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Astronomy

Aug. 17, 2017 Rise Solar Noon Set
Actual Time 4:42 AM JST 11:38 AM JST 6:34 PM JST
Civil Twilight 4:11 AM JST   7:04 PM JST
Nautical Twilight 3:34 AM JST   7:42 PM JST
Astronomical Twilight 2:53 AM JST   8:22 PM JST
Altitude -0.8° 60.3° -0.8°
Azimuth 70.6° 180.0° 289.2°
Hour Angle of the Sun 104.2° 104.1° -104.0°
Mean Anomaly of the Sun 222.15° 222.44° 222.72°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 146.43° 146.70° 146.97°
Sun Declination 13.48° 13.39° 13.29°
Moon No Moon Rise   2:36 PM JST (8/17)
Length of Visible Light 14h 53m
Length of Day
13h 52m
Waning Crescent, 30% of the Moon is Illuminated
Aug 16
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter