Radio Meteor Observation in Japan No.021 July, 2003 ( http://homepage2.nifty.com/~baron/ ) ----------------------------------------------------------------------------- Observer : Kenji Fujito Location : Yokkaichi, Mie, Japan Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Observing method: HROFFT software(by K.Okawa) Antenna : 2el. Comet HB9CV, zenith Receiver: ITEC HRO-RX1a Counting method: manual count -- Total number of echoes -- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|20 17 25 24 27 28 27 25 27 17 9 12 15 15 20 11 9 5 3 5 -- -- -- -- 02|-- -- -- -- -- -- -- -- -- 16 8 5%12 17 10 12 8 3 1 4 5 17 20 22 03|24 22 29 23 27 33 25 16 16 12 6 7 4 12 13 9 6 2 4 4 8 8 27 20 04|35 26 19 19 27 34 38 42 12 7 4 2 11 10 NS %6 5 2 5 3 4 %6 9%16 05|21 13 17 10 10 15 30 17 15 10 8 16 7 10 7 7 8 0 1 4 10 12 23 24 06|16 25 31 24 26 33 32 19 18 17 14 8 9 13 7 11 8 7 4 4 5 11 24 25 07|36 35 26 31 32 23 37 26 15 12 12 11 11 11 10 12 2 1 0 3 5 18 20 27 08|32 46 25 28 27 17 25 33 24 14 3 12 10 14 10 5 9 2 5 1 4 15 19 16 09|29 20 22 18 23 27 37 20 24 25 20 5 2 10 8 10 5 3 4 8 2 14 17 22 10|22 20 36 31 25 26 22 25 15 9 6 6 6 10 10 11 5 1 8 6 10 12 24 20 11|29 26 35 31 40 29 29 17 23 8 6 8 %2 NS NS NS %5 1 %0 NS NS%12 %4 NS 12|NS NS 19 29 33 32 30 16 16 13 7 5 5 13%14 5 3 1 2 4 10 13 23 28 13|34 26 23 24 31 32 39 12 13 10 11 12 17 16 10 10 6 10 8 4 7 11 23 28 14|36 18 32 28 20 19 27 29 16 19 5 8 9 15 8 6 5 5 2 6 10 22 22 27 15|18 34 16 25 22 17 15 12 7 9 6 5 6 7 9 7 5 2 2 8 20 22 14 9 16%16%20 19 19 15 24 19 15 14 8 13 6 5 13 5 10 6 3 NS %4 9 10 16 17 17|29 17 25 13 22 18 39 15 20 15 11 4 3 %8 6 13 5 4 3 6 10 16 13 30 18|26 31 34 12 20 34 33 20 12 7 11 6 7 7 6 6 5 5 6 2 8 21 22 26 19|20 17 31 25 36 28 25 24 11 9 4 4 3 7 6 10 10 4 7 4 12 14 23 22 20|31 35 26 28 30 20 34 18 24 18 14 6 8 7 6 7 12 5 6 1 15 15 28 31 21|28 43 41 30 36 29 25 20 13 15 4 7 5 4 2 %3 7 2 4 1 7 13 15 26 22|23 35 33 35 30 31 24 14 13 8 5 3 2 10 10 7 9 5 5 2 9 13 20 37 23|36 29 44 19 18 30 23 13 12 20 14 8 14 11 10 3 5 3 11 8 7 21 27 44 24|38 40 50 32 37 24 35 33 15 14 12 7 5 9 8 6 %0 %5 %2 1 7 7 20 32 25|37 42 40 33 35 34 15%12 NS 8 11 6 5 16 8 16 5 2 8 4 10 12 21 35 26|63 49 55 58 40 32 30 23 20 10 10 NS NS 9 10 8 7 5 4 5 12 21 34 49 27|61 50 57 52 43 45 24 19 15 10 16 9 8 4 4 8 5 3 4 5 8 10 32 50 28|34 59 65 56 47 29 21 17 21 0 0 0 9 7 5 5 8 4 7 4 12 26 26 54 29|81 60 54 58 46 41 41 18 13 15 5 14 12 6 7 6 3 5 11 9 10 20 34 39 30|59 57 53 43 55 40 32 21 22 17 9 5 8 8 15 13 6 5 4 12 10 28 40 60 31|58 57 55 45 37 38 21 25 17 11 4 6 6 13 12 7 4 4 4 2 16 20 26 45 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20 seconds Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 1 1 1 02| 1 03| 1 1 04| 1 05| 1 06| 07| 1 1 08| 09| 1 10| 1 1 11| 1 12| 13| 1 1 14| 1 15| 1 16| 17| 1 18| 1 19| 1 1 20| 1 21| 22| 1 23| 1 24| 1 25| 26| 1 1 27| 28| 1 1 29| 1 1 30| 1 1 1 31| 1 1 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 : Toshihide Miyake Location : Tamano, Okayama, Japan (133.894 E, 34.492 N) Frequency: 53.750MHz Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 35.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : 2el. Loop Receiver : ICOM IC-R75 Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa), manual count Total number of echoes Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|22 14 12 21 24 17 30 13 22 13 11 10 2 11 14 8 12 5 5 7 9 9 18 18 02|16 19 24 13 24 18 26 19 26 16%13 %8 NS 11 NS %8 %4 4 7 8 8 12 25 20 03|19 18 18 14 25 30 29 23%13 18 7 6 6 7 19 9 4 6 10 10 17 15 23 22 04|21 14 22 22 16 24 19 29 11 12 %8 7 9 10 10 7 6 10 10 7 9 22 23 15 05|18 26 26 12 24 28 21%14 22 14 10 10 6 8 11 7 9 5 8 7 10 14 24 27 06|15 13 16 12 22 24 21 20 14 11 10 6 2 13 7 7 10 4 9 8 13 17 22 19 07|25 12 21 33 23 25 20 19 17 17 8 %2 %4 %8 9%10 %8 ES ES 12 14 16 20 24 08|19 13 16 19 18 16 14 25 12 9 8 9 12 18 11 9 7 7 15 4 10 20 17 35 09|21 20 20 21 14 27 34 19 19 18 13 7 8 2 13 7 9 7 8 7 9 18 19 18 10|16 13 15 18 16 24 21 13 15%15%11 ES %6 %9 %8 %6 7 4 9 9 6 8 28 16 11|23 17 22 23 29 12 17 20 20 16 8 11 7 9 6 18 8 13 5 8 11 12 16 21 12|11 15 13 10 16 20 19 20 12 9 9 10 7 8 7 6 10 2 5 %8%14 15 21 22 13|22 19 23 19 13 16 22 21 18 7 14 8 4 4 8 6 1 11 9 5 8 13 16 22 14|18 11 13 23 15 21 14 15 15 12 5 %8 NS %6%11 8 12 4 7 9 12 12 24 20 15|18 22 15 22 26 19 14 18 12 13 4 %7 8 %7 %4 9 6 9 6 8 17 13 23 27 16|22 18 7 10 19 34 23 21 14 13 8 13 %4 %9 8 5 13 9 9 10 15 14 21 26 17|13 19 14 22 18 20 19 16 16 15 %8 %7 %8 %2 9 8 12 10 10 9 18 16 14 23 18|22 17 20 14 20 24 12 15 19 11 13 9 7 4 14 9 8 6 6 15 9 15 27 18 19|13 15 20 22 12 23 16 20 9%23 11 5 %3 5 %5 6 6 4 10 6 24 27 18 28 20|26 20 19 16 19 20 27 10%15 10%14 11 7 6 8 7 7 5 3 9 19 17 19 25 21|21 28 16 15 14 14 28 ES ES ES ES 6 6 %6 NS NS NS NS %5 13 13 15 19 26 22|19 21 16 22 15 17 28 24 23 13 11 ES ES%12 12 9 9 11 7 6 15 22 31 26 23|18 28 22 16 23 22 13 20 19 11 4 11 4 9 9 6 12 10 6 15 12 20 23 33 24|32 30 27 20 24 23 21 21 14 15 7 12%11 %6 %9 8%20 ES ES 6 11 21 26 35 25|36 36 30 23 30 8 25 16 16 16 12 5 11 5 %5 12 10 16 8 8 15 25 25 49 26|41 31 30 23 35 26 26%13%16%14%11 NS%12 %5 %6 %7%12%11 8 4 11 20 38 49 27|46 38 31 35 14 32 19 22 10 12 5 15 3%11 %8 3 3 %7 12 5 15 15 36 41 28|42 32 36 27 34 23 28 12 17 -- -- -- 7%12%11 9 5 16 7 11 8 25 38 47 29|43 34 38 34 36 23 28 14 15 13 3 5 11%16 14 5 7 8 5 10 14%16 36 43 30|48 31 40 23 36 27 18 10 9 9 8 5 3 6 5 8 10 8 8 6 17 25 31 39 31|35 47 35 28 25 30 28 19 13 %9 11%11 %3 %8%10 %7 %7 NS%17 7 9 30 37 35 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20 seconds Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 02| 03| 1 1 04| 05| 06| 1 1 07| 08| 1 1 09| 1 10| 1 11| 1 12| 1 13| 1 1 2 14| 1 15| 1 16| 1 17| 1 1 18| 1 1 19| 1 20| 2 1 1 21| 1 22| 1 1 23| 1 24| 1 25| 1 26| 1 1 27| 28| 1 29| 1 2 30| 1 2 1 1 1 31| 1 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 : Naoki Moriwaki Location : Kure, Hiroshima, Japan (34.2, 132.5E) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : original loop Receiver: ICOM IC-736 Observing method: HROFFT software(by K.Okawa) Counting method: manual count Total number of echoes -- Total number of echoes -- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|13 12 8 12 12 14 12 19 16 ES ES ES ES ES 10 13 5 8 5 4 %2 9 19 14 02|16 18 11 13 20 18 18 26 21 8 %0 ES %1 0 6 0 %0 2 2 12 %8 15 11 13 03| 9 11 11 9 5 9 9 17%16 ES ES ES ES %6 9 6 9 10 ES ES 6 5 8 12 04|25 10 11 13 13 17 11 22 14 %5 3 0 2 4 %2 3 5 4 7 1 4 %6 7 11 05|11 18 8 4 7 15 18%12 ES ES %5 %0 %0 0 1 %0 ES ES ES 2 4 7 8 13 06|12 13 7 9 13 12 16 13 ES ES ES ES 1 0 0%12 4 2 0 4 9 11 15 14 07|20 5 8 4 13 12 7 14 %7 ES ES ES ES ES ES %8 4 ES ES ES ES ES 13 11 08| 9 9 9 9 8 7 17 16 4 14 3 5 0 2 5 9 4 1 2 1 %8 8 6 11 09|11 7 10 8 12 16 16 9 13 13 ES ES %5 2 8 7 6 2 4 5 5 6 11 26 10|12 13 15 6 12 11 12 13 10 9 ES ES ES ES ES ES 1 2 ES ES %3 8 14 12 11| 8 14 15 5 12 6 11%14%15 16 7 2 2 3 8 4 9 2 2 2 8 9 10 12 12|12 12 5 8 11 15 11 7 10 %6 ES ES 9 ES 3 %3 3 ES%18 ES ES 6 10 17 13| 8 10 8 11 14 9 15 7 9 12 ES ES ES 5 2 5 %2 ES 4 1 9 9 12 19 14|12 11 6 11 8 11 19 7%11 ES IF IF IF IF IF 2 2 7 4 8 8 12 13 12 15|13 12 9 8 13 4 11 14 15 ES ES ES ES ES ES 6 5 3 7 8 7 14 16 15 16|12 7 10 5 22 14 14 %5 7 %2%11 ES 2 6 4 4 2 4 3 2 10 9 14 11 17| 7 6 16 13 12 13 15 10 5 8 8 7 ES 5 7 6 2 %6 3 8 %9 17 14 17 18|12 8 12 4 11 17 14 17 ES ES ES 4 ES ES ES ES ES %6 %6 7 6 9 9 11 19| 9 8 10 8 11 9 5 9 4 10 %6 %6 %3 2 6 3 7 7 4 6 11 11 11 13 20| 9 7 15 10 15 10 11 14 8 11 3 3 2 5 3 5 7 5 8 8 8 13 16 12 21|13 22 10 12 11 12 10%12 ES ES ES ES ES 7 5 %8 1 7 4 5 8 7 14 14 22|11 15 7 8 14 9 13 15 13 16 ES%18 ES %8 7 4 3 7 7 7 8 14 17 16 23|21 15 8 11 8 9 15 6 14 14 4 5 5 7 2 3 6 4 6 4 13 4 13 15 24|12 17 9 12 14 9 14 12 11 10 6 ES ES ES ES ES 8 ES ES %5 10 ES ES 16 25|20 16 11 17 9 6 10 8 11 6 9 7 5 %4 %2 2 4 7 2 4 11 13 18 34 26|33 18 17 13 12 13 16 %6 ES 12 4 7 4 %5 3 7 6 3 %0 ES 4 5 16 23 27|33 25 23 8 11 8 15 10 10 8 7 4 4 4 4 0 8 4 4 8 7 8 20 22 28|32 26 11 11 19 15 11 13 13 -- -- -- %8 4 3 5 7 7 6 7 17 24 23 26 29|32 20 22 14 21 22 20 15 6 8 3 9 7 3 3 4 3 3 10 7 10 21 31 38 30|35 15 16 12 15 16 17 13 12 7 3 5 3 0 3 4 5 9 4 7 2 16 21 27 31|26 21 16 6 12 12 16 ES %9 7%14 ES ES ES %8 ES 2 5 8 8%12 13 20 26 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20 seconds Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 1 1 1 02| 1 03| 1 04| 05| 1 06| 1 1 1 07| 08| 1 09| 1 1 2 10| 1 1 11| 12| 1 1 13| 1 1 14| 1 1 15| 1 1 16| 2 1 17| 1 1 18| 2 1 1 19| 1 1 20| 1 1 1 21| 1 1 1 22| 23| 1 24| 1 1 25| 26| 1 1 27| 28| 1 1 29| 1 1 30| 1 1 2 2 2 1 1 31| 1 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 : Minoru Ehara Location : Sayama, Saitama, Japan (139.4 E, 35.8 N) Frequency: 53.750 MHz Antenna : 2el. HB9CV Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Observing method: HROFFT software(by K.Okawa) Counting method: manual count Total number of echoes Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|28 22 24 22 34%46 NS 27 24 27 11 17 18 15 17 10 14 8 7 NS NS NS NS%30 02|33 32 36 38 41 NS NS%37 NS NS NS -- -- -- -- -- -- -- -- -- NS NS NS%23 03|26%35%40 29 27 NS -- -- -- -- -- --%12 18 15%18 NS 6 6%16 NS NS NS NS 04%30%48 29 36 27%38 NS 29 27 NS NS NS NS NS NS NS NS%14 5 NS NS NS NS%26 05|25 29%38%24 NS -- -- -- -- -- -- -- NS NS NS NS NS NS%10 NS NS NS NS%26 06|21%26 25%32 35 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS%26 07|26 24 34 39 38%44 NS NS NS NS NS NS NS NS%27%16 NS NS NS -- -- -- NS 24 08|43%41 38 37 35 NS NS 35%35 24 21 19 18 15 17 17 9 6 10 NS NS NS NS%44 09|35 37 43 36 43 NS NS NS NS -- -- -- -- -- -- -- -- -- -- -- -- -- NS 24 10|37%33 NS 33 31%40 NS 29 NS NS NS NS NS NS NS%11 13 7 10 NS NS NS NS NS 11|NS 28 34 26 38%20 NS NS%20 18%12%12 NS NS NS NS NS %6 %8 NS NS NS NS -- 12|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- NS NS NS%22%20 13%20%24%33 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- NS NS NS NS NS NS 14|NS%31 44%41 49 NS NS NS NS NS NS%28 NS NS NS NS%14 NS NS NS NS NS NS NS 15|28%31 22%30 29 NS NS%26 24 16 NS NS NS NS NS NS NS NS %8 NS NS NS NS NS 16%35%36 30 31 27 NS NS%24 NS%28 NS %4%10 12 9 %7 9 8 9 NS NS NS NS NS 17%36%25 28 27%25%38 NS NS NS%16 NS NS NS NS -- -- -- NS %8 NS NS NS NS NS 18|NS -- --%34%37 NS NS NS NS NS NS NS NS 13 16 11 11 14 10%10 NS NS NS NS 19|NS NS 33%30 -- -- -- NS NS%20 NS NS NS NS NS NS NS NS NS NS NS NS NS NS 20|NS%36%26 -- -- -- -- -- NS NS NS NS NS NS NS NS %6%16 11 NS NS NS NS NS 21|NS%34 46 NS NS NS NS NS NS NS NS NS 12%15 NS%18%13 NS NS NS NS NS NS%26 22|29%41 28 20%29 -- NS 27%23 NS NS NS NS%14 9 10 10 %6 7 NS NS NS NS NS 23|48 43 44 41 46%50 NS 32 23%26 16 18 15%17 13 16 14 9 5 NS NS NS -- -- 24|-- --%64 62%63 --%38 29 34%22%32 NS NS NS%11 NS NS NS NS NS NS NS NS NS 25|53 46 47 51 31 NS%22 17 28 24%24%11 13 -- -- -- -- -- -- -- -- -- NS 59 26|67 55%48 -- -- -- -- NS 35%24 NS NS NS NS NS NS%12 8 NS NS NS NS NS%60 27%77 58 62 54 63%46 NS NS NS NS NS 11 NS NS NS NS NS NS NS NS NS NS NS NS 28|62 58 58 76 62%58 NS 28 25 NS NS NS NS NS NS NS NS NS NS NS NS NS NS%66 29|55 46 62 62 54%48 NS%17 -- -- -- -- -- -- -- -- -- -- -- -- -- -- NS NS 30%74 56 62 70 67 -- -- -- -- -- NS%21 NS 9 15 9 7 10 13 NS%15 NS NS NS 31%72 54%55 60 58%54%28 -- -- -- -- -- -- -- -- -- -- -- %7 NS NS%16%66%30 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20 seconds Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 1 1 1 02| 03| 3 04| 05| 1 06| 07| 1 08| 09| 1 1 10| 11| 1 1 12| 13| 14| 1 15| 1 1 16| 17| 2 18| 19| 3 20| 21| 22| 23| 1 1 1 24| 1 25| 1 1 1 26| 1 27| 28| 1 1 1 1 1 29| 1 1 30| 1 1 31| 1 1 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 : Kazuyuki Nagao Location : Aomori, Aomori, Japan (40.9N, 140.9E) Frequency: 53.750 MHz Transmitter Location: Fukui-NCT at Sabae city (136.2 E, 35.9 N) HAM beacon (JA9YDB) for RMO (50 W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : HB9CV Receiver: ICOM IC-726 Observing method: HROFFT software(by K.Okawa) Counting method: manual count Total number of echoes Total number of echoes Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01|22 22 25 30 31 27 33 24%36 22 8 8 9 8 4%10 4 %5 %4 ES ES 9%20%34 02|20 37 25 34 30 34 38%36 27%15 16 ES%14 NS 8 7 7 3 1 10 13 15%20 28 03|34 26 23 38 16 28 21%34%18 ES ES ES ES %4 5 4 1 5 5 %1 4 13 ES 31 04|24 25 32 24 29 33 23 23 20 ES NS ES NS %5 8 %8 %0 2 6 3 7 9 23 21 05|23 27 16 20 32 24 23 20%18 %8 11 %2%11 %9 2 7 2 1 1 %4%11%20 24 25 06|30 21 32 20 23 26 29%14%18 ES%12 ES%14 ES %8 6 4 %5%10 4 9 22 32 29 07|29 29 28 24 21 28 32 19 15 %8 ES ES %3 6 7 ES ES ES ES ES%15 19 34%38 08|34 25 29 34 33 32 29%18 ES%20%12 NS %2 %2 NS 5 5%12 9 NS %8 26%34%44 09|36 37 29 24 26 29 30 23%18 ES ES ES ES ES 12 4 %1 ES ES ES 6 22 20 26 10|43%32%32 NS%20%26 27%23 ES ES ES ES ES 11 %8 %5 1 3 %2 13 7 18 33%22 11%26 27 32 27 30 18 23 22%22 15 7%13 8 11 6 6 -- -- %5 %8 26 17%42%26 12|36 31 28 37 20 29 26%29 12 12 3 6 7 9 4 10 7 5 ES %6 17 16 33 27 13|31 29 24 37 27 29 17 20 22 %5 16 12 %8 10 7 9 %7 ES 4 %8%15 18%21 ES 14|-- -- -- -- -- --%20 20 24 %8 %3 %4%10 ES ES NS %4 %0 ES ES ES%32 28 48 15|31 28 23 20 29 23 34 22%30 9 11 7 10 10 6 8 10 %3 %6 10 9 23 25 21 16|23 -- -- 25 26 31 29 20 14 %9 ES NS ES %8 %8 %2 4 4 %7 11 12%31 35 29 17|31 32 31 23 27 21 23 22 16 14 8 7 5 %8 ES 11 4 6 %8 15 9 22 19 28 18|38 22 22 23 27 15 23 16 12 12 %6 6 %5 7 ES ES 4 6 5 %8 22 21 26 33 19|41 28 25 23 22 20 23 17%21%19 11 ES ES ES %3 %9 %0 %0 %4 10 13 19 29 30 20|41 34 23 26 23 ES ES 17 13 14%17 ES ES ES ES NS %2 2 8 12 12%21 35 55 21|33 33 29 29 24 31 19 ES ES ES %8 %8 8 5 3 %2 ES ES %4 7 11 16 30 40 22%24 34 26 15 22 19 21%13%23 ES ES ES ES %2 2 ES ES %0 ES 7 18 18 37155 23|43 40 29 25 29 28 28 24%20 ES ES ES %5 6 6 8 3 2 9 14 12 18 38 46 24|44 44 50 23 28 26 26 17 20 11 8%18 ES ES ES %2 ES ES ES 3 ES ES 41 53 25|49 59 33 34 26 45 17 25 ES 23 %8 5%14 %8 -- -- %4 ES ES ES%14%21 62 79 26%76 48 54 37 38 30 25 22 15%24 ES ES ES ES NS ES ES NS NS NS%13 28%48%66 27%77%52%60 44 36 30 30 23 10%12 9 10 8 6 5 4 5 9 3 13 18 37 60 72 28|74 68 65 39144 37 23 12 9 %0 0 0 %4 10 4 7 7 4 9 11 27 34 60 96 29|82 64 67 58 38 36 20 19 20 8 10 9 10 4 4 6%21 %3 6 10 10 31 69101 30|79 74 58 51 30 43 22 25 13 15 12 8 %8%12 ES %3 3 3 5 11 14 42 59111 31101185 69 52 39 38 22 30 21 18 8 ES %4 10 10 %8 5%12 7 6 23 36 48 69 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 Echoes longer than 20 seconds Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 ---+----------------------------------------------------------------------- 01| 1 1 1 1 02| 1 1 1 1 03| 1 2 1 2 04| 1 05| 1 06| 1 1 1 07| 08| 1 09| 1 1 10| 1 1 11| 1 1 2 2 1 12| 1 2 2 1 1 13| 1 4 2 2 14| 1 1 15| 1 1 2 1 1 16| 1 2 17| 1 1 1 1 18| 1 19| 1 1 1 20| 1 1 2 21| 1 2 1 1 1 1 22| 1 1 1 23| 3 1 1 3 1 24| 1 1 3 1 25| 1 1 1 26| 2 1 1 1 27| 1 3 3 28| 1 3 4 1 29| 1 1 2 1 1 2 30| 1 1 2 1 1 1 1 1 1 1 31| 1 1 1 2 1 1 1 1 1 ---+----------------------------------------------------------------------- Jul|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Jul|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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. In Japan, radio meteor observation has become the major meteor observation by means of development of low-price receiver and useful automatic data-taking software (HROFFT by Mr.K.Ohkawa). There are 70 observational sites in Japan, most of which utilize the radio source of 53.750MHz (50W) transmitted at Fukui-NCT(by Mr.K.Maegawa). FM-radio Observation has become difficult in Japan because of the recent increase of small-FM staions. I hope RMOJ will be helpful to radio observers, as well as all meteor observers. Hiroshi Ogawa 2003.08.06