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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 7:08 AM EST 11:58 AM EST 4:48 PM EST
Civil Twilight 6:39 AM EST   5:17 PM EST
Nautical Twilight 6:07 AM EST   5:50 PM EST
Astronomical Twilight 5:35 AM EST   6:21 PM EST
Altitude -0.8° 29.9° -0.8°
Azimuth 118.6° 180.0° 241.3°
Hour Angle of the Sun 72.5° 72.5° -72.4°
Mean Anomaly of the Sun 337.16° 337.36° 337.56°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.27° -101.05° -100.83°
Sun Declination -23.03° -23.05° -23.06°
Moon 12:42 AM EST   1:16 PM EST
Length Of Visible Light 10h 37m
Length of Day
9h 39m
Waning Crescent, 34% of the Moon is Illuminated
Dec 11
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter