Radio Meteor Observation in Japan No.018 April, 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 -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 8 4 6 12 9 9 8 6 9 7 5 5 2 %2 NS NS NS 0 3 1 7 3 4 6 02|11 9 12 18 11 14 10 15 13 7 12 11 5 %5 NS NS NS NS %4 2 5 10 14 13 03|14 11 15 13 13 13 14 10 8 10 6 11 7 4 9 4 3 1 1 0 4 10 10 6 04|10 16 18 22 18 16 14 12 10 13 11 5 11 6 2 1 1 1 1 0 7%12 15 21 05|20 27 24 25 28 37 31 28 31 23 12 7 16 6 9 12 4 4 2 0 2 9 5 1 06|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 07| 8 16 26 21 15 20 30 14 16 22%12 13 11 9 %2 %4 NS NS %0 2 2 7 7 6 08|14 16 17 10 12 11 19 19 14 4 11 4 2 5 5 NS NS 1 5 2 0 7 4 12 09|10 9 11 11 21 16 17 23 14 9 9 7 6 8 7 5 0 0 1 1 3 4 14 18 10|19 20 24 18 16 14 12 18 3 11 %2 %8 3 6 7 5 1 2 2 2 3 11 9 11 11|13 20 18 12 11 22 17 17 14 17 13 9 6 8 3 1 5 0 3 6 6 10 8 22 12|13 18 14 17 22 21 12 14 24 20 15 8 14 7 6 1 3 4 1 2 6 8 7 13 13|15 10 12 18 14 19 15 15 11 18 5 10 7 %2 6 0 2 2 6 4 4 4 2 8 14|11 19 11 20 14 16 10 15 18 6 10 10 2 6 8 3 4 1 0 3 5 3 7 16 15| 7 14 10 10 11 14 14 12 11 9 5 3 7 12 3 2 4 0 0 1 2 4 7 7 16|11 10 17 15 10 14 20 21 17 14 2 3 6 9 6 6 2 0 2 %1 %2 8 10 7 17| 5 6 8 17 14 7 16 14 9 16 11 3 5 5 %1 %3 1 0 0 1 1 13 14 8 18|14 13 19 10 3 15 10 10 13 7 6 5 4 9 2 3 2 4 2 2 8 8 8 14 19|18 14 14 17 10 12 19 9 20 5 5 2 8 9 1 4 2 1 0 2 6 10 10 15 20|16 15 12 12 6 11 15 10 18 15 13 6 8 5 4 -- -- -- -- %2 5 10 10 9 21| 8 16 10 17 7 15 18 12 9 6 8 5 7 5 3 1 1 0 1 4 4 9 14 21 22|31 19 25 23 15 21 26 30 15 12 10 2 2 6 6 7 6 2 1 1 6 2 11 16 23|15 19 9 6 10 15 19 23 19 10 4 4 2 11 9 3 5 0 4 2 1 8 12 13 24| 7 16 17 15 24 12 10 17 20 11 6 8 5 3 4 5 4 1 2 1 2 11 16 17 25|16 11 20 12 8 11 13 18 15 4 4 2 5 4 2 4 0 0 1 %3 %1 11 13 20 26|21 23 8 11 13 14 11 16 14 20 9 10 9 6 7 3 %0 0 2 1 5 3 11 8 27| 8 13 13 12 13 20 22 20 19 16 8 8 7 8 6 7 1 0 1 4 5 5 7 10 28| 6 10 12 4 8 10 14 15 14 12 7 8 14 12 12 4 0 2 %0 3 5 12 23 16 29|22 18 9 12 9 21 17 26 16 9 10 7 15 19 5 3 4 4 0 3 5 8 12 11 30|20 23 6 9 10 15 10 20 16 5 6 8 6 11 12 5 3 0 1 4 5 8 13 14 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT -- the number of Long Echoes (>20sec) -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 02| 03| 04| 05| 1 06| 07| 1 08| 09| 1 10| 11| 1 1 1 12| 13| 1 1 14| 15| 16| 1 17| 18| 1 19| 20| 21| 22| 1 23| 1 1 1 24| 1 1 25| 1 26| 27| 28| 29| 1 1 30| 1 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT 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 -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01|12 12 7 10 13 8 19 16 13 11 13 7 6 %5 IF IF IF IF IF 2 4 11 12 13 02|10 13 12 13 8 18 16 22 19 19 8 6 7 %6 IF IF IF IF IF %5 -- -- -- -- 03|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- %0 %0 %4 1 3 7 04| 7 14 2 9 12 14 13 23 27 17 9 10 7 5 %5 %8 %5 4 %3 IF 2 5 13 17 05|14 16 15 14 14 16 16 23 9 8 7 0 2 2 1 2 0 %2 1 3 2 11 11 11 06| 8 9 8 16 18 6 16 17 12 6 4 2 0 1 0 2 %2 IF IF %5 7 13 19 17 07|18 9 7 9 16 9 10 14 18 18 17 7 0 3 IF %4 IF IF IF IF 3 7 13 11 08|14 7 6 16 5 10 15 20 15 8 7 8 4 0 1 0 0 0 2 3 7 12 15 18 09|12 13 7 11 25 15 20 19 12 12 9 4 0 3 7 %8 3 3 4 0 %0 NS -- -- 10|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- IF %8 3 13 11 11|15 7 11 13 12 13 21 21 14 21 4 8 6 5 3 7 2 IF IF 4 4 13 7 11 12|13 13 14 15 12 10 13 13 10 11 5 6 6 1 5 0 3 1 IF IF 8 15 16 IF 13|IF 13 8 6 8 19 15 19 20 5 4 0 0 1 %0 %3 %1 0 3 2 %4 7 7 11 14| 5 9 11 12 20 14 12 17 6 5 4 1 0 0 2 2 IF %2 %2 %5 8 11 13 13 15| 7 17 13 12 14 19 17 15 15 10 IF IF IF IF IF IF IF IF IF IF %6 5 11 5 16| 8 8 14 10 20 14 20%14 IF IF IF IF IF IF IF IF IF IF IF IF %6 6 15 8 17|11 11 5 11 14 7 20 19 10 4 6 7 3 4 4 IF 1 %6 IF IF 3 7 6 8 18| 6 6 7 2 11 10 15 17 20 7 3 6 0 3 4 1 %6 IF IF 4 4 2 3 10 19| 8 18 10 6 10 14 12 10 12 7 5 8 3 2 7 3 %6 3 %0 %6 8 5 10 9 20| 5 9 10 8 7 15 15 16 14 8 6 1 7 7 2 7 4 1 1 3 10 10 7 17 21|11 12 10 8 14 16 21 14 14 6 8 5 2 2 0 2 2 %0 IF %4 4 3 8 10 22|19 14 12 14 13 14 20 10 9 7 1 2 5 2 2 1 2 5 8 5 %1 7 10 17 23|21 14 24 32 19 20 19 26 27 16 9 16 2 4 4 5 3 1 4 %5 %4 14 10 19 24| 6 21 16 15 9 13 19 13 14 18 16 5 5 6 7 4 8 %6 IF IF IF 7 14 9 25| 7 7 12 10 12 23 15 18 23 10 7 3 5 2 6 5 3 3 1 %4 IF %6 11 7 26|12 12 8 8 16 14 17 10 7 %3 -- -- 2 4 5 IF IF IF %4 8 5 5 10 10 27| 3 11 12 18 6 22 20 17 21 11 9 3 2 1 2 1 0 0 1 3 3 7 3 9 28| 7 4 5 6 8 14 15 17 10 18 9 5 2 4 2 5 2 4 3 1 6 7 11 14 29|13 7 11 16 14 16 14 29 11 9 11 3 3 4 IF IF %4 2 4 6 2 5 13 9 30| 8 6 8 8 13 8 17 17 13 9 8 IF IF IF IF IF IF IF IF %2 0 3 6 12 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT -- the number of Long Echoes (>20sec) -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 02| 03| 04| 1 05| 2 1 06| 07| 1 08| 1 09| 10| 11| 1 1 1 12| 13| 1 14| 15| 1 16| 1 17| 1 2 18| 1 19| 1 20| 1 21| 1 22| 1 23| 2 1 4 1 1 1 24| 1 1 25| 1 26| 1 27| 1 1 28| 2 1 29| 1 1 30| 1 1 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT 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 : Takashi Usui Location : Itabashi, Tokyo, Japan (139.72 E, 35.75 N) (1)28MHz observation Transmitter Location: Nagano, Toyoshina [JR0YAN] 28.208MHz 50W Antenna : 6mH Whip HF10FX Receiver : TS 690 Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa) and manual count The signal from receiver is divided with two PC. Normal Condition Signal=70, Level=15 -- Total number of echoes -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 5 5 2 8 10 4 @2 IF CW IF CW CW CW CW @6 CW CW @6 2 1 1 8 4 3 02| 4 7 5 3 5 6 7 CW CW CW CW CW CW CW CW CW CW CW CW @2 5 3 5 5 03| 1 1 4 5 2 9 CW CW CW CW CW CW CW CW CW CW CW CW CW @2 2 2 4 5 04| 4 5 11 11 8 @6 CW CW CW CW CW CW CW CW CW CW CW CW CW 4 1 3 3 3 05| 4 1 5 9 1 6 @8 CW CW CW CW CW CW CW CW CW CW CW CW 1 4 3 1 @4 06| 3 0 0 4 2 4 1@12 @3 @8 CW CW CW CW CW CW CW CW CW 3 4 4 3 1 07| 3 4 1 1 2 2 7 6 5 5 CW CW CW CW CW CW CW CW CW 0 2 2 2 0 08| 3 1 1 3 3 0 3 3 4 CW CW CW CW CW CW CW 0 0 0 0 0 0 0 0 09|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 10|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 11|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 12|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 13|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 14|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 15|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 16|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 17| 0 0 0 0 0 0 0 0 1 0 0 0 3 2 CW CW CW CW @0 1 1 0 4 4 18| 3 2 5 6 3 0 1 5 3 1 1 6 5 2 CW CW 2 CW CW 2 1 0 1 4 19| 1 1 0 6 2 8 6 2 1 5 10 4 7 CW@10 7 CW CW CW @0 3 1 3 3 20| 2 2 1 3 2 2 1 3 5 3 3 2 7 4 6 CW CW CW @1 1 2 2 1 1 21| 2 3 1 4 4 3 7 5 3 3 4 0 @6 CW CW @8 @4 @6 CW @0 1 1 2 4 22| 3 2 1 1 4 7 8 1 14 CW CW CW @6 CW 3 CW CW @0 1 0 0 3 9 3 23| 5 4 8 5 3 5 14 8 3 3 @1 0 5 CW @5 CW CW CW @2 3 1 1 2 3 24| 2 2 4 4 3 1 4 3 0 4 2 0 4 2 4 4 4 0 1 2 2 3 0 2 25| 1 0 5 4 3 2 1 2 5 3 4 - - - - - - - - - 2 0 1 2 26| 0 0 2 1 0 2 1 2 4 4 @3 1 3 @4 @5 @4 CW 2 3 1 4 2 7 7 27| 1 3 2 6 4 6 1 6 2 3 1 2 3 4 5 5 4 CW CW @0 3 0 3 2 28| 3 1 3 2 1 2 3 3 3 2 3 3 3 2 @0 CW CW CW CW @2 2 1 2 2 29| 2 2 0 1 2 0 1 2 1 0 0 @1 0 0 0 0 0 @3 CW 1 0 0 0 0 30| 0 1 0 0 1 1 1 0 1 2 0 0 1 2 0 1 0 0 1 0 1 0 0 2 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT -- the number of Long Echoes (>20sec) -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 02| 03| 04| 05| 06| 1 07| 08| 1 09| 10| 11| 12| 13| 14| 15| 16| 17| 18| 19| 20| 21| 22| 2 1 23| 1 1 2 1 24| 1 25| 1 26| 27| 28| 29| 30| ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT (2)53MHz observation Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 25.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : Whip Receiver : TS 670 Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa) and manual count The signal from receiver is divided with two PC. Normal Condition Signal=70, Level=15 -- Total number of echoes -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 4 4 3 4 4 7 @2 @8 IF @3 @5 IF @4 IF IF IF @0 IF IF 1 3 2 0 2 02| 5 4 4 3 5 1 3 4 8 3 11 4 6 @4 IF IF IF IF @0 3 5 2 4 3 03| 2 4 1 3 7 3 15 6 6 7 6 2@11 2 3 3 1 3 3 1 2 5 @2 IF 04|@6 12 IF IF IF IF IF IF IF IF IF IF IF IF @8 5 @2 IF IF @4 IF @9 @0 7 05@18 9 16@12 8 19 IF -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 06|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 07|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 08|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 09|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 10|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 11|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 12|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 13|-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 14| 4 2 3 8 1 5 6 9 4 5 6 @3 1 5 2 1 3 2 4 3 1 2 4 5 15| 4 5 8 6 @6 2 5 3 4 5 5 6 5 2 3 6 5 @5 2 1 1 1 7 5 16| 2 5 1 3 5 2 7 4 0 10 2 2 2 2 3 @1 @0 @7 @1 @6 4 2 2 3 17| 3 5 3 2 3 4 6 2 8 2 3 4 1 2 1 3 4 3 IF @3 1 0 3 3 18| 3 4 3 1 4 5 0 10 7 3 1 3 1 1 3 2 2 0 1 0 0 4 2 2 19| 7 2 0 2 4 7 3 7 5 1 1 2 0 3 0 9 4 @2 0 @2 2 4 2 3 20| 7 3 1 1 1 3 5 3 2 5 2 4 4 3 5 2 2 @4 5 1 2 3 4 5 21| 2 1 1 5 5 4 1 4 11 5 9 3 2 5 3 4 2 2 3 1 3 4 5 4 22| 1 2 2 4 8 8 3 @6 5 5 1 2 7 5 2 1 5 3 8 2 2 3 7 11 23| 7 11 2 7 9 4 9 12 4 2 @2 4 1 1 4 9 0 ES ES @2 @2 @2 3 6 24| 6 2 3 4 5 6 7 6 3 10 6 6 5 3 3 @5 2 1 1 1 1 2 3 2 25| 2 4 2 6 3 5 1 5 3 3 2 -- -- -- -- -- -- -- -- -- 2 3 3 1 26| 1 4 2 4 3 3 4 7 8 @6 2 2 2 0 4 @0 @0 2 0 0 1 3 9 2 27| 4 2 4 5 7 6 4 9 2 5 2 2 3 6 3 3 1 @0 3 1 0 3 3 4 28| 3 2 4 4 1 5 5 7 0 4 3 6 3 2 3 0 0 0 0 2 2 2 1 4 29| 3 3 @0 @4 6 4 5 2 4 3 2 @3 1 0 0 @1 0 1 0 1 1 1 2 1 30| 1 1 2 2 2 3 0 3 7 2 1 2 1 2 1 1 1 1 0 1 2 1 1 4 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT -- the number of Long Echoes (>20sec) -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+----------------------------------------------------------------------- 01| 1 02| 03| 04| 05| 06| 07| 08| 09| 10| 11| 12| 13| 14| 15| 1 16| 17| 1 18| 19| 1 20| 1 21| 1 22| 23| 1 1 1 24| 1 25| 1 26| 27| 1 28| 29| 1 1 30| 1 ---+----------------------------------------------------------------------- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT 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 CW: Continuous Wave 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 -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+------------------------------------------------------------------------ 01|15 19 10 17 17 25 13 24 37 20 18 14 10 11 7 6 3 3 3 3 15 13 17 14 02|13 13 5 8 18 13 18 26 19 32 26 16 12 14 %5 3 2 3 6 4 12 19 20 20 03|15 20 14 21 19 11 17 23 27 27 16 7 8 3 6 5 5 3 1 9 14 14 26 30 04|28 23 21 25 27 29 19 25 31 24 24 9 18 8 14 2 6 3 10 11 18 12 22 30 05|25 29 18 16 22 14 24 26 40 26 19 18 7 6 0 2 5 4 2 5 6 15 25 23 06|20 25 19 21 24 25 23 38 39 31 28 17 9 6 5 5 3 1 3 9 11 13 22 28 07|26 18 11 14 10 22 23 35 18 21 24 16 10 7 4 4 7 2 4 10 13 19 27 26 08|22 23 32 15 23 24 41 35 45 28 35 17 13 13 9 %2 3 1 3 5 10 18 27 19 09%20 13 17 16%18%14 23 27 29 25 22 14 8 8 6 1 4 2 8 8 7 23 21 24 10|20 20 13 17 17 40 16 35 33 24 25 16 14 13 12 4 4 2 2 11 ES%14 20 15 11|13 19 17 20 17 20 25 34 31 25 18 6 9 6 7 2 6 5 6 8 26%18 33 27 12|26%16 NS 24 30 34 20 30 43 39 16 11 7 16 4 4 6 8 5 7 14 16 27%18 13%19 21 22 21 13 25 22 37 27 17 16 14 7 8 5 6 1 5 4 7 17 19 23 49 14|33 26 31 NS NS%18 25 43 30 23 25 22 11 13 8 5 9 3 3%10%18 13 20 13 15%21 14 28 24 24 23 28 34 27 25 25 10 9 9 10 8 2 3 2 6 9%19 13 26 16|16 19 19 9 26%27%43 20 33 29 15 12 10 10 11 3 3 4 5 8 11 25 23 25 17|28 15 27 17 26 27 23 31 29 41 18 13 5 9 5 NS NS NS NS NS %6 6 %6 19 18|14 27 27 14 20 32 30 31 40 24 23 12 7 5 6 5 1 3 3 4 11 20 28 19 19|23 20 13 23 24 15 24 26 23 24 10 14 7 6 13 3 3 1 6 5 10 18 21 35 20|23 21 17 17 20 21 23 31 25 17 18 14 6 6 2 4 3 2 6 6%10 14 19 19 21|20 16 16 22 20 25%24 20 30 17 19%12 10 %6 %4 3 %2 2 3 3 15 14 19 15 22|24 19 14 16 23 22 25 31 28 21 23 11 3 2 9 2 1 1 1 7 10 24 27 33 23|27 27 18 22 22 38 29 39 25 29%20 17 12 7 9 5 4 %1 2 3 9 13 22 30 24|30 22 31 24 27 35 33 38 33 28 25 11 9 7 5 9 5 %8 %3 1 10 17 19 20 25|37 19 22 13 26 37 25 28 26 33 14 13 15 10 3 3 3 1 5 7 9 16 16 22 26|24 28 15 16 17 23 29%26 31 18 20 13 6 6 3 3 3 2 5 5 10 23 18 27 27|27 30 20 24 27 31 30 38 26 26 15 14 14 14 7 2 0 2 6 3 9 14 19 24 28|17 20 15 11 14 24 26 28 23 24 14 12 10 8 %4 5 3 3 2 4 2 17 14 21 29|21 15 30 23 33 45 23 31 32 22 15 7 11 9 5 8 7 3 3 3 13 12 14 26 30|24 17 21 20 31 20 24 26 28 24 15 10 10 11 5 3 4 2 2 %4 15 9 15 27 ---+------------------------------------------------------------------------ Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT -- the number of Long Echoes (>20sec) -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+------------------------------------------------------------------------ 01| 1 1 1 1 1 02| 1 03| 1 04| 2 05| 1 2 06| 1 2 07| 1 1 08| 1 1 2 2 1 09| 1 1 2 1 1 10| 1 2 1 11| 1 1 1 12| 1 1 1 1 13| 2 1 1 14| 1 1 1 1 1 1 15| 2 2 1 1 16| 1 1 1 1 17| 1 3 18| 2 1 1 1 1 19| 1 2 20| 1 1 1 1 1 21| 1 1 1 22| 2 1 2 2 23| 1 2 1 1 1 1 1 1 24| 1 1 1 25| 1 1 4 26| 1 1 1 27| 2 2 28| 1 1 1 29| 1 2 1 1 30| 1 1 1 ---+------------------------------------------------------------------------ Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT 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 : Kazuyoshi Kanatsu Location : Matsue, Shimane, Japan (35.5N, 133.0E) 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 : COMET HB9CV 2el. Receiver: ITEC HRO-RX1 Observing method: HROFFT software(by K.Okawa) Counting method: manual count Total number of echoes -- Total number of echoes -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+------------------------------------------------------------------------ 01| 1 2 0 1 0 2 1 1 2 0 0 0 0 1 IF IF IF %0 %0 0 0 0 3 3 02| 1 0 1 2 1 1 1 0 0 3 1 1 1 0 IF IF IF IF %0 1 3 1 %3 %9 03| 5 IF 13 7 %5 7 %8 4 IF IF IF IF IF IF IF IF %3 %0 IF IF IF %2 IF IF 04|IF %2 1 0 3 1 3 7 3 3 2 2 4 6 1 1 1 2 1 1 3 0 2 0 05| 0 3 2 1 2 2 2 2 %2 5 %3 IF %6 IF %0 IF IF %0 1 2 2 2 6 3 06| 5 1 0 4 1 2 2 2 2 0 1 0 IF IF IF IF IF IF IF 0 2 1 2 1 07| 3 1 2 4 4 3 1 2 %2 IF %0 1 %0 IF IF IF IF IF IF IF IF %8 3 0 08|%2 %0 0 2 2 3 2 2 1 5 2 2 IF 4 5 0 %2 %0 0 4 2 IF IF IF 09|IF %0 %0 %3 1 4 2 3 2 2 1 0 4 0 3 1 2 1 0 2 4 1 1 7 10| 4 3 0 3 3 3 8 3 4 4 0 0 0 3 IF %1 %5 %0 1 1 %1 1 1 2 11| 4 4 4 1 2 4 2 2 3 2 1 0 %2 IF IF IF %0 2 2 3 IF IF 3 0 12| 4 3 3 %4 2 4 3 4 8 1 4 3 3 2 2 1 %0 %0 0 0 1 4 1 3 13| 1 3 1 0 3 1 1 2 0 2 2 %0 IF IF IF IF IF %6 1 1 0 0 0 1 14| 0 2 3 4 0 1 1 1 4 2 %0 0 1 %0 IF IF IF 0 0 %0 %3 2 1 1 15| 0 0 5 2 1 3 1 3 4 4 2 %5 IF IF IF IF IF IF %0 1 0 1 1 1 16| 2 5 5 2 3 5 3 3 5 1 %0 IF IF IF IF IF IF %0 4 1 2 0 2 2 17| 0 1 0 1 2 3 7 2 1 3 2 1 IF IF IF IF 0 1 1 1 1 2 0 0 18| 1 0 4 3 3 1 1 4 4 8 4 2 0 %3 IF 0 1 %0 0 0 3 1 3 1 19| 3 2 2 4 0 0 2 3 2 4 4 0 4 3 2 5 3 2 0 %3 9 0 2 2 20| 0 6 3 0 2 2 2 8 1 2 3 1 5 2 4 4 3 1 0 5 2 1 5 2 21| 2 6 6 4 6 13 11 12 7 %2 IF IF %8 6 2 5 2 1 %2 3 IF %1 4 3 22|%5 %4 6 5 4 2 8 3 5 IF IF IF IF IF %8 2 %3 5 3 2 3 1 8 4 23| 3 11 7 4 6 6 11 11 7 8 7 4 3 5 4 4 4 6 2 2 %0 1 3 4 24| 5 6 5 5 3 4 8 11 13 5 1 6 3 3 2 6 2 2 IF %5 3 2 4 5 25| 4 4 2 5 3 8 7 4 7 1 2 8 5 IF IF %3 1 4 1 3 0 2 1 6 26| 2 5 4 2 6 9 5 3 3 3 8 IF IF %4 2 3 %0 0 3 2 1 6 2 1 27| 4 1 4 10 7 3 4 3 4 1 4 5 %4 IF %2 IF IF %0 0 0 1 2 1 4 28| 0 5 4 5 1 7 3 4 6 %2%14 3 IF %6 %1 %2 %0 2 2 2 2 3 0 1 29| 3 2 2 4 3 6 3 6 %4 3 %5 IF IF IF IF IF IF IF IF IF IF IF IF 5 30| 5 10 7 5 6 7 8 7 10 6 5 7 0 2 4 7 1 0 1 0 0 2 5 1 ---+------------------------------------------------------------------------ Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT -- the number of Long Echoes (>20sec) -- Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT ---+------------------------------------------------------------------------ 01| 02| 03| 04| 05| 06| 07| 08| 09| 10| 11| 12| 1 13| 14| 15| 16| 17| 18| 19| 20| 1 21| 22| 2 1 23| 1 1 1 24| 1 1 25| 1 1 26| 1 27| 28| 29| 1 30| 1 ---+------------------------------------------------------------------------ Apr|00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr|15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14UT 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 : University of Tsukuba [Hiroshi OGAWA] Location : Tennodai, Tsukuba, Ibaraki, Japan (140.106 E, 36.105 N) (1) Frequency: 28.208MHz Transmitter Location: Nagano, Toyoshina [JR0YAN] 28.208MHz 50W Antenna : HB102DX (2el. Yagi), zenith Receiver : ICOM IC-706, 28.2071MHz USB-mode Method : by using HROFFT(2ch) software (by Kazuhiko Ohkawa) -- Total number of echoes -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 21| -- --\47 49 37 47 41 69 68 39\31 25 CW CW CW CW CW CW CW CW 13 12 11 29 22| 18 24 53 43 36 39 30 43\91\74 CW CW CW CW CW CW CW CW CW 23 12 24 29\34 23| 27 20 20 11 14 26 10 13 14 6 8 6 16 16 14 11 15 CW\14 9 10 18 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT -- the number of Long Echoes (>20sec) -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 21| 1 22| 1 1 2 23| 1 2 1 1 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT (2) Frequency: 53.750MHz Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 25.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : HB9CV 2el. horizon, dir:West Receiver : ITEC HRO-RX1a -- Total number of echoes -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 21| -- --\57 37 47 44 33 48 52 44 29 22 27\40 18\34 IF IF IF IF IF 22 17 49 22| 32 55 56 49 29 49 38 44 NS IF IF IF IF IF IF IF IF 15 21 19 19 33 36 42 23| 64 70\28 NS 21 NS\18\22 NS IF NS IF IF IF IF IF IF Es IF IF 32 34 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT -- the number of Long Echoes (>20sec) -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 21| 1 1 1 22| 1 1 23| 1 1 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT (3) Frequency: 53.750MHz Transmitter Location:Fukui-NCT at Sabae, Japan (136.2 E, 25.9 N) Ham beacon (JA9YDB) for RMO (50W CW, 53.7500 MHz) by JA9BOH Kimio Maegawa. No modulation except for identification Antenna : HB9CV 2el. zenith, el. North-South Receiver : ITEC HRO-RX1a -- Total number of echoes -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 14| 29 33 44 46 43 52 52 55 33 32 27 27 23 27 20 24\12\14 12 20 26 24 33 39 15| 47 43 49 61 66 58 56 66103138117 82 34 IF IF IF IF IF IF 20 NS 28 78 89 16|102 94 94\90 74 63 99 78 65 41 37 22 39 23 12 IF IF IF IF IF\20 28 24 51 17| 37 59 55 46 38 47 43 57 48 46 32 23 36 27 19 IF 23\20 IF IF IF\23 39 32 18| 60 57 72 44 46 65 54 60 38\35\20 IF IF IF\20 19 \8 IF 10 7 17 25 28 34 19| 51 40 54 83 55\34 70 75 53 48 39\38\48 32 25 27 13 IF IF 15 19 20 31 29 20| 59 63 53\41 44 53 58 58 54 34\56 IF IF IF 31 30 28 IF\18 IF 20\30 60 77 21|\69 66 -- 84 78 85 64 80 84 68 68 69 61 51 20 IF IF IF IF IF IF\24 21 48 22| 51 83 83 76 54 68 75 77 41 IF IF IF IF IF IF IF IF 11 28 16 23 33 40 55 23| 75 90 87 82 65 77 98 64 72 54 64 61 53 52 25 22 15 Es IF IF 32 40 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT -- the number of Long Echoes (>20sec) -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 14| 15| 1 1 16| 1 17| 2 18| 1 19| 1 20| 2 21| 1 1 1 22| 1 1 23| 1 1 1 2 1 1 1 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 CW: Continuous Wave JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Arima High School Location : Mita, Hyogo, Japan (135.223 E, 34.885 N) 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 : COMET 2el. HB9CV (zenith) Receiver : ITEC HRO-RX1a Method : by using HROFFT software (by Mr.Kazuhiko Ohkawa) and manual count -- Total number of echoes -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 01| 5 8 6 9 4 9 4 3 3 1 1 1 NS NS IF IF IF IF IF 0 1 1 7 4 02| 5 6 6 7 4 3 8 9 0 0 3 %1 3 %1 IF IF IF IF %0 0 4 %6 13 8 03|10 11 18 16 18 5 12 %0 NS NS NS NS NS NS NS NS NS NS %1 0 1 2 10 13 04|15 10 9 11 14 13 9 3 1 2 0 0 5 3 0 1 1 1 0 0 1 6 10 8 05|14 13 13 9 11 8 14 7 5 1 1 %2 NS NS %0 %0 0 %0 NS NS NS 2 3 11 06|11 13 13 9 3 9 10 %4 IF IF IF IF IF IF IF IF IF IF %4 0 1 5 18 11 07| 9 11 11 11 4 6 9 2 %4 NS IF NS NS NS NS %0 IF IF IF 0 0 0 2 %1 08| 8 6 3 6 8 2 3 3 2 4 3 0 0 1 %4 IF IF IF 0 0 1 0 1 5 09| 3 6 3 7 2 4 5 4 2 1 %4 3 0 1 4 %1 0 0 0 0 2 2 18 14 10|16 21 11 22 11 17 10%18 NS NS NS NS NS NS NS NS NS NS NS %0 0 4 12 11 11|17 22 16 5 6 16 15 6 %4 7 0 1 1 0 1 0 %0 %2 0 0 0 6 8 8 12|17 24 16 18 10 11 18 6 1 6 1 2 3 1 3 4 1 0 NS IF %6 7 18%16 13|24 12 19 9 4 6 15 12 3 IF NS NS NS NS NS NS NS NS NS %0 1 6 9 %6 14|26 12 22 12 11 15 18 5 NS NS NS NS NS NS NS NS NS IF %0 0 0 7 9 15 15|%7 17 15 25 22 15 16 11 6 3 6 1 3 %6 IF IF IF IF IF IF %0 9 11 7 16|13 17 15 10 16 15 17 %6 NS NS NS NS NS NS IF IF IF IF IF IF %0 4 8 18 17|12 14 11 14 18 11 13 11 5 2 %6 NS NS NS NS NS NS %0 IF %0 0 1 4 5 18|10 5 7 10 13 9 6 8 11 2 5 2 %0 1 3 3 %0 IF %0 1 1 4 2 9 19|12 12 11 10 8 6 9 9 9 8 11 3 7 6 6 4 2 %0 IF 1 3 5 8 9 20|10 8 7 9 9 8 7 9 10 13 10 4 3 2 5 3 1 %1 %2 3 3 3 %6 10 21| 7 5 9 6 10 5 7 8 IF 15%10 3 4 3 %0 %2 0 1 0 1 0 4 3 3 22| 3 3 3 4 5 6 %5 NS NS NS IF NS NS IF IF NS NS NS 4 2 0 4 7 14 23|10 10 15 6 8 14 8 9 6 6 6 8 7 5 3 2 1 IF IF %0 2 6 1 4 24| 2 7 10 9 9 7 8 9 12 7 10 3 1 1 1 2 2 %2 IF %0 0 4 4 2 25| 7 7 4 7 7 3 2 3 14 7 4 4 3 3 %1 ES ES 1 3 1 1 3 4 4 26| 7 6 9 4 8 3 4 5 9 %8 %5 0 2 5 2 %0 IF %0 0 0 2 7 4 8 27|12 8 5 8 3 11 7 9%14 %5 %9 3 %2 NS NS NS NS NS %2 2 4 3 3 11 28| 4 8 3 11 7 6 14 6 8 %6 2 3 0 %2 IF IF NS NS NS 3 2 5 4 7 29| 9 3 1 3 3 5 3 2 4 4 1 1 1 3 0 IF 1 1 3 2 3 1 6 4 30| 6 4 2 6 6 4 6 6 3 %7 0 2 3 1 1 1 1 %1 IF 1 0 7 7 2 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT -- the number of Long Echoes (>20sec) -- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 UT ---+------------------------------------------------------------------------- 01| 1 02| 03| 04| 1 05| 1 06| 1 07| 1 08| 1 1 09| 1 1 2 2 10| 1 1 2 11| 1 1 1 12| 1 1 1 2 13| 1 14| 15| 1 1 1 1 1 1 1 16| 2 17| 1 2 1 18| 1 1 19| 1 1 1 20| 1 1 1 1 1 1 21| 2 1 22| 1 1 2 1 1 2 23| 1 2 3 4 1 1 1 1 1 1 1 24| 1 1 1 25| 1 1 1 1 26| 27| 1 1 28| 1 1 1 29| 1 1 1 30| 1 2 ---+------------------------------------------------------------------------- Apr| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Apr| 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 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 CW: Continuous Wave JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Young Chiech Tsao (BM2EQB) Location: Long Tan Observatory Lon Tan, TauYan, Taiwan R.O.C. (121 14'37" E, 24 52'54" N by GPS) Frequency: 50.0169 MHz USB mode 3 kHz width. Antenna: Comet made 50 MHz Yagi HB 4 element (gain 10.3 dBi) Astronomical azimuth 225 deg (=NE), elevation 7 deg. Transmitter: MIYAZAKI University Japan, USB mode, 50 W (24 hours), Distance about 1125 km from Lon Tan. Receiver : ICOM R-75 all band receiver Sensitivity: 0.25 uV for 10 dB S/N for USB mode Observing method: the beacon 1000 Hz voice signal (by FFTDSP) is Received by a low frequency filter (1000 Hz) and fed into The D/A converter and computer in real time. Data sampling system: using an 8 bits A/D card to PC/AT and Qbasic program With 1/8 second sampling interval to store the> 1.0 s Reflections. LT 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 UT 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 --------------------------------------------------------------------------- April 2003 5/ -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 04 05 07 04 6/ 04 07 05 08 08 13 07 09 05 12 09 09 07 05 -- -- -- -- -- -- -- -- -- -- 12/ -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Es Es Es Es Es 13/ Es Es 11 10 14 15 09 Es Es Es Es Es Es 06 -- -- -- -- -- -- -- -- -- -- 19/ -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 04 04 05 06 In 20/ 10 11 12 14 13 21 16 13 16 19 17 Es Es Es -- -- -- -- -- -- -- -- -- -- 26/ -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 04 Es Es Es 04 05 04 03 27/ 05 04 03 05 04 06 04 Es Es Es 04 07 05 08 -- -- -- -- -- -- -- -- -- -- ---------------------------------------------------------------------------- Notes: . "In=(local) artificial interference. . "Es" = sporadic E layer mode of reflection. ?.Suspect peak for shower or Es *. Date and Time system is in accordance with UT system and the time difference is 8hour from Taiwan (LT=UT+8). ECHO STRENGTH LIST/ *LT=Local Time (UT=LT-8) DATE (LT) TIME (LT) STRENGTH (dBi) CONTINUED TIME (sec) ----------------------------------------------------------------------------- 0413 05h01m 20 0413 05h02m 20 0413 05h30m 20 0413 06h00m 20 0427 06h08m 60 ----------------------------------------------------------------------------- ----------------------------------------------------------------------------- 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 2003.05.08