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Astronomy

Jan. 17, 2018 Rise Solar Noon Set
Actual Time 6:48 AM JST 11:50 AM JST 4:52 PM JST
Civil Twilight 6:20 AM JST   5:20 PM JST
Nautical Twilight 5:49 AM JST   5:51 PM JST
Astronomical Twilight 5:19 AM JST   6:21 PM JST
Altitude -0.8° 33.8° -0.8°
Azimuth 115.2° 180.0° 244.9°
Hour Angle of the Sun 75.5° 75.5° -75.5°
Mean Anomaly of the Sun 13.04° 13.24° 13.45°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -61.25° -61.03° -60.80°
Sun Declination -20.81° -20.77° -20.73°
Moon 6:38 AM JST (1/17)   5:03 PM JST (1/17)
Length of Visible Light 10h 59m
Length of Day
10h 04m
Waning Crescent, 0% of the Moon is Illuminated
Jan 16
Waning Crescent
Jan 16
New
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter