HIP 18626(mag8.1) by (10608)Mameta on 2020 Sep. 07

** Prediction: 
Long.:  136o 30' 00" E, Lat.: 35o 15' 42" N
PredTime:    18h 09m 14.8s

**** Successful observations:
Observer:    Hiroyuki Watanabe  (JOIN:20389,20397)
Place:       Tarui, Gifu, Japan
Long.: 136o 29' 43.8" E, Lat.: 35o 23' 41.2" N, Height: 105m (JGD2000=WGS84)
Method:      Movie, 35cm F11 Schmidt Cass, F2.1 Reducer, ASI290MC(exp0.013s), Binning:2
Time signal: GPS, PC, Satk
Result:      D 18h 08m 49.435s +/-0.001s
             R 18h 08m 50.056s +/-0.001s
Note: Dis-appearance and Re-appearanace occured gradually.
Note: The observed dmag was 1.75 only.

** Negative observations:
Observer:    Miyoshi Ida  (JOIN:20378)
Place:       Higashiomi, Shiga, Japan
Long.: 136o 11' 05.1" E, Lat.: 35o 05' 28.8" N, Height: 123m (JGD2000=WGS84)
Method:      Movie, 20cm F10 Schmidt Cass, ASI290MM(exp0.009s), Binning:2
Time signal: GPS LED

Observer:    Hidehito Yamamura  (JOIN:20381)
Place:       Maibara, Shiga, Japan
Long.: 136o 16' 21.6" E, Lat.: 35o 19' 14.6" N, Height: 87m (JGD2000=WGS84)
Method:      Movie, 20cm F10 Schmidt Cass, F3.0 Reducer, ASI290MM(exp0.0559s), Binning:2, Limovie
Time signal: GHS-OSD,Satk,TEL

Observer:    Yuji Nakamura  (JOIN:20382)
Place:       Kameyama, Mie, Japan
Long.: 136o 25' 26.7" E, Lat.: 34o 51' 13.4" N, Height: 72m (JGD2000=WGS84)
Method:      VCR, 20cm F6.3 Schmidt Cass,F3.5 Reducer, WAT-120N(Slow shutter 1Fr)
Time signal: GHS

Observer:    Akira Asai  (JOIN:20383)
Place:       Inabe, Mie, Japan
Long.: 136o 31' 24.7" E, Lat.: 35o 10' 14.7" N, Height: 187m (JGD2000=WGS84)
Method:      Movie, 35.5cm F11 Schmidt Cass, F6.3 Reducer, ASI290MC(exp0.027s), Binning:2
Time signal: GPS, Satk, LED

Observer:    Hideki Yoshihara  (JOIN:20384)
Place:       Soja, Okayama, Japan
Long.: 133o 38' 34.5" E, Lat.: 34o 39' 46.6" N, Height: 55m (JGD2000=WGS84)
Method:      Movie, 25cm F5 Newtonian, ASI290MM(exp0.027s), Binning:2
Time signal: unknown

Observer:    Yasukazu Ikari  (JOIN:20385)
Place:       Moriyama, Shiga, Japan
Long.: 135o 59' 23.8" E, Lat.: 35o 02' 59.1" N, Height: 105m (JGD2000=WGS84)
Method:      VCR, 25.4cm F7 Schmidt Cass, F4.3 Reducer, WAT-120N+ (slow shutter 1Fr), Limovie
Time signal: IOTA-VTIv3

Observer:    Masaru Yamashita  (JOIN:20386)
Place:       Ikeda, Osaka, Japan
Long.: 135o 26' 23.6" E, Lat.: 34o 49' 34.6" N, Height: 79m (JGD2000=WGS84)
Method:      Movie, 35.5cm F10 Schmidt Cass, F7 Reducer, ASI290MC(exp 0.0325s), SharpCap
Time signal: PC, GPS LED