Radio Meteor Observation in Japan No.260 June 2023 - English : https://www.iprmo.org - Japanese: https://www.amro-net.jp ----------------------------------------------------------------------------- Observer : Kenji Fujito Location : Yokkaichi, Mie, Japan (34.96 N, 136.61 E) Frequency: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : 2el. Comet HB9CV, zenith Receiver: ITEC HRO-RX1a Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 5 7 6 6 7 2 3 6 1 2 1 4 2 2 5 1 4 1 1 3 3 1 4 10 02 | 12 7 13 9 7 9 9 6 7 5 4 4 4 5 6 2 2 5 2 1 0 3 2 7 03 | 4 6 5 2 4 11 8 7 1 0 0 0 %0 NS NS %0 NS %0 1 1 0 1 2 1 04 | 4 3 5 3 9 14 13 7 0 1 0 1 0 0 2 2 1 0 1 0 1 0 2 4 05 | 1 9 6 3 6 12 11 12 5 1 2 1 0 0 1 1 1 0 1 3 0 1 6 3 06 | 7 3 3 10 9 12 11 6 2 2 0 0 3 7 4 4 2 0 1 3 1 0 5 0 07 | 5 2 2 5 7 5 7 2 4 4 2 0 1 0 1 2 1 1 0 1 1 1 4 7 08 | 7 7 11 5 8 11 13 3 4 2 2 2 6 3 6 2 4 5 2 1 4 4 6 7 09 | 4 8 5 8 7 14 12 4 10 1 7 1 6 5 9 9 1 1 2 2 4 3 4 7 10 | 6 14 11 6 23 17 18 8 6 1 1 6 2 6 2 2 0 3 0 0 0 4 5 6 11 | 5 4 8 14 19 18 11 12 5 5 1 7 4 6 10 3 2 2 0 3 3 7 1 7 12 | 7 6 5 9 11 11 10 5 7 8 1 4 6 9 6 7 2 2 0 2 2 3 5 5 13 | 2 3 9 5 11 11 14 3 4 2 %0 2 5 6 7 3 1 0 0 4 1 1 3 3 14 | 6 6 6 11 12 12 9 7 3 5 3 2 2 9 9 3 2 2 1 0 2 1 6 3 15 | 2 10 10 12 15 13 11 5 3 1 4 4 4 4 10 5 5 4 2 6 1 5 4 5 16 | 5 4 8 13 9 18 10 4 2 2 1 2 0 2 3 5 3 2 1 2 1 3 4 5 17 | 5 5 10 5 5 9 11 3 1 0 1 3 0 1 %0 %0 0 2 1 1 1 1 4 5 18 | 3 4 4 7 11 15 21 3 3 4 4 4 2 8 4 4 3 6 1 1 2 2 2 4 19 | 2 7 7 4 7 16 9 6 1 0 1 1 0 2 0 0 2 3 0 4 2 0 4 1 20 | 1 6 6 10 8 19 8 8 2 3 1 2 2 2 2 1 0 0 0 0 1 9 9 4 21 | 3 7 10 13 12 13 14 6 6 4 6 8 6 5 5 2 5 3 2 0 2 7 9 9 22 | 10 15 7 10 17 22 21 14 6 8 2 3 3 7 3 3 3 2 1 2 8 1 4 7 23 | 11 5 9 5 4 4 8 6 7 3 4 7 1 4 2 4 0 2 1 1 7 3 6 3 24 | 15 7 8 9 11 11 17 8 2 2 2 3 2 2 0 5 2 3 2 2 1 2 4 5 25 | 2 5 11 6 15 13 13 6 4 1 0 0 2 0 3 0 2 1 1 0 0 1 3 7 26 | 3 5 14 7 8 18 9 6 5 2 0 1 1 3 6 5 2 5 0 3 0 5 4 6 27 | 8 8 10 10 7 10 12 7 5 2 1 5 3 2 5 2 1 2 1 2 0 5 10 4 28 | 7 6 5 12 12 7 11 6 3 3 0 0 2 2 2 3 1 2 3 2 4 2 9 4 29 | 4 7 16 6 17 11 3 6 7 5 3 5 2 8 0 3 3 3 0 1 4 3 4 6 30 | 3 6 8 4 9 7 6 8 6 7 1 2 3 1 9 5 2 5 2 3 1 7 4 10 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 02 | 1 03 | 1 1 04 | 1 1 05 | 06 | 07 | 1 08 | 1 09 | 10 | 11 | 1 1 12 | 13 | 1 14 | 15 | 1 16 | 17 | 18 | 1 1 19 | 20 | 1 21 | 22 | 1 23 | 24 | 1 25 | 26 | 1 1 27 | 28 | 29 | 1 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Tuboi Observatory[TSUBOI MASAKI] Location : Asakitaku,Hiroshimashi,JAPAN (34.45 N, 132.50 E) Frequency: 50.017 MHz Transmitter Location: Miyazaki University (131.4 E, 31.8 N) HAM beacon (JA6YBR) (50 W CW, 50.017 MHz) No modulation except for identification Antenna : 2el. HB9CV Az:200deg. horizon. Receiver: R820T2-SDR+TCXO SDRRadioMethod : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 4 0 1 2 5 2 7 3 1 1 0 1 0 0 0 0 1 2 0 0 %0 IF 2 7 02 | 3 5 3 2 7 9 5 1 2 2 0 0 0 0 1 1 6 0 %8 IF 1 2 6 9 03 | 0 3 3 3 2 3 10 6 3 %2 IF 1 %1 %2 1 0 1 1 1 2 %5 IF %0 0 04 | 0 0 0 0 0 6 5 3 1 IF IF 0 0 0 0 1 4 0 %4 %2 0 0 2 2 05 | 4 0 1 0 0 5 6 1 %2 IF 0 0 IF IF %0 4 4 2 1 0 %2 IF 2 9 06 | 2 4 4 3 4 3 8 9 3 3 2 1 2 1 2 1 1 1 0 %0 IF IF IF IF 07 | %0 0 4 0 0 0 2 0 1 0 0 0 7 3 8 5 3 1 %0 %2 IF 0 3 4 08 | 5 3 1 4 0 0 1 2 1 0 0 1 6 1 0 1 1 1 %0%12 0 IF IF IF 09 |%10 1 5 9 5 12 9 6 %2 0 0 1 0 3 2 4 2 0 3 2 %2 IF %2 IF 10 | %0 %2 0 4 3 5 3 0 2 0 0 0 1 1 0 1 5 0 2 %4 IF IF %2 %2 11 | 1 %0 0 0 1 1 4 1 1 3 0 0 0 1 1 1 1 4 1 1 IF %4 0 2 12 | 4 2 2 1 3 2 0 3 1 0 0 0 1 1 0 0 1 4 2 5 IF IF IF IF 13 | %4 0 1 1 0 2 2 1 0 0 0 0 0 1 2 1 0 2 0 %2 IF IF IF IF 14 | 2 1 0 2 1 2 4 1 1 0 0 0 0 0 0 1 1 0 0 1 %5 4 %1 IF 15 | %5 2 0 2 2 1 1 1 0 0 0 0 0 0 0 IF IF %1 1 %2 IF IF IF IF 16 | IF %0 0 4 1 3 0 5 2 3 0 0 0 0 0 0 0 0 0 1 0 0 1 %3 17 | %2 1 3 5 3 2 5 2 1 0 0 0 3 1 3 4 1 2 0 %2 IF %1 IF %0 18 | 0 3 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 3 %0 0 0 0 %0 IF 19 | 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 %0 %0 0 0 0 20 | 0 0 0 0 0 0 0 0 %0 0 %0 0 0 0 0 0 2 1 2 0 IF IF IF IF 21 | %2 1 1 1 0 0 0 0 %0 0 0 0 %2 6 2 0 1 0 0 0 0 0 1 0 22 | 1 3 2 3 5 3 3 0 4 1 1 2 10 7 10 4 2 1 0 0 1 0 0 3 23 | 2 4 2 2 2 %1 4 2 0 3 0 4 9 IF IF IF IF IF IF IF 0 1 2 1 24 | 1 1 1 0 0 0 0 4 2 8 6 IF IF %1 0 IF IF %0 1 0 0 0 0 0 25 | IF 0 3 4 6 8 3 2 3 2 2 %7 4 7 %5 %2 1 1 0 3 %0 2 2 5 26 | %6 2 4 4 7 2 6 3 2 0 IF IF IF %6 5 1 %0 IF IF %0 %0 0 1 0 27 | 2 2 3 5 3 1 3 3 1 0 4 2 0 8 1 2 2 0 1 0 0 1 0 4 28 | 2 3 6 3 2 5 2 1 1 0 0 IF %0 2 1 1 1 0 0 1 5 0 1 4 29 | 2 7 3 3 8 3 2 0 1 1 2 IF %6 %1 IF IF IF %3 %0 %0 1 0 2 5 30 | 2 2 1 2 4 1 4 5 IF 4 %2 5 8 6 4 3 2 3 1 1 4 1 1 1 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 02 | 03 | 04 | 05 | 06 | 1 1 07 | 08 | 09 | 10 | 11 | 1 12 | 13 | 14 | 15 | 16 | 17 | 1 18 | 19 | 20 | 1 21 | 22 | 23 | 24 | 25 | 1 26 | 27 | 28 | 29 | 1 1 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Frequency: 92.5 MHz Transmitter Location: FM-broadcast at Kagoshima, Japan Antenna : 5el-Yagi Az90deg Receiver: R820T2-SDR+TCXO SDRRadio Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 25 25 28 26 21 30 27 19 22%10%18 23 32 32%42%29 21 9 7 4 8 8 5 9 02 | 16 19 19 29 21 26 12 18 25 12 24 46 24 35 40 24 IF IF IF IF %8 6 10 19 03 | 19 22 28 32 33 25%40 IF IF IF IF IF IF IF IF IF IF IF 13%11%18 10 15 16 04 | 17 27 28 35 33 41 37 IF IF IF IF IF IF IF IF IF IF IF IF IF IF 8 9 24 05 | 26 27 27 26 51 36 44%22 IF IF IF IF IF IF IF IF IF 24 7 8 10 9 9 9 06 | 15 21 21 35 28 44 34 29 25 17 25 51%66 41 49 54 22 12 4 12 IF 10 13 14 07 | 25 27 28 40 33 41 41 35%24 IF IF IF IF IF IF IF%10 11 9 6 5 13 11 17 08 | 19 20 28 33 46 36 35 29 27 22%21%52 68%54%54%45 IF %8 IF IF IF IF IF 13 09 | 15 19 21 30 30 27 33 IF IF IF IF IF IF IF IF IF%25 13 3 7 5 10 IF%18 10 | 15 24 17 33 23 37%53 IF IF IF IF IF IF IF IF IF IF IF %8 6 3 7%12 21 11 | 20 25 26 33 47 41 46 31 25%20 IF IF IF IF IF%41 25 7 8 6 5 8 13 12 12 | 19 24 25 27 29 55 53 40%26 IF IF IF IF IF IF IF %8 7 8 5 12 IF 11 15 13 | 19 19 30 40 32 36 44 20 25 IF IF IF IF IF IF%44%35 6 7 6 11 5 13 13 14 | 19 21 25 36 35 47 39 45 28%18 26 47 46 44 43 36 27 5 6 6 6 7 14 14 15 | 29 22 19 44 38 30 38 38 23 18 23 IF IF IF IF IF 43 20 11 6 8 6 10 13 16 | 23 28 17 33 44 35 41 30 IF IF IF IF IF IF IF IF IF%15 9 4 9 14 17 15 17 | 24 23 25 34 26 33 27%42 IF IF IF IF IF IF IF IF IF%26 8 7 6 4 13 10 18 | 20 28 26 37 34 48 27 28%29%24 IF IF IF IF IF IF IF 18 8 8 5 5 10 12 19 | 22 23 33 25 45 30 27 IF IF IF IF IF IF IF IF IF IF IF IF IF IF%10 %9 13 20 | 24 16%32 35 28 27 39%34 IF IF IF IF IF IF IF IF IF %4%15 IF IF IF IF 10 21 | 23 21 31 36 33 35 46 21 18 25 21 23 37 45 33 25 22 21 19 5 5 8 15 17 22 | 24 25 34 45 30 23 36 27 20 17%30 IF IF IF IF IF IF 16 12 IF IF 10 11 14 23 | 26 20 35 32 33 47 33 31%34 IF IF IF IF IF IF IF IF IF IF IF 5 5 IF%18 24 | 28 35 26 35 37 31 21%32 IF IF IF IF IF IF IF IF IF IF 13 9 11 12 25 24 25 | 31 28 39 35 41 29 39 31 29 IF IF IF IF IF IF IF IF 11 11 5 8 13 15 21 26 | 22 33 41 39 34 36 33 34%25 IF IF IF IF IF IF IF 22 11 9 8 9 11 8 17 27 | 26 22 40 48 35 42 40%36 IF IF IF IF IF IF%36 28%20 15 8 11 6 16 13 16 28 | 25 29 33 38 29 37 28 19 25 IF IF IF IF IF IF IF IF%16 7 6 5 4 8 12 29 | 25 23 30 33 24 35 29%20 IF IF IF IF%26 IF IF IF IF IF IF 2 8 14 8 7 30 | 16 26 36 24 36 31 25 25%14 %8 IF IF IF IF 33 24 22 15 7 %2 6 4 7 21 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 2 1 1 02 | 1 03 | 1 3 1 04 | 1 1 05 | 1 4 5 06 | 1 2 2 2 1 1 1 07 | 1 1 1 1 1 1 08 | 1 2 2 1 1 1 2 1 1 09 | 1 10 | 1 1 11 | 12 | 1 2 13 | 1 1 14 | 1 3 1 1 1 15 | 1 1 1 16 | 1 1 1 2 17 | 1 18 | 1 1 19 | 1 1 1 20 | 1 2 1 21 | 1 1 1 22 | 1 23 | 24 | 1 1 25 | 2 1 1 2 26 | 2 1 27 | 2 3 2 1 28 | 1 1 29 | 1 1 30 | 3 1 1 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer :Hirofumi Sugimoto Location : Hachioji, Tokyo, Japan (35.654 N, 139.319 E) Frequency: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : HB9CV 2el. zenith(el.S-N) Receiver: AITEC MRX-50 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 7 1 1 2 4 3 8 4 7 9 5 2 0 0 1 4 2 0 2 0 0 3 2 1 02 | 0 6 4 6 11 10 11 6 20 10 6 6 1 2 1 1 3 0 2 1 1 2 2 3 03 | 5 3 4 4 9 9 18 17 15 6 2 3 1 0 1 3 1 1 3 6 2 6 1 7 04 | 6 3 6 8 7 15 9 27 15 -- 6 1 3 2 0 3 -- -- -- -- 1 4 5 5 05 | 5 7 1 1 8 17 16 22 18 12 1 3 1 1 1 2 2 1 1 1 2 6 6 4 06 | 4 5 3 8 11 12 9 14 14 14 4 3 2 1 3 2 1 2 1 2 2 2 1 2 07 | 0 0 1 3 9 8 14 17 13 9 1 2 0 1 0 2 2 1 0 5 4 3 1 2 08 | 1 0 1 0 3 11 9 16 16 7 8 4 3 1 2 1 2 2 4 2 3 2 3 3 09 | 10 5 3 8 11 14 14 17 17 -- -- -- -- 2 4 7 0 1 0 2 1 1 2 0 10 | 3 4 1 2 2 9 9 10 19 15 1 0 2 0 0 0 2 0 0 0 0 0 1 1 11 | 7 2 6 4 10 10 8 11 6 4 2 1 0 0 0 1 2 0 2 1 1 1 1 3 12 | 4 8 7 7 7 9 13 18 20 15 12 2 2 0 2 1 0 0 1 3 0 1 1 5 13 | 6 5 4 6 9 13 20 9 11 7 2 1 3 2 0 2 4 1 0 0 0 0 1 0 14 | 1 0 0 0 2 8 10 16 6 13 1 2 1 0 3 0 2 1 0 0 0 0 4 5 15 | 5 8 6 3 11 5 9 18 10 13 2 0 0 0 0 0 2 0 1 7 0 3 3 5 16 | 5 3 8 1 13 10 10 5 9 5 6 0 2 0 3 2 1 0 0 3 2 2 1 5 17 | 5 0 0 0 3 7 6 20 17 7 6 4 2 3 3 -- -- 0 0 0 2 2 1 8 18 | 2 8 3 1 7 6 8 12 10 10 3 0 0 0 0 3 2 3 1 2 6 0 5 1 19 | 3 3 3 4 10 7 13 10 11 3 4 3 4 1 3 1 2 0 0 3 2 5 1 2 20 | 3 0 4 3 4 10 6 13 11 5 2 1 2 1 1 0 1 1 0 0 1 3 6 5 21 | 7 3 2 0 1 12 4 10 7 18 1 2 0 2 3 5 4 4 6 6 3 3 4 6 22 | 8 9 8 5 11 10 14 16 3 1 1 2 5 2 1 2 0 3 5 3 4 3 9 8 23 | 7 8 10 6 14 13 6 16 13 15 7 2 2 1 3 2 4 1 1 3 1 5 3 4 24 | 3 9 7 4 6 11 10 9 15 5 7 1 0 0 0 4 1 0 5 0 3 0 0 0 25 | 0 0 1 6 3 7 5 19 11 10 6 3 1 0 0 0 4 0 1 -- -- -- -- -- 26 | -- -- -- 2 7 6 6 10 9 10 6 -- -- -- -- -- -- -- -- -- -- -- -- -- 27 | -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 28 | -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 29 | -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30 | -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 1 02 | 03 | 1 1 04 | 1 05 | 06 | 1 07 | 1 08 | 09 | 10 | 11 | 2 2 1 12 | 1 13 | 1 14 | 15 | 1 16 | 1 17 | 1 18 | 1 1 1 19 | 1 20 | 1 1 21 | 1 22 | 23 | 24 | 1 25 | 1 26 | 27 | 28 | 29 | 30 | ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Frequency: 116.900 MHz Transmitter Location: Chitose-VOR at Tomakomai city (141.7 E, 42.7 N) VOR Beacon for Air-flight (200W 30Hz AM, 116.900 MHz) Antenna : 5el-Yagi Horizon Receiver: AIRSPYmini Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 8 6 9 7 5 5 22 24 17 11 10 3 4 4 8 4 1 1 4 0 2 1 5 8 02 | 8 9 8 11 13 20 16 11 15 7 8 8 6 9 7 6 4 2 1 2 4 5 4 5 03 | 9 8 5 9 16 19 19 22 14 8 11 6 10 14 17 6 6 2 %2 0 1 4 7 10 04 | 4 9 13 12 15 23 29 17 16 10 8 9 12 8 6 4 2 6 0 6 1 10 6 6 05 | 4 5 8 8 29 17 32 22 11 2 4 11 15 18 10 8 5 8 1 3 0 0 3 6 06 | 10 12 6 16 17 27 26 20 13 8 8 18 18 13 15 13 9 4 6 1 3 4 12 13 07 | 6 7 10 10 23 26 35 20 12 6 11 8 15 18 10 7 0 1 3 2 2 2 5 10 08 | 8 2 4 9 15 17 27 36 29 9 8 19 11 2 4 3 3 5 4 2 3 4 2 2 09 | 7 9 9 11 33 26 32 46 27 11 8 18 20 29 14 15 4 3 5 2 2 5 1 2 10 | 8 11 7 13 41 31 48 32 15 13 15 19 19 23 10 16 4 2 4 3 1 4 6 3 11 | 2 12 4 12 35 23 23 31 37 15 7 7 11 18 19 13 4 4 3 4 3 6 10 1 12 | 8 7 13 21 33 42 36 35 19 14 9 10 17 19 21 10 3 7 1 4 3 3 5 3 13 | 9 13 17 14 22 34 33 35 20 11 6 16 10 29 17 10 12 4 2 4 3 2 0 9 14 | 3 3 10 9 28 41 25 20 18 12 8 15 16 19 24 13 11 4 2 0 0 4 5 9 15 | 3 6 10 8 10 24 45 28 14 5 11 20 17 30 10 6 3 3 1 1 8 11 5 4 16 | 3 5 9 11 30 31 30 26 21 11 4 19 23 20 14 12 10 6 3 5 5 5 11 4 17 | 4 4 9 29 14 28 36 22 19 9 8 10 13 18 10 14 8 1 2 6 1 1 6 8 18 | 15 7 3 7 21 28 37 27 12 5 5 11 26 15 18 12 7 5 3 2 2 6 1 4 19 | 2 7 15 14 42 27 34 25 9 15 8 15 15 17 20 11 4 5 4 0 3 9 17 10 20 | 7 11 7 11 14 24 26 26 14 1 7 1 7 8 3 5 3 5 1 1 3 4 8 8 21 | 0 4 6 12 16 27 23 24 14 5 2 12 10 7 12 7 3 2 4 6 6 7 4 7 22 | 2 12 1 7 13 29 18 30 10 2 9 9 11 18 8 8 7 2 2 3 2 7 3 10 23 | 8 8 16 16 19 28 30 18 18 15 9 14 12 12 11 6 7 3 4 1 8 14 5 6 24 | 2 5 7 11 9 14 24 18 11 13 10 10 16 17 13 10 3 1 3 2 11 10 6 3 25 | 5 2 5 8 10 16 16 30 10 12 5 9 10 17 16 8 11 5 2 4 5 2 4 8 26 | 10 6 3 13 10 25 23 34 23 13 14 10 10 12 10 14 2 4 2 6 3 8 1 2 27 | 2 2 12 15 23 20 24 20 14 7 9 13 9 10 11 12 5 3 4 8 5 0 7 5 28 | 7 8 4 10 20 22 29 22 21 11 10 9 9 12 3 6 3 3 2 4 3 1 5 3 29 | 3 10 6 5 20 19 14 17 18 12 3 7 13 14 17 10 12 5 5 3 4 7 6 1 30 | 6 8 11 19 16 24 35 21 16 12 8 4 8 10 8 6 3 8 4 3 3 2 4 3 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 1 02 | 03 | 04 | 1 05 | 1 06 | 1 07 | 1 1 08 | 09 | 10 | 1 1 11 | 1 1 1 12 | 13 | 14 | 1 1 15 | 1 16 | 1 1 1 17 | 1 18 | 19 | 1 20 | 21 | 22 | 1 23 | 1 1 24 | 1 1 1 1 25 | 26 | 2 1 27 | 1 1 1 1 28 | 1 1 29 | 1 30 | 1 1 1 1 ---+------------------------------------------------------------------------ Jun| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hiroshi Suzuki Location : Soma, Fukushima, Japan (37.79 N, 140.98 E) Frequency: 92.5 MHz Antenna : AF-4 (4el.) horizon, dir: west Receiver: RTL-SDR Method : by using HROFFT software (by Kazuhiko Ohkawa) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 01| 54| 53| 60| 59| 50| 56| 53| 67| 39| 40| 42| 71| 57| 46| 37| 15| 30| 11| 13| 11| 12| 17| 28| 44| 02| 40| 41| 35| 41| 36| 37| 43| 24| 35| 37| 47| 43| 32| 51| 42| 17| 15| 3 | 5 | 10| 15| 24| 25| 39| 03| 43| 50| 50| 47| 45| 80| 69| 53| 66| 1 | 40| 16| 30| 56| 31| 32| 28| 10| 5 | 11|??? |??? | 31| 52| 04| 63| 62| 72| 40| 96| 39| 44| 68| 8 | 47| 90| 98| 70| 68| 51| 47| 1 | 61| 59| 29| 11| 12| 44| 78| 05| 76| 85| 71| 61| 82| 67| 79| 64| 48| 59| 32| 42| 63| 62| 38| 37| 16| 11| 15| 7 | 10| 23| 40| 62| 06| 62| 81| 65| 98| 90| 52| 40| 81| 65| 60| 91| 75| 20| 33| 53| 33| 27| 22| 12| 17| 9 | 21| 33| 40| 07| 68| 66| 55| 54| 64| 60| 92| 80| 96| 73| 12|??? | 61| 69| 53| 54| 39| 9 | 21| 21| 11| 21| 36| 43| 08| 65| 79| 77| 86| 83| 56| 58| 86| 77| 87| 91| 82| 96| 75| 61| 55| 7 | 13| 15| 14| 45| 59| 21| 43| 09| 44| 39| 38| 35| 50| 74| 66| 33| 9 | 32| 15| 2 |??? |??? | 23| 34| 18| 9 | 0 | 0 | 13| 37| 35| 34| 10| 62| 58| 61| 59| 70| 53| 50| 108| 80| 51| 39| 87| 108| 46| 49| 38|??? | 13| 10| 6 | 19| 29| 29| 56| 11| 49| 74| 92| 69| 72| 44| 63| 58| 47| 55| 40| 39| 28| 37| 17| 25| 16| 3 | 5 | 11| 13| 24| 33| 58| 12| 65| 83| 67| 81| 75| 84| 81| 55| 49| 72| 73| 40| 15|??? | 53| 34| 35| 13| 14| 18| 27| 52| 8 | 68| 13| 43| 40| 38| 47| 48| 37| 28| 49| 37| 52| 45| 71| 59| 48| 59| 43| 28| 8 | 19| 24| 15| 24| 34| 38| 14| 41| 43| 55| 56| 64| 60| 41| 50| 48| 30| 39| 61| 37| 26| 25| 22| 26| 15| 6 | 12| 18| 16| 24| 41| 15| 42| 48| 51| 62| 62| 46| 39| 36| 21| 33| 38| 38| 39| 40| 26| 33| 33| 13| 9 | 14| 9 | 24| 20| 30| 16| 46| 58| 68| 68| 66| 51| 75| 42| 40| 50| 33| 46| 40| 23| 26| 15| 14| 17| 9 | 7 | 7 | 19| 27| 34| 17| 48| 55| 45| 40| 43| 93| 88| 68| 73| 83| 60| 53| 34|??? |??? |??? | 9 | 11| 11| 14| 21| 30| 33| 31| 18| 50| 44| 26| 55| 49| 27| 41| 32| 28| 54| 13| 50| 41| 11| 15| 9 | 22| 10| 5 | 10| 19| 22| 31| 30| 19| 46| 38| 43| 46| 39| 41| 32| 45| 26| 31| 52| 19| 22| 40| 45| 49| 34| 19|??? | 20| 14| 14| 22| 31| 20| 28| 50| 41| 62| 69| 60| 44| 71| 57| 47| 38| 38| 56| 48| 40| 22| 20| 8 | 9 | 15| 15| 55| 52| 58| 21| 93| 93| 90| 101| 93| 71| 73| 82| 102| 84| 79| 59| 65| 45| 42| 41| 28| 16| 10| 12| 16| 23| 45| 60| 22| 73| 55| 73| 75| 52| 51| 48| 63| 92| 91| 39| 29| 12| 26| 27| 18| 19| 11| 11| 15| 17| 24| 33| 35| 23| 42| 81| 76| 61| 72| 60| 52| 29| 39| 47| 79| 57| 51| 51| 27| 20| 15| 21| 8 | 16| 22| 36| 44| 37| 24| 59| 50| 46| 44| 34| 38| 52| 80| 69| 85| 92| 83| 74| 56| 47| 35| 30| 14| 11| 24| 27| 33| 46| 42| 25| 54| 65| 73| 67| 61| 67| 102| 117| 96| 98| 82| 83| 65| 71| 65| 39| 32| 30| 29| 44| 16| 41| 59| 62| 26| 55| 0 | 0 | 33| 0 | 0 | 0 | 34| 58| 44| 15| 5 |??? |??? | 8 | 36| 44| 23| 3 | 15| 36| 27|??? |??? | 27| 4 | 3 | 12| 55| 88| 90| 109| 119| 104| 125| 97| 42| 82| 65| 61| 45| 35| 23| 27| 114| 23| 23| 57| 102| 28| 140| 136| 120| 139| 89| 108| 78| 101| 77| 93| 77| 59| 52| 55| 18| 17| 23| 15| 12| 12| 13| 30| 79| 66| 29| 67| 87| 74| 84| 83| 102| 80| 70| 87| 52| 48| 28| 2 | 68| 38| 25| 7 | 9 | 10| 18| 29|??? | 0 |??? | 30| 49| 133| 95| 102| 110| 110| 99| 71| 71| 75| 62| 42| 54| 42| 33| 36| 29| 15| 14| 11| 23| 54| 84| 93| ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 1 | 0 | 0 | 1 | 3 | 1 | 2 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 2 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 4 | 3 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 1 | 1 | 0 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 3 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 0 | 0 | 2 | 2 | 0 | 1 | 1 | 2 | 3 | 3 | 0 | 0 | 2 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 2 | 0 | 2 | 2 | 2 | 0 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 1 | 1 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 4 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 11 | 1 | 1 | 1 | 0 | 3 | 2 | 4 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 2 | 1 | 1 | 5 | 2 | 1 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 1 | 0 | 1 | 3 | 0 | 0 | 0 | 1 | 5 | 0 | 5 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 14 | 0 | 1 | 1 | 0 | 3 | 3 | 0 | 2 | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 15 | 0 | 0 | 0 | 2 | 5 | 2 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 1 | 2 | 0 | 5 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 1 | 1 | 0 | 3 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 1 | 1 | 1 | 1 | 2 | 1 | 0 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 23 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 24 | 1 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 1 | 1 | 2 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Hironbu Shida Location: Akita, Akita, Japan (140.1 E, 39.4 N) Frequency: 53.755 MHz Transmitter Location:@ Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : HB062FDX Receiver : AITEC MRX-50 Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 1 | 0 | 0 | 2 | 2 | 0 | 0 |May 01 | 0 | 0 | 1 | 0 | 1 | 3 | 1 | 1 | 0 | 0 | 1 | 2 | 2 | 0 | 2 | 2 | 3 | 2 | 2 | 6 | 6 | 4 | 1 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 2 | 5 | 10 | 1 | 4 | 1 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | ES | 0 | 2 | 4 | ES | 3 | 2 | 1 | 4 | 1 | 4 | 4 | 5 | 3 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 7 | 4 | 2 | 3 | 05 | 1 | 0 | 0 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 2 | 4 | 1 | 4 | 6 | 6 | 0 | 06 | 1 | 0 | 3 | 1 | 0 | 2 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 3 | 3 | 0 | 3 | 10 | 9 | 1 | 4 | 07 | 2 | 2 | 0 | 1 | 2 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 4 | 6 | 10 | 8 | 3 | 2 | 08 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 0 | 8 | 5 | 3 | 3 | 2 | 09 | 2 | 1 | ES | ES | 4 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 2 | 3 | 5 | 4 | 2 | 2 | 2 | 10 | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 7 | 0 | 2 | 0 | 4 | 9 | 3 | 3 | 0 | 11 | 2 | 0 | 1 | 0 | 1 | 0 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 3 | 3 | 12 | 5 | 7 | 1 | 2 | 12 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 2 | 3 | 2 | 5 | 7 | 5 | 2 | 9 | 0 | 13 | 1 | 0 | 0 | 0 | 2 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 6 | 1 | 10 | 3 | 0 | 14 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 2 | 1 | 4 | 1 | 5 | 3 | 2 | 1 | 15 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 4 | 2 | 4 | 7 | 8 | 0 | 2 | 16 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 1 | 4 | 2 | 7 | 5 | 6 | 2 | 17 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 0 | 2 | 1 | 4 | 10 | 4 | 0 | 1 | 1 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 2 | 2 | 3 | 4 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 2 | 19 | 0 | 0 | 0 | 0 | 3 | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 4 | 4 | 3 | 0 | 20 | 1 | 0 | 0 | 1 | 2 | 0 | 1 | 2 | 1 | 0 | 0 | 1 | 3 | 4 | 0 | 4 | 1 | 5 | 8 | 5 | 6 | 9 | 2 | 4 | 21 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 2 | 3 | 2 | 0 | 1 | 5 | 1 | 11 | 5 | 9 | 1 | 22 | 2 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 1 | 0 | 0 | 2 | 0 | 2 | 2 | 6 | 1 | 0 | 1 | 1 | 3 | 3 | 3 | 7 | 23 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 3 | 0 | 1 | 0 | 24 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 1 | 1 | 0 | 8 | 2 | 3 | 1 | 25 | 0 | 0 | 3 | 2 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 1 | 2 | 1 | 2 | 0 | 1 | 0 | 1 | 26 | 1 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 1 | 1 | 1 | 4 | 3 | 2 | 3 | 5 | 1 | 4 | 4 | 1 | 27 | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 1 | 0 | 2 | 2 | 2 | 3 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 4 | 2 | 0 | 2 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 3 | 1 | 3 | 0 | 2 | 5 | 3 | 5 | 0 | 2 | 30 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 07 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 09 | 0 | 1 | ES | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Norihiro Nakamura Location: Tsukuba, Ibaraki, Japan (140.1 E, 36.0 N) Frequency: 53.755 MHz Transmitter Location:@ Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : Dipole Receiver : KENWOOD TH-F7 Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 2 | 0 | 2 | 1 | 0 | 0 | 2 | 3 | 2 |May 01 | 2 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 02 | 1 | 1 | 3 | 7 | 2 | 3 | 1 | 1 | 5 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 2 | 4 | 7 | 03 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 3 | 8 | 4 | 1 | 2 | 2 | 2 | 2 | 3 | 1 | 04 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 1 | 05 | 1 | 2 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 4 | 06 | 2 | 0 | 1 | 2 | 2 | 1 | 0 | 0 | 1 | 3 | 6 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 3 | 1 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? | 0 | 08 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 5 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 09 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 11 | 2 | 0 | 0 | 0 | 1 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 5 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 2 | 0 | 0 | 1 | 0 | 3 | 1 | 2 | 0 | 2 | 2 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 15 | 0 | 1 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 18 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 19 | 6 | 2 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 2 | 3 | 1 | 0 | 1 | 4 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 3 | 20 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 21 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 3 | 3 | 0 | 1 | 1 | 0 | 22 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 2 | 2 | 1 | 0 | 4 | 1 | 1 | 2 | 0 | 0 | 3 | 2 | 1 | 1 | 1 | 23 | 4 | 0 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 24 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? | 9 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 0 | 25 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 1 | 2 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 1 | 2 | 2 | 1 | 26 | 0 | 0 | 6 | 1 | 1 | 2 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 1 | 1 | 0 | 27 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 1 | 0 | 1 | 28 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 29 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 30 |??? | 0 | 2 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 2 | 1 | 2 | 1 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 30 |??? | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hirotaka Otsuka Location : Hirakata, Osaka, Japan (135.7 E, 34.9 N) Frequency: 53.755 MHz Antenna : 2el-HB9CV, 4mH (90-270 Azimuth(East-West), 90elevation) Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Reciever: YAESU FT-690 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 11 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 1 | 1 | 1 | 0 | 12 | 1 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 3 | 0 | 2 | 2 | 1 | 13 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 2 | 0 | 0 | 1 | 15 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 1 | 1 |??? | 17 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 3 | 0 | 0 | 1 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 1 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 21 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 2 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 0 | 2 | 4 | 1 | 1 | 3 | 23 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 24 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 1 | 0 | 1 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 2 | 1 | 0 | 27 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 3 | 3 | 1 | 0 | 1 | 29 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |??? | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hiroshi Ogawa Location : Tsukuba, Ibaraki, Japan (36.04 N, 140.05 E) Frequency: 89.4 MHz (Mode:USB) Antenna : AF-4 (4el.) horizon, dir: south-west Receiver: R820T2 & SDR + TCXO Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using MROview (by K. Arita) and HROreport (by M. Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 11 | 10 | 15 | 18 | 18 | 9 | 13 | 12 | 9 |May 01 | 5 | 9 | 9 | 13 | 8 | 10 | 12 | 9 | 10 | 9 | 7 | 11 | 9 | 10 | 12 | 12 | 19 | 6 | 24 | 35 | 14 | 11 | 13 | 10 | 02 | 19 | 13 | 13 | 10 | 12 | 12 | 8 | 3 | 5 | 5 | 2 | NS | NS | NS | NS | NS | NS | NS | 26 | 20 | 14 | 13 | 17 | 13 | 03 | NS | NS | 6 | 11 | 6 | 7 | 12 | 13 | 9 | ES | 3 | 6 | 9 | 11 | 10 | 8 | 12 | 19 | 23 | 23 | 29 | 12 | 17 | ES | 04 | ES | IF | 6 | 8 | 16 | 9 | NS | ES | ES | IF | ES | 5 | 4 | 11 | 11 | 17 | 7 | 16 | 16 | 22 | 18 | 12 | 17 | 12 | 05 | 7 | 6 | 10 | NS | NS | 11 | 12 | 19 | 17 | 11 | 3 | 8 | 4 | 14 | 5 | 12 | 10 | 23 | 37 | 31 | 21 | 11 | 12 | 15 | 06 | 18 | 14 | 8 | 8 | 11 | 13 | 15 | 23 | 18 | 10 | 5 | 6 | 13 | 9 | 11 | 8 | 14 | 16 | 21 | 26 | 22 | 17 | 14 | 12 | 07 | 21 | 12 | 16 | 11 | 15 | 22 | 14 | 25 | 13 | 6 | 8 | 6 | 5 | 17 | 12 | 8 | 14 | 10 | 26 | 28 | 31 | 27 | 12 | 18 | 08 | 17 | 13 | 10 | 16 | 23 | 17 | 21 | NS | 7 | 6 | 10 | 17 | NS | 7 | 11 | 16 | 24 | 13 | 29 | 35 | 23 | 15 | IF | 19 | 09 | 13 | ES | IF | IF | ES | 10 | 14 | 12 | 8 | 10 | 5 | 7 | 7 | 15 | 15 | 15 | 23 | 24 | 35 | 43 | 40 | 32 | 9 | 18 | 10 | 14 | 14 | 20 | 19 | 17 | 22 | ES | 13 | 13 | 7 | 9 | 6 | 9 | 11 | 19 | 16 | 14 | 28 | 37 | 53 | 32 | 21 | 13 | 15 | 11 | 26 | 19 | 18 | 10 | 12 | 20 | 18 | 27 | 10 | 7 | 8 | 10 | 11 | 10 | 10 | 18 | 12 | 27 | 36 | 39 | 29 | 23 | 12 | 14 | 12 | 13 | 9 | 11 | 13 | 11 | ES | ES | 8 | 7 | 6 | 6 | 6 | 15 | 13 | 12 | 14 | 15 | 15 | 38 | 39 | 32 | 24 | 22 | 11 | 13 | 15 | 12 | 12 | 15 | 13 | 22 | 24 | 16 | 16 | 2 | 5 | 9 | 10 | 9 | 13 | 13 | 8 | 17 | 33 | 40 | 25 | 20 | 13 | 18 | 14 | 14 | 11 | 10 | 12 | 10 | 12 | 18 | 22 | 21 | 8 | 12 | 12 | 6 | 8 | 16 | 17 | 13 | 17 | 24 | 47 | 27 | 21 | 24 | 19 | 15 | 14 | 13 | 18 | 13 | 15 | 15 | 25 | 20 | 14 | 7 | 10 | 13 | 9 | 23 | 10 | 12 | 17 | 21 | 32 | 35 | 29 | 19 | 8 | 13 | 16 | 8 | 7 | 10 | 13 | 13 | 16 | 30 | 22 | 16 | 4 | 11 | 9 | 11 | 8 | 10 | 13 | 16 | 22 | 31 | 36 | 29 | 29 | 23 | 11 | 17 | 15 | 11 | 10 | 12 | 19 | ES | ES | 12 | 11 | 10 | 11 | 6 | 15 | 10 | 17 | 11 | 16 | 19 | 24 | 27 | 13 | 18 | 10 | 17 | 18 | 20 | 12 | 16 | 6 | 12 | 15 | 22 | 16 | 13 | 8 | 6 | 6 | 3 | 6 | 6 | 9 | 5 | 9 | 14 | 19 | 17 | 9 | 17 | 13 | 19 | 22 | 9 | 9 | 13 | 13 | 17 | 21 | 20 | IF | ES | 4 | 6 | 12 | 14 | 14 | 13 | 16 | 28 | 12 | 37 | 26 | 15 | 11 | 9 | 20 | 16 | 13 | 5 | 13 | 18 | 12 | 22 | 15 | 15 | 9 | 8 | 10 | 11 | 13 | 11 | 16 | 17 | 20 | 28 | 43 | 23 | 24 | 18 | 17 | 21 | 12 | 5 | 13 | 11 | 16 | 15 | 17 | 18 | 14 | 3 | 6 | 14 | 10 | 4 | 8 | 12 | 8 | 15 | 23 | 17 | 16 | 10 | 15 | 20 | 22 | 7 | 9 | 13 | 13 | 11 | 14 | 14 | 14 | 11 | 11 | 12 | 4 | 14 | 10 | 12 | 8 | 17 | 15 | 23 | 33 | 31 | 16 | 7 | 14 | 23 | 11 | 11 | 15 | 10 | 5 | 11 | 11 | 12 | NS | 8 | 6 | 11 | 17 | ES | 14 | 8 | 17 | 13 | 18 | 33 | 28 | 19 | 18 | 17 | 24 | 15 | 10 | 18 | 10 | 8 | 13 | 21 | 16 | 14 | 13 | 9 | 15 | 7 | 5 | 20 | 12 | 12 | 10 | 18 | 22 | 27 | 28 | 17 | 17 | 25 | 9 | 15 | 11 | IF | 12 | 11 | 13 | 17 | 15 | 8 | 9 | 12 | 10 | 11 | 16 | 17 | 19 | 21 | 23 | 23 | 30 | 21 | 20 | 12 | 26 | 13 | IF | ES | IF | IF | 10 | 24 | 14 | 15 | IF | 9 | 11 | 9 | 13 | 15 | 18 | 20 | 20 | 28 | 31 | 17 | 10 | 8 | 11 | 27 | 7 | 10 | 10 | 15 | 11 | 16 | 14 | 13 | 12 | 9 | 11 | 14 | 8 | 11 | 6 | 10 | 17 | 15 | 18 | 21 | 28 | 20 | 11 | 12 | 28 | 11 | 12 | 10 | 11 | 9 | 13 | 17 | 26 | 20 | ES | 8 | 12 | 11 | 16 | 8 | 9 | 21 | 23 | 26 | 29 | 36 | 16 | 12 | 17 | 29 | 11 | 9 | 14 | 12 | ES | IF | IF | ES | ES | 13 | 2 | 8 | 10 | 7 | 6 | 6 | 14 | 18 | 27 | 31 | 32 | 25 | 12 | 12 | 30 | 11 | 16 | 4 | 14 | 7 | 7 | 27 | 16 | 6 | 14 | 6 | 10 | 8 | 11 | 16 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | NS | NS | NS | NS | 0 | 0 | 1 | 0 | 0 | 0 | 03 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | ES | 04 | ES | IF | 0 | 0 | 0 | 0 | NS | ES | ES | IF | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 1 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | NS | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 09 | 0 | ES | IF | IF | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 1 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | ES | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 1 | 0 | 0 | 0 | 0 | ES | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | ES | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 1 | IF | ES | IF | IF | 0 | 0 | 1 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | ES | IF | IF | ES | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Frequency: 92.5 MHz (Mode:USB) Antenna : AF-4 (4el.) horizon, dir: west Receiver: R820T2 & SDR + TCXO Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using MROview (by K. Arita) and HROreport (by M. Yamamoto) -- Total number of echoes -- Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 24 | 31 | 41 | 29 | NS | NS | 19 | 17 | 18 |May 01 | 17 | 13 | 18 | 22 | 17 | 12 | 14 | 10 | 6 | 9 | 10 | 10 | 12 | 12 | 16 | 24 | 32 | 30 | 37 | 38 | 26 | NS | 17 | 15 | 02 | 19 | 15 | 18 | 8 | 14 | 17 | 13 | 12 | 12 | 7 | 12 | 8 | 12 | 22 | 19 | 19 | 26 | 37 | 46 | 46 | 27 | 24 | 22 | NS | 03 | NS | NS | ES | NS | ES | 14 | 19 | 15 | 14 | ES | NS | NS | 19 | NS | 19 | 25 | 25 | 33 | 32 | 48 | 39 | 16 | 26 | IF | 04 | ES | IF | 8 | 16 | 24 | 21 | ES | ES | ES | IF | ES | 8 | 6 | 13 | 21 | 49 | 36 | 36 | 57 | 55 | 42 | IF | 20 | IF | 05 | 14 | IF | IF | IF | IF | 14 | 13 | 15 | 12 | 11 | 7 | 10 | 11 | 28 | 18 | 37 | 23 | 35 | 59 | 45 | 37 | IF | 11 | 19 | 06 | IF | 15 | 17 | 11 | 19 | 12 | 15 | 26 | 13 | 12 | NS | 7 | 14 | 12 | 24 | 21 | 32 | 37 | 42 | 42 | 40 | IF | 20 | 19 | 07 | 24 | 27 | 35 | 17 | 24 | 33 | 21 | 27 | 19 | 8 | 9 | 12 | 12 | 28 | 23 | 31 | 24 | 38 | 55 | 47 | 35 | 27 | 26 | 22 | 08 | 20 | 26 | 18 | 17 | 24 | 13 | 13 | ES | 10 | IF | ES | ES | IF | 13 | 27 | 31 | 40 | 29 | 49 | 41 | NS | NS | NS | IF | 09 | IF | ES | ES | IF | ES | 8 | 19 | 22 | 7 | 7 | 6 | 8 | 2 | 21 | 24 | 31 | 30 | 30 | 45 | 52 | 45 | 32 | 13 | 20 | 10 | IF | IF | 17 | 20 | 11 | 13 | ES | IF | 12 | 6 | 15 | NS | NS | 24 | 27 | 27 | 38 | 55 | 55 | 63 | 35 | 31 | 17 | 16 | 11 | IF | IF | IF | 7 | 18 | 22 | 29 | 21 | 7 | 6 | 6 | 6 | 16 | 20 | 21 | 41 | 32 | 41 | 58 | 55 | 33 | 31 | 16 | 15 | 12 | 9 | 15 | 6 | IF | 14 | IF | ES | 10 | 9 | 6 | 4 | 11 | 10 | 18 | 19 | 25 | 27 | 39 | 48 | 48 | 36 | 28 | 24 | 15 | 13 | 21 | 19 | 14 | 14 | 14 | 19 | 17 | 17 | 16 | IF | 7 | 9 | 16 | 17 | 24 | 33 | 23 | 34 | 39 | 48 | 38 | 26 | 12 | 14 | 14 | 19 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 45 | 16 | 19 | 23 | 15 | 16 | 21 | 22 | 22 | 16 | 20 | 19 | 24 | 11 | 3 | 12 | 14 | 13 | 25 | 24 | 30 | 31 | 40 | 46 | 46 | 42 | 33 | 14 | 21 | 16 | 21 | 17 | 11 | 15 | 14 | 16 | 30 | 19 | 11 | 7 | 9 | 7 | 9 | 19 | 19 | 24 | 31 | 40 | 51 | 46 | 38 | 34 | 21 | 21 | 17 | 19 | 19 | 24 | 15 | 9 | ES | ES | 8 | 12 | 12 | 12 | 8 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 18 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 18 | 31 | NS | 23 | 16 | 19 | 20 | 14 | 21 | 16 | 13 | 14 | 19 | 22 | 9 | ES | 3 | 4 | 16 | 19 | 29 | 38 | 25 | 40 | ES | 49 | 31 | NS | NS | 16 | 20 | 17 | 23 | 15 | 20 | 16 | 14 | 20 | 14 | 13 | 5 | NS | NS | 14 | 16 | 13 | 30 | 37 | 37 | 44 | 57 | 42 | 25 | 26 | 22 | 21 | 24 | 13 | 19 | 15 | 23 | 20 | 20 | 23 | 18 | 4 | 9 | 12 | 14 | NS | NS | NS | NS | NS | NS | NS | NS | NS | 26 | 23 | 22 | 23 | 23 | 30 | 29 | 17 | 20 | 26 | 25 | 13 | 9 | 14 | 5 | 18 | 20 | 31 | 32 | 25 | 34 | 43 | 55 | 48 | 34 | 13 | 16 | 23 | 30 | 22 | 27 | 24 | IF | 24 | IF | 13 | 10 | ES | 14 | 13 | 18 | ES | 23 | 24 | 33 | 49 | 47 | 50 | 33 | 29 | 27 | 30 | 24 | 23 | 20 | 26 | 28 | IF | 11 | 18 | 23 | 15 | 16 | 13 | 17 | 15 | 18 | 28 | 25 | 32 | 32 | 34 | 37 | 36 | 38 | 26 | 24 | 25 | 18 | 13 | 6 | IF | 20 | 14 | 19 | 21 | 16 | 9 | 12 | 10 | 17 | 23 | 30 | 30 | 33 | 33 | 37 | 43 | 44 | 31 | 24 | 16 | 26 | 24 | IF | ES | IF | IF | 12 | 22 | 20 | 15 | IF | IF | 11 | 18 | 17 | 30 | 42 | 34 | 34 | 42 | 41 |??? |??? |??? |??? | 27 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 28 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 29 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 30 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | NS | NS | 1 | 0 | 0 |May 01 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 0 | NS | 03 | NS | NS | ES | NS | ES | 0 | 0 | 0 | 1 | ES | NS | NS | 0 | NS | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | IF | 04 | ES | IF | 0 | 0 | 0 | 0 | ES | ES | ES | IF | ES | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | IF | 0 | IF | 05 | 0 | IF | IF | IF | IF | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | IF | 0 | 0 | 06 | IF | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | IF | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | ES | 0 | IF | ES | ES | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | IF | 09 | IF | ES | ES | IF | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 10 | IF | IF | 1 | 0 | 0 | 0 | ES | IF | 0 | 0 | 0 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 0 | 11 | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | IF | 0 | IF | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 17 | 1 | 0 | 0 | 0 | 0 | ES | ES | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 18 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | NS | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ES | 0 | 1 | NS | NS | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | NS | NS | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | NS | NS | NS | NS | NS | NS | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | IF | 0 | IF | 0 | 0 | ES | 0 | 0 | 0 | ES | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | IF | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 1 | IF | ES | IF | IF | 0 | 0 | 1 | 0 | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |??? |??? |??? |??? | 27 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 28 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 29 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 30 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jun| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- About the RMOJ... RMOJ reports the results of radio meteor observation in Japan, sent to myself. Every month, this bulletin is sent to Mr.Christian Steyaert, who publishes RMOB, which is a world-wide bulletin. I hope RMOJ will be helpful to radio observers, as well as all meteor observers. Hiroshi Ogawa 2023.07.04