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Astronomy

Jan. 21, 2018 Rise Solar Noon Set
Actual Time 6:25 AM +08 12:07 PM +08 5:49 PM +08
Civil Twilight 6:02 AM +08   6:12 PM +08
Nautical Twilight 5:36 AM +08   6:38 PM +08
Astronomical Twilight 5:10 AM +08   7:04 PM +08
Altitude -0.8° 55.6° -0.8°
Azimuth 110.4° 180.0° 249.7°
Hour Angle of the Sun 85.5° 85.5° -85.5°
Mean Anomaly of the Sun 17.01° 17.24° 17.47°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -56.97° -56.72° -56.47°
Sun Declination -19.97° -19.92° -19.87°
Moon 9:11 AM +08 (1/21)   9:16 PM +08 (1/21)
Length of Visible Light 12h 09m
Length of Day
11h 24m
Waxing Crescent, 12% of the Moon is Illuminated
Jan 20
Waxing Crescent
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New