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Astronomy

Oct. 21, 2017 Rise Solar Noon Set
Actual Time 5:48 AM +08 11:40 AM +08 5:32 PM +08
Civil Twilight 5:26 AM +08   5:54 PM +08
Nautical Twilight 5:01 AM +08   6:19 PM +08
Astronomical Twilight 4:36 AM +08   6:44 PM +08
Altitude -0.8° 64.9° -0.8°
Azimuth 100.8° 180.0° 259.0°
Hour Angle of the Sun 88.1° 88.1° -88.1°
Mean Anomaly of the Sun 286.30° 286.55° 286.79°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -154.29° -154.06° -153.82°
Sun Declination -10.65° -10.74° -10.82°
Moon 6:49 AM +08   6:47 PM +08
Length of Visible Light 12h 28m
Length of Day
11h 44m
Waxing Crescent, 3% of the Moon is Illuminated
Oct 21
Waxing Crescent
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter
Nov 18
New