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Astronomy

Dec. 16, 2017 Rise Solar Noon Set
Actual Time 7:29 AM EST 12:27 PM EST 5:24 PM EST
Civil Twilight 7:02 AM EST   5:52 PM EST
Nautical Twilight 6:31 AM EST   6:23 PM EST
Astronomical Twilight 6:00 AM EST   6:54 PM EST
Altitude -0.8° 32.9° -0.8°
Azimuth 117.8° 180.0° 242.2°
Hour Angle of the Sun 74.4° 74.4° -74.4°
Mean Anomaly of the Sun 342.10° 342.31° 342.51°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -95.73° -95.50° -95.27°
Sun Declination -23.33° -23.34° -23.35°
Moon 5:51 AM EST   4:37 PM EST
Length of Visible Light 10h 50m
Length of Day
9h 55m
Waning Crescent, 2% of the Moon is Illuminated
Dec 16
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter