HIP 76088(mag8.1) by (3317)Paris on 2020 Apr. 06 ** Prediction: Long.: 134o 00' 00" E, Lat.: 34o 05' 15" N PredTime: 15h 31m 39.4s **** Successful observations: Observer: Hidehiko Akazawa (JOIN:19921,20017) Place: Kurashiki, Okayama, Japan Long.: 133o 42' 33.6" E, Lat.: 34o 34' 54.8" N, Height: 8m (JGD2000=WGS84) Method: VCR, 35cm F11 Schmidt Cass, x0.33 Reducer, TGv-M(Slow shutter 2Fr),Limovie Time signal: IOTA-VTI Result: D1 15h 31m 39.45s D2 15h 31m 41.42s R1 15h 31m 45.46s R2 15h 31m 45.69s Note: Stepwise event is occurred at Dis-appearance and Re-appearance. Note: Timings are analyzed by Miyoshi Ida. Observer: Hideki Yoshihara (JOIN:19936, 4/17 private mail) Place: Fuchu, Hiroshima, Japan Long.: 133o 09' 33.6" E, Lat.: 34o 35' 30.6" N, Height: 157m (JGD2000=WGS84) Method: Movie, 20cm F5 Reflector, ASI290MM(exp0.008192s), Binning:2, Limovie Time signal: GPS LED, PC, Satk Result: D1 15h 31m 40.387s (approx 85% brightness) D2 15h 31m 42.370s R1 15h 31m 47.302s (approx 15% brightness) R2 15h 31m 48.532s Note: Stepwise event is occurred at Dis-appearance and Re-appearance. Observer: Norihiro Manago (JOIN:19938,20017) Place: Kamitonda, Wakayama, Japan Long.: 135o 24' 32.1" E, Lat.: 33o 41' 45.0" N, Height: 75m (JGD2000=WGS84) Method: Movie, 10cm F12 Refractor, ZWO ASI1600MM Pro(exp0.005s), SharpCap, Limovie Time signal: PC, GPS LED Result: D1 15h 31m 29.73s D2 15h 31m 32.32s R1 15h 31m 34.20s R2 15h 31m 35.16s Note: Stepwise event is occurred at Dis-appearance and Re-appearance. Note: Timings are analyzed by Miyoshi Ida. Observer: Osamu Ohshima (JOIN:19950, 4/10 private mail) Place: Kurashiki, Okayama, Japan Long.: 133o 40' 16" E, Lat.: 34o 32' 27" N, Height: 9m (JGD2000=WGS84) Method: Visual, 30cmRC+StarLightExpress LoadstarX2 CCD(exp1s) Time signal: PC, NTP Result: D 15h 31m 40s R 15h 31m 44.5s Note: Visual timing by watching PC monitor. Note: Reported by Hideki Yoshihara. Observer: Hideo Kodama (JOIN:19950, 4/10 private mail) Place: Jinsekikohgen, Hiroshima, Japan Long.: 133o 19' 16.92" E, Lat.: 34o 44' 36.50" N, Height: 690m (JGD2000=WGS84) Method: Movie, 15cm F5 Refractor, Canon EOS6D movie-mode Time signal: Wave clock, Stop watch Result: D 15h 31m 43.8s R 15h 31m 48.3s Note: Visual timing by playing movie. Note: Reported by Hideki Yoshihara. Observer: Hirofumi Koremasa (JOIN:19962) Place: Takehara, Hiroshima, Japan Long.: 132o 52' 32" E, Lat.: 34o 22' 44" N, Height: 51m (JGD2000=WGS84) Method: Movie, 5cm F4 Refractor, QHY5L-II Time signal: unknown Result: D R Note: Sure of event, but the movie wasn't recorded due to camera toruble. Observer: Takashi Gondou (JOIN:19961) Place: Anan Science Center, Anan, Tokushima, Japan Long.: 134o 40' 55.6" E, Lat.: 33o 56' 56.2" N, Height: 15m (JGD2000=WGS84) Method: Photo Drift scan, 25cm F9 Refractor, x0.67Reducer, CCD STF-8300M Time signal: NTP Result: D 15h 31m 34.20s R1 15h 31m 38.55s R2 15h 31m 38.96s Note: Stepwise event is occurred at Re-appearance. Observer: Yuki Tani (JOIN:19970,19971) Place: Kochi Univ of Technology, Kami, Kochi, Japan Long.: 133o 43' 09.3" E, Lat.: 33o 37' 13.0" N, Height: 62.1m (JGD2000=WGS84) Method: Movie, 20cm F10 Schmidt Cass, F6.3 Reducer, ASI178MM(exp0.11994s), Binning:4, Limovie Time signal: GPS, PC Result: D 15h 31m 35.301s R1 15h 31m 39.859s (approx 15% brightness) R2 15h 31m 41.418s Note: Stepwise event is occurred at Re-appearance. *** Successful observations (fainter component only): Observer: George L. Hashimoto (JOIN:19990, JOIN:20034, private mail) Place: Okayama University, Okayama, Okayama, Japan Long.: 133o 55' 21.4" E, Lat.: 34o 41' 19.1" N, Height: 42m (JGD2000=WGS84) Method: Movie, 35.6cm F8 Schmidt Cass, QHY174M GPS (exp0.1s) Time signal: PC Result: D 15h 31m 40.283s (mag0.165 drop) R 15h 31m 44.596s Note: Possibly successful observation by faint unknown component only. ** Negative observations: Observer: Hiroki Fukuyama (JOIN:19908) Place: Nara, Nara, Japan Long.: 135o 45' 41.0" E, Lat.: 34o 41' 46.7" N, Height: 113m (JGD2000=WGS84) Method: Movie, D77mm F2.8 Camera lens, ASI290MM-Cool(exp unknown), SharpCap, PyMovie Time signal: PC, GPS LED Observer: Katsuhiko Kitazaki (JOIN:19909) Place: Musashino, Tokyo, Japan Long.: 139o 33' 41.3" E, Lat.: 35o 42' 36.9" N, Height: 66m (JGD2000=WGS84) Method: VCR, 40cm F10.1 Cass, x0.28Reducer, WAT-100N Time signal: GHS-OSD Observer: Akira Yaeza (JOIN:19914) Place: Hitachi, Ibaraki, Japan Long.: 140o 36' 10.4" E, Lat.: 36o 31' 28.7" N, Height: 234.8m (JGD2000=WGS84) Method: Visual, 21.2cm Schmidt Cass, x133, Sound recorder. Time signal: TEL. Observer: Minoru Owada (JOIN:19916) Place: Hamamatsu, Shizuoka, Japan Long.: 137o 44' 23.0" E, Lat.: 34o 43' 07.0" N, Height: 17m (JGD2000=WGS84) Method: VCR, 25cm F12 Schmidt Cass, F9.3Reducer, WAT-120N+(Slow shutter 1Fr) Time signal: GHS-OSD Observer: Katsuhiro Nakagawa (JOIN:19917) Place: Koka, Shiga, Japan Long.: 136o 10' 33.1" E, Lat.: 34o 56' 48.5" N, Height: 217m (JGD2000=WGS84) Method: Movie, 23.0cm F12 Schmidt Cass, F6.3Reducer, SVBONY SV305 Gamma:0.9 Gain:30/30 exp0.05s Time signal: GPS LED, TEL Observer: Hidehito Yamamura (JOIN:19918) Place: Kiho, Mie, Japan Long.: 136o 01' 27.8" E, Lat.: 33o 46' 21.2" N, Height: 13m (JGD2000=WGS84) Method: VCR, 20cm F10 Schmidt Cass, WAT-910HX(Slow shutter 4Fr) Time signal: GHS-OSD, Moble phone Observer: Norio Sasanuma (JOIN:19919) Place: Toshima-ku, Tokyo, Japan Long.: 139o 44' 35.8" E, Lat.: 35o 44' 14.2" N, Height: 31m (JGD2000=WGS84) Method: VCR, 25cm Mewlon-250CRS, eyepiece60mm ,WAT-910HX Time signal: TEL Observer: Hisashi Kasebe (JOIN:19920) Place: Sanda, Hyogo, Japan Long.: 135o 13' 47.4" E, Lat.: 34o 54' 34.2" N, Height: 211m (JGD2000=WGS84) Method: Movie, 6.0cm F5.5 Refractor, ZWOASI224MC(exp 0.019) Time signal: PC Observer: Miyoshi Ida (JOIN:19922,20013) Place: Komono, Mie, Japan Long.: 136o 31' 03.6" E, Lat.: 35o 01' 47.4" N, Height: 68m (JGD2000=WGS84) Method: Movie, 20cm F10 Schmidt Cass, F2.0Reducer, ASI290MM(exp0.05s), Binning:2 Time signal: GHS15, PC, Satk Observer: Toshihiko Ito (JOIN:19923) Place: Suzuka, Mie, Japan Long.: 136o 34' 35.2" E, Lat.: 34o 51' 04.6" N, Height: 18m (JGD2000=WGS84) Method: VCR, 25cm F10 Cass, TGv-M, Limovie Time signal: Wave clock, TIVi Observer: Toshio Hirose (JOIN:19925) Place: Ota-ku, Tokyo, Japan Long.: 139o 41' 20.4" E, Lat.: 35o 34' 12.5" N, Height: 11m (JGD2000=WGS84) Method: VCR, 20cm F5, WAT-120N+(Slow shutter 8Fr) Time signal: JJY, GPS Observer: Reijin Aikawa (JOIN:19929) Place: Sakado, Saitama, Japan Long.: 139o 26' 50.2" E, Lat.: 35o 56' 57.2" N, Height: 21.6m (JGD2000=WGS84) Method: Visual, 20.3cm F10 Schmidt Cass, x62 Time signal: TEL Observer: Hiroyuki Watanabe (JOIN:19930) Place: Tarui, Gifu, Japan Long.: 136o 29' 43.7" E, Lat.: 35o 23' 41.2" N, Height: 105m (JGD2000=WGS84) Method: Movie, 35cm F11 Schmidt Cass, F2.1 Reducer, ASI290MC(exp0.011s), Binning:2 Time signal: GPS, PC, Satk Observer: Akira Asai (JOIN:19931) Place: Kihoku, Mie, Japan Long.: 136o 13' 23.9" E, Lat.: 34o 06' 23.9" N, Height: 5m (JGD2000=WGS84) Method: Movie, 10cm F4 Refractor, ASI290MC(exp0.027s), Binning:2 Time signal: PC, Satk, LED Observer: Masaru Yamashita (JOIN:19932) 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 0.01s), SharpCap Time signal: PC, GPS LED Observer: Akira Kawakita (JOIN:19933) Place: Suzuka, Mie, Japan Long.: 136o 35' 25" E, Lat.: 34o 49' 56" N, Height: 21m (JGD2000=WGS84) Method: VCR, 30cm F6 Reflector, WAT-120N, Limovie Time signal: GPS-CORO Observer: Masayuki Ishida (JOIN:19935) Place: Moriyama, Shiga, Japan Long.: 135o 56' 33.6" E, Lat.: 35o 06' 22.3" N, Height: 85m (JGD2000=WGS84) Method: VCR, 30cm F10 Schmidt Cass,F6.3Reducer, WAT-100NTime signal: GHS-OSD Observer: Noboru Kaizuka (JOIN:19939) Place: Kuwana, Mie, Japan Long.: 136o 40' 43.7" E, Lat.: 35o 03' 43.9" N, Height: 11m (JGD2000=WGS84) Method: Movie, 23.5cm F10 Schmidt Cass, ASI290MM-cool(exp0.051s), Binning:2 Time signal: PC, GPS15, LED Note: Reported by Akira Asai. Observer: Mitsunori Okuda (JOIN:19944) Place: Tsu, Mie, Japan Long.: 136o 30' 15.6" E, Lat.: 34o 41' 11.4" N, Height: 22m (JGD2000=WGS84) Method: VCR, 12.5cm F8.2 Schmidt Cass, WAT-100N Time signal: GHS Note: Reported by Toshihiko Ito. Observer: Hayato Watanabe (JOIN:19945) Place: Inabe, Mie, Japan Long.: 136o 33' 33.9" E, Lat.: 35o 07' 10.2" N, Height: 92m (JGD2000=WGS84) Method: VCR, 13cm F7.7 Refractor, WAT-120N(slow shutter 16Fr) Time signal: GHS-OSD Observer: Hidekazu Fukuda (JOIN:19947) Place: Himeji, Hyogo, Japan Long.: 134o 35' 41.0" E, Lat.: 34o 46' 21.3" N, Height: 3m (JGD2000=WGS84) Method: VCR, 20cm F4 Newnian, Camera movie, Sony Alfa7S Time signal: Mobile phone (maybe include 0.1-0.2 delay) Observer: Susumu Hosoi (JOIN:19953) Place: Soka, Saitama, Japan Long.: 139o 47' 29.20" E, Lat.: 35o 48' 25.74" N, Height: 2m (JGD2000=WGS84) Method: VCR, 25cm RC F8, x0.75Reducer, Camera movie, Nikon D5 Time signal: GHS Note: Reported by Toshio Hirose. Observer: Ken Isobe (JOIN:19954) Place: Uda, Nara, Japan Long.: 136o 00' 41" E, Lat.: 34o 34' 24" N, Height: 406m (JGD2000=WGS84) Method: Movie, 30cm F10 Schmidt Cass, ASI290MM(exp unknown),Sharpcap Time signal: PC Note: Reported by Hisashi Kasebe. Observer: Masaaki Nagase (JOIN:19959) Place: Yokohama, Kanagawa, Japan Long.: 139o 37' 15.0" E, Lat.: 35o 33' 05.5" N, Height: 15m (JGD2000=WGS84) Method: Movie, 15cm F5 Refractor, ASI224MC(exp0.010s) Time signal: PC Note: Through thin cloud. Low certainty. Note: Reported by Toshio Hirose. Observer: Shoji Haruta (JOIN:19966) Place: Toyonaka, Osaka, Japan Long.: 135o 27' 00.3" E, Lat.: 34o 48' 03.6" N, Height: 57.3m (JGD2000=WGS84) Method: Visual, 13cm F5 Newtonian, x40 Time signal: JST clock, GPS Note: Reported by Hiroki Fukuyama. Observer: Satoshi Tsuchida (JOIN:19979) Place: Kyoto, Kyoto, Japan Long.: 135o 45' 40.7" E, Lat.: 35o 04' 27.8" N, Height: 130m (JGD2000=WGS84) Method: Movie, 5cm F6 Refractor, ASI183MC(exp0.085s) Time signal: JST clock, PC Note: Reported by Hiroki Fukuyama.