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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 7:53 AM EST 12:28 PM EST 5:02 PM EST
Civil Twilight 7:22 AM EST   5:34 PM EST
Nautical Twilight 6:46 AM EST   6:09 PM EST
Astronomical Twilight 6:12 AM EST   6:43 PM EST
Altitude -0.8° 24.7° -0.8°
Azimuth 121.0° 180.0° 238.9°
Hour Angle of the Sun 68.6° 68.6° -68.6°
Mean Anomaly of the Sun 337.19° 337.38° 337.57°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.24° -101.03° -100.82°
Sun Declination -23.03° -23.05° -23.06°
Moon 1:11 AM EST   1:47 PM EST
Length of Visible Light 10h 12m
Length of Day
9h 09m
Last Quarter, 41% of the Moon is Illuminated
Dec 11
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter