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Astronomy

Dec. 15, 2019 Rise Solar Noon Set
Actual Time 7:12 AM AST 12:13 PM AST 5:15 PM AST
Civil Twilight 6:45 AM AST   5:42 PM AST
Nautical Twilight 6:14 AM AST   6:12 PM AST
Astronomical Twilight 5:44 AM AST   6:42 PM AST
Altitude -0.8° 34.4° -0.8°
Azimuth 117.3° 180.0° 242.7°
Hour Angle of the Sun 75.3° 75.3° -75.3°
Mean Anomaly of the Sun 340.55° 340.76° 340.96°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -97.44° -97.20° -96.97°
Sun Declination -23.26° -23.27° -23.28°
Moon 8:50 PM AST   10:14 AM AST
Length of Visible Light 10h 56m
Length of Day
10h 02m
Waning Gibbous, 88% of the Moon is Illuminated
Dec 15
Waning Gibbous
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full