木星 Jupiter 2013-09-13 22:07 UT 2013-09-14 06:07 HKT
CM I 54.6° CM II 7.3° CM III 143.4°
Moon IO & Europa
Shadow Io
Location : Hong Kong Sai Kung
Transparency : 4/10 seeing : 4/10
Camera : DBK21AF04.AS
Telescope : Takahashi Mewlon 180mm f/12 + 3x = f/36
Focal length: f/2,160 mm x 3 = 6,480 mm