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Astronomy

Dec. 18, 2018 Rise Solar Noon Set
Actual Time 7:11 AM AST 12:39 PM AST 6:07 PM AST
Civil Twilight 6:47 AM AST   6:31 PM AST
Nautical Twilight 6:19 AM AST   6:59 PM AST
Astronomical Twilight 5:52 AM AST   7:26 PM AST
Altitude -0.8° 46.8° -0.8°
Azimuth 114.6° 180.0° 245.4°
Hour Angle of the Sun 82.0° 82.0° -82.0°
Mean Anomaly of the Sun 343.76° 343.99° 344.21°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -93.85° -93.59° -93.34°
Sun Declination -23.39° -23.39° -23.40°
Moon 3:00 PM AST   2:57 AM AST
Length of Visible Light 11h 44m
Length of Day
10h 56m
Waxing Gibbous, 80% of the Moon is Illuminated
Dec 18
Waxing Gibbous
Dec 22
Full
Dec 29
Last Quarter
Jan 5
New
Jan 14
First Quarter