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Astronomy

Dec. 17, 2017 Rise Solar Noon Set
Actual Time 7:56 AM EST 12:28 PM EST 5:00 PM EST
Civil Twilight 7:24 AM EST   5:32 PM EST
Nautical Twilight 6:48 AM EST   6:08 PM EST
Astronomical Twilight 6:14 AM EST   6:42 PM EST
Altitude -0.8° 24.1° -0.8°
Azimuth 121.7° 180.0° 238.3°
Hour Angle of the Sun 68.0° 67.9° -67.9°
Mean Anomaly of the Sun 343.11° 343.29° 343.48°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -94.60° -94.39° -94.18°
Sun Declination -23.37° -23.37° -23.38°
Moon 7:06 AM EST   4:58 PM EST
Length of Visible Light 10h 07m
Length of Day
9h 03m
Waning Crescent, 0% of the Moon is Illuminated
Dec 17
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter