TYC 0716-00821-1 by (712) Boliviana on 2001 Dec. 28

Successful observations:
Observer:    Isao Ootsuki (JOIN:3720,3724)
Place:       Marumori, Miyagi, Japan  **** (revision 2003.12.20)
Long.: 140o 40' 59" E, Lat.: 37o 53' 47" N, Height: 190m (Tokyo Datum)
Method:      Visual, 31cm Reflector, x100
Time signal: Telephone
Result(UTC): D 14:36:15.5
             R 14:36:20.7
             P.E. corrected

Observer:    Shigeo Uchiyama (JOIN:3729)
Place:       Tomioka, Fukushima, Japan
Long.: 141o 00' 56.8" E, Lat.: 37o 21' 48.8" N, Height:  45m (Tokyo Datum)
Method:      Video, D=160mm, f=530mm
Time signal: GHS clock
Result(UTC): D begins 14:36:08.88 +/- 0.03s
             D ends   14:36:08.98 +/- 0.03s
             R begins 14:36:21.73 +/- 0.03s
             R ends   14:36:21.80 +/- 0.03s

Observer:    Hiromi Hamanowa, Katsumasa Hosoi, Hiroko Hamanowa (JOIN:3745,3753)
Place:       Kooriyama, Fukushima, Japan
Long.: 140o 26' 00.5" E, Lat.: 37o 27' 26.8" N, Height: 260m (Tokyo Datum)
Method:      Video, 400mm Newtonian Reflector, f=1800mm, Clock-driven,
             CCD (WAT100N)
Time signal: BPM
Result(UTC): D begins 14:36:14.055 +/- 0.033s
             D ends   14:36:14.122 +/- 0.033s
             R begins 14:36:26.516 +/- 0.033s
             R ends   14:36:26.533 +/- 0.033s
Hiromi Hamanowa obtained a light curve of (712) Boliviana during
6 hours including the occultation time by the asteroid, which shows that
the event occured almost at the minimum brightness of the asteroid.
(JOIN:3823)

Negative observations:
Observer:    Akie Hashimoto (JOIN:3742)
Place:       Chichibu, Saitama, Japan
Long.: 139o 02' 11" E, Lat.: 35o 57' 53" N, Height: 355m (Tokyo Datum)

Observer:    Kouji Maeda (JOIN:3730)
Place:       Kiyotake, Miyazaki, Japan
Long.: 131o 23' 39" E, Lat.: 31o 50' 54" N, Height:  18m (Tokyo Datum)

Observer:    Hiroyuki Tomioka  (JOIN:6245)**** (addition 2004.1.8)
Place:       Hitachi, Ibaraki, Japan
Long.: 140o 41' 21.2" E, Lat.: 36o 38' 21.5" N, Height: 33m (Tokyo Datum)
Method:      

Observer:    Mamoru Urabe  (2003.12.24 mail)**** (addition 2003.12.24)
Place:       Kamogawa, Chiba, Japan
Long.: 140o 06' 16" E, Lat.: 35o 06' 23" N, Height: 8m (Tokyo Datum)

Observer:    Kiyoto Sasaki (JOIN:6151)**** (addition 2004.1.3)
Place:       Wakayagi, Miyagi, Japan
Long.: 141o 07' 44.0" E, Lat.: 38o 45' 58.6" N, Height: 10m (Tokyo Datum)

Observer:    Sadaharu Uehara **** (addition 2004.1.3)
Place:       Tsukuba, Ibaraki, Japan
Long.: 140o 07' 04.2" E, Lat.: 36o 05' 11.2" N, Height: 30m (JGD2000 = WGS84)
Method:      Visual.
Note:  Coordinate is given same with (704)Interamnia on 2003.3.23