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Astronomy

Dec. 16, 2017 Rise Solar Noon Set
Actual Time 7:01 AM EST 12:16 PM EST 5:31 PM EST
Civil Twilight 6:36 AM EST   5:56 PM EST
Nautical Twilight 6:07 AM EST   6:25 PM EST
Astronomical Twilight 5:39 AM EST   6:54 PM EST
Altitude -0.8° 40.3° -0.8°
Azimuth 115.8° 180.0° 244.2°
Hour Angle of the Sun 78.7° 78.7° -78.7°
Mean Anomaly of the Sun 342.08° 342.30° 342.51°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -95.75° -95.51° -95.27°
Sun Declination -23.33° -23.34° -23.35°
Moon 5:28 AM EST (12/16)   4:39 PM EST (12/16)
Length of Visible Light 11h 20m
Length of Day
10h 29m
Waning Crescent, 1% of the Moon is Illuminated
Dec 16
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter