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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 7:04 AM EST 11:38 AM EST 4:12 PM EST
Civil Twilight 6:32 AM EST   4:44 PM EST
Nautical Twilight 5:57 AM EST   5:19 PM EST
Astronomical Twilight 5:23 AM EST   5:53 PM EST
Altitude -0.8° 24.5° -0.8°
Azimuth 121.2° 180.0° 238.8°
Hour Angle of the Sun 68.4° 68.4° -68.4°
Mean Anomaly of the Sun 337.16° 337.34° 337.53°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.27° -101.06° -100.85°
Sun Declination -23.03° -23.05° -23.06°
Moon 12:19 AM EST (12/11)   12:56 PM EST (12/11)
Length of Visible Light 10h 11m
Length of Day
9h 07m
Waning Crescent, 33% of the Moon is Illuminated
Dec 11
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter