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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 7:12 AM EST 12:13 PM EST 5:14 PM EST
Civil Twilight 6:45 AM EST   5:41 PM EST
Nautical Twilight 6:14 AM EST   6:12 PM EST
Astronomical Twilight 5:44 AM EST   6:42 PM EST
Altitude -0.8° 34.0° -0.8°
Azimuth 117.2° 180.0° 242.8°
Hour Angle of the Sun 75.1° 75.1° -75.1°
Mean Anomaly of the Sun 337.16° 337.37° 337.57°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.27° -101.04° -100.81°
Sun Declination -23.03° -23.05° -23.06°
Moon 12:59 AM EST (12/11)   1:31 PM EST (12/11)
Length of Visible Light 10h 55m
Length of Day
10h 01m
Waning Crescent, 32% of the Moon is Illuminated
Dec 11
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter