Coordinate: 22h 03m 10.8s, +18 53 04 (2000) Spectral type: G0V,Mag: B 8.18 V 7.65
HD209458b (planet) Mass:0.691 M(jupiter), Orbital period 3.52754 day
2004/12/26 7-11 UT (2004/12/26 17:00-21:25 JST)
