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Astronomy

Dec. 16, 2017 Rise Solar Noon Set
Actual Time 7:24 AM EST 11:49 AM EST 4:14 PM EST
Civil Twilight 6:51 AM EST   4:48 PM EST
Nautical Twilight 6:14 AM EST   5:25 PM EST
Astronomical Twilight 5:38 AM EST   6:00 PM EST
Altitude -0.8° 22.1° -0.8°
Azimuth 122.8° 180.0° 237.2°
Hour Angle of the Sun 66.2° 66.2° -66.2°
Mean Anomaly of the Sun 342.10° 342.28° 342.46°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -95.73° -95.53° -95.33°
Sun Declination -23.33° -23.34° -23.34°
Moon 5:35 AM EST   3:34 PM EST
Length of Visible Light 9h 57m
Length of Day
8h 50m
Waning Crescent, 3% of the Moon is Illuminated
Dec 16
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter