TYC 2498-01243-1(mag10.4) by (145)Adeona on 2005 Feb. 02

**** Successful observations:
Observer:    Satoshi Suzuki  (JOIN:7683)
Place:       Yokohama, Kanagawa, Japan
Long.: 139o 32' 16.1" E, Lat.: 35o 22' 32.4" N, Height: 30m (Tokyo Datum)
Long.: 139o 32' 04.6" E, Lat.: 35o 22' 44.2" N, Height: 30m (JGD2000=WGS84)
Method:      VCR, 25cm F10.1 Schmidt Cass, x0.6 Reducer, WAT-100N, DV.
Time signal: GHS, TIVi
Result:      D 19h58m27.0s +/-0.1s
             R 19h58m39.1s +/-0.1s

Observer:    Reijin Aikawa    (JOIN:7685)
Place:       Sakado, Saitama, Japan
Long.: 139o 27' 02" E, Lat.: 35o 56' 45" N, Height: 21m (Tokyo Datum)
Long.: 139o 26' 50" E, Lat.: 35o 56' 56" N, Height: 21m (JGD2000=WGS84)
Method:      Visual, 20.3cm F10 Schmidt Cass, x67
Time signal: Stop watch, TEL
Result:      D 19h58m37.4s +/-0.5s
             R 19h58m45  s +/-1s   (Already reappeared)
            (P.E. 0.6s corrected)
Note:  Disappearance was gradual.
Note:  Reported by Tsutomu Hayamizu.

Observer:    Akie Hashimoto (JOIN:7687,7695)
Place:       Chichibu, Saitama, Japan
Long.: 139o 01' 59.6" E, Lat.: 35o 58' 04.5" N, Height: 355m (JGD2000=WGS84)
Method:      Visual, 18cm Newtonian x144.
Time signal: GHS
Result:      D 19h58m34.20s
             R 19h58m45.23s
            (P.E. corrected)
Note:  About 0.5sec was required to disappear. The reappearance was momentary. 

Observer:    Katsuhiko Kitazaki  (JOIN:7689)
Place:       Musashino, Tokyo, Japan
Long.: 139o 33' 41.2" E, Lat.: 35o 42' 36.9" N, Height: 66m (JGD2000=WGS84)
Method:      VCR, 40cm F10.1 Cass, x0.64Reducer, WAT-100N.
Time signal: GHS, TIVi
Result:      D 19h58m33.34s +/-0.03s
             R 19h58m41.04s +/-0.03s

Observer:    Mamoru Urabe  (JOIN:7691)
Place:       Kamogawa, Chiba, Japan
Long.: 140o 06' 05" E, Lat.: 35o 06' 36" N, Height: 8m (JGD2000=WGS84)
Method:  VCR, 20cmF4 Newtonian, WAT-100N
Time signal: TEL
Result:      D 19h58m29.06s +/-0.2s
             R 19h58m35.25s +/-0.2s

Observer:    Akira Kawamura    (JOIN:7697)
Place:       Onishi, Gunma, Japan
Long.: 139o 02' 46" E, Lat.: 36o 08' 56" N, Height: 147m (JGD2000=WGS84)
Method:      VCR, 300mmF2.8 Camera lens, WAT100N, DV
Time signal: GPS1801, TIVi
Result:      D 19h58m34.87s
             R 19h58m46.64s
Note:  Reported by Tsutomu Hayamizu.


** Negative observations:
Observer:    Akira Yaeza  (JOIN:7684)
Place:       Hitachiota, Ibaraki, Japan
Long.: 140o 29' 14" E, Lat.: 36o 32' 39" N, Height: 60m (JGD2000=WGS84)
Method:      Visual, 20cm Schmidt Cass, x133, Tape recorder.
Time signal: TEL.
Note:  Observed time was covered 19h53m00s to 20h02m13s. But following times
       were obstructed by clouds.
       19h54m15s to 55m22s, 55mn43s to 56m07s, 57m30s to 59m06s

Observer:    Masayuki Ishida    (JOIN:7688)
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, WAT100, F6.3 Reducer
Time signal: GHS, TIVi