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Astronomy

Dec. 15, 2017 Rise Solar Noon Set
Actual Time 8:09 AM EST 12:36 PM EST 5:04 PM EST
Civil Twilight 7:36 AM EST   5:37 PM EST
Nautical Twilight 6:59 AM EST   6:14 PM EST
Astronomical Twilight 6:24 AM EST   6:49 PM EST
Altitude -0.8° 22.9° -0.8°
Azimuth 122.3° 180.0° 237.7°
Hour Angle of the Sun 66.9° 66.9° -66.9°
Mean Anomaly of the Sun 341.14° 341.33° 341.51°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.81° -96.60° -96.40°
Sun Declination -23.29° -23.30° -23.30°
Moon 5:24 AM EST   3:50 PM EST
Length of Visible Light 10h 01m
Length of Day
8h 55m
Waning Crescent, 5% of the Moon is Illuminated
Dec 15
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter