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Astronomy

Aug. 17, 2017 Rise Solar Noon Set
Actual Time 5:39 AM JST 12:20 PM JST 7:00 PM JST
Civil Twilight 5:12 AM JST   7:26 PM JST
Nautical Twilight 4:41 AM JST   7:58 PM JST
Astronomical Twilight 4:08 AM JST   8:30 PM JST
Altitude -0.8° 69.6° -0.8°
Azimuth 73.1° 180.0° 286.6°
Hour Angle of the Sun 100.3° 100.2° -100.1°
Mean Anomaly of the Sun 222.19° 222.47° 222.74°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 146.47° 146.73° 146.99°
Sun Declination 13.47° 13.38° 13.29°
Moon 12:44 AM JST (8/17)   2:58 PM JST (8/17)
Length of Visible Light 14h 13m
Length of Day
13h 21m
Waning Crescent, 29% of the Moon is Illuminated
Aug 16
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter