PPM 197778 by (924) Toni on 1998 Apr. 19 Successful observations: Observer: Hiroyuki Horii (Sato 1999) Place: Minamiaso-luna Obs, Hakusui villa Kumamoto, Japan Long.: 131o 06' 21" E, Lat.: 32o 50' 03" N, Height: 570m (Tokyo Datum) Method: Visual, 82cm F15 Cass, 15cm F8 Refractor. Time signal: Result(UTC): D 13h08m45s R 13h08m49s Observer: Tatsuo Minobe (Hirose98-7) Place: Tachibana Obs, Takazaki town, Miyazaki, Japan Long.: 131o 04' 20" E, Lat.: 31o 52' 37" N, Height: 260m (Tokyo Datum) Method: Visual, 50cm Reflector, Tape recorder. Time signal: TEL Result(UTC): D1 13h08m47s drop about 1mag & blinking D end 13h08m47.6s R 13h08m53.1s Negative observations: Observer: Michinari Yamamoto (Hirose98-7) Place: Ayabeshi-tenmonkan Obs, Ayabe, Kyoto, Japan Long.: 135o 16' 03" E, Lat.: 35o 18' 31" N, Height: 80m (Tokyo Datum) Observer: Masayuki Uchiyama, Hiroshi Matsushita (2003.12.22 mail) Place: Owase-city Scietific Museum,Owase, Mie, Japan Long.: 136o 11' 35" E, Lat.: 34o 04' 20" N, Height: 50m (JGD2000=WGS84) Method: VCR Observer: Nobuo Ookura (Hirose98-7) Place: Okayama, Okayama, Japan Long.: 133o 52' 36.1" E, Lat.: 34o 36' 24.8" N, Height: 3m (Tokyo Datum) Method: Photoelectric Observer: Hidehiko Akazawa (Hirose98-7) Place: Funaho, Okayama, Japan Long.: 133o 42' 43.3" E, Lat.: 34o 34' 42.6" N, Height: 8m (Tokyo Datum) Method: Photoelectric. Observer: Jun Nosaka (Sato 1999) Place: Masuda, Shimane, Japan Long.: 131o 50' 52.0" E, Lat.: 34o 40' 40.7" N, Height: 4m (WGS84) Method: Visual