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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 7:07 AM EST 11:51 AM EST 4:34 PM EST
Civil Twilight 6:37 AM EST   5:04 PM EST
Nautical Twilight 6:04 AM EST   5:38 PM EST
Astronomical Twilight 5:31 AM EST   6:10 PM EST
Altitude -0.8° 27.6° -0.8°
Azimuth 119.6° 180.0° 240.3°
Hour Angle of the Sun 70.8° 70.8° -70.8°
Mean Anomaly of the Sun 337.16° 337.35° 337.55°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.27° -101.05° -100.84°
Sun Declination -23.03° -23.05° -23.06°
Moon 12:33 AM EST   1:09 PM EST
Length of Visible Light 10h 26m
Length of Day
9h 26m
Last Quarter, 38% of the Moon is Illuminated
Dec 11
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter