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Astronomy

Oct. 17, 2017 Rise Solar Noon Set
Actual Time 8:56 AM +09 1:09 PM +09 5:19 PM +09
Civil Twilight 7:45 AM +09   6:30 PM +09
Nautical Twilight 6:26 AM +09   7:48 PM +09
Astronomical Twilight 5:05 AM +09   9:09 PM +09
Altitude -0.8° 8.7° -0.8°
Azimuth 118.3° 180.0° 241.2°
Hour Angle of the Sun 63.1° 62.9° -62.7°
Mean Anomaly of the Sun 282.45° 282.62° 282.79°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -157.96° -157.80° -157.63°
Sun Declination -9.24° -9.30° -9.37°
Moon 3:30 AM +09 (10/17)   6:20 PM +09 (10/17)
Length of Visible Light 10h 45m
Length of Day
8h 23m
Waning Crescent, 9% of the Moon is Illuminated
Oct 16
Waning Crescent
Oct 19
New
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter