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Astronomy

Jan. 20, 2018 Rise Solar Noon Set
Actual Time 6:58 AM JST 12:03 PM JST 5:07 PM JST
Civil Twilight 6:31 AM JST   5:35 PM JST
Nautical Twilight 6:00 AM JST   6:06 PM JST
Astronomical Twilight 5:29 AM JST   6:36 PM JST
Altitude -0.8° 34.7° -0.8°
Azimuth 114.3° 180.0° 245.8°
Hour Angle of the Sun 76.1° 76.1° -76.2°
Mean Anomaly of the Sun 16.00° 16.21° 16.42°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -58.05° -57.83° -57.60°
Sun Declination -20.19° -20.15° -20.10°
Moon 8:47 AM JST (1/20)   8:01 PM JST (1/20)
Length of Visible Light 11h 03m
Length of Day
10h 09m
Waxing Crescent, 7% of the Moon is Illuminated
Jan 19
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New