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Astronomy

Dec. 15, 2017 Rise Solar Noon Set
Actual Time 7:19 AM EST 12:03 PM EST 4:46 PM EST
Civil Twilight 6:49 AM EST   5:16 PM EST
Nautical Twilight 6:15 AM EST   5:50 PM EST
Astronomical Twilight 5:43 AM EST   6:22 PM EST
Altitude -0.8° 27.7° -0.8°
Azimuth 119.8° 180.0° 240.2°
Hour Angle of the Sun 70.9° 70.9° -70.9°
Mean Anomaly of the Sun 341.11° 341.30° 341.50°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.85° -96.63° -96.41°
Sun Declination -23.29° -23.30° -23.30°
Moon 4:40 AM EST   3:25 PM EST
Length of Visible Light 10h 27m
Length of Day
9h 27m
Waning Crescent, 6% of the Moon is Illuminated
Dec 15
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter