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Astronomy

Dec. 15, 2017 Rise Solar Noon Set
Actual Time 7:11 AM EST 11:55 AM EST 4:39 PM EST
Civil Twilight 6:41 AM EST   5:09 PM EST
Nautical Twilight 6:08 AM EST   5:43 PM EST
Astronomical Twilight 5:36 AM EST   6:15 PM EST
Altitude -0.8° 27.9° -0.8°
Azimuth 119.7° 180.0° 240.3°
Hour Angle of the Sun 71.0° 71.0° -71.0°
Mean Anomaly of the Sun 341.10° 341.30° 341.49°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.85° -96.63° -96.42°
Sun Declination -23.29° -23.29° -23.30°
Moon 4:33 AM EST   3:18 PM EST
Length of Visible Light 10h 27m
Length of Day
9h 28m
Waning Crescent, 7% of the Moon is Illuminated
Dec 15
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter