TYC 2504-01171-1(mag12.1) by (971)Alsatia on 2017 Mar. 28 ** Prediction: Long.: 137o 00' 00" E, Lat.: 36o 43' 54" N PredTime: 16h 47m 43s **** Successful observations: Observer: Hidehito Yamamura (JOIN:17306) Place: Uchinada, Ishikawa, Japan Long.: 136o 40' 24.3" E, Lat.: 36o 39' 43.6" N, Height: -2m (JGD2000=WGS84) Method: VCR, 20cm F10 Schmidt Cass, WAT-910HX (slow shutter 16Fr), Limovie Time signal: GHS-OSD Result: D 16h 47m 43.513s +/-0.073s R 16h 47m 55.748s +/-0.073s (WAT-910HX delay 0.542s corrected) ** Negative observations: Observer: Akie Hashimoto (JOIN:17308) Place: Chichibu, Saitama, Japan Long.: 139o 01' 59.6" E, Lat.: 35o 58' 04.5" N, Height: 355m (JGD2000=WGS84) Method: Visual, 40cm Schmidt Cass, x290 Time signal: GHS, Stop watch