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Astronomy

Dec. 10, 2017 Rise Solar Noon Set
Actual Time 7:55 AM EST 12:33 PM EST 5:11 PM EST
Civil Twilight 7:24 AM EST   5:42 PM EST
Nautical Twilight 6:49 AM EST   6:17 PM EST
Astronomical Twilight 6:16 AM EST   6:50 PM EST
Altitude -0.8° 25.8° -0.8°
Azimuth 120.4° 180.0° 239.6°
Hour Angle of the Sun 69.5° 69.5° -69.5°
Mean Anomaly of the Sun 336.21° 336.40° 336.59°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -102.33° -102.12° -101.91°
Sun Declination -22.95° -22.97° -22.98°
Moon 12:13 AM EST (12/10)   1:22 PM EST (12/10)
Length of Visible Light 10h 18m
Length of Day
9h 16m
Last Quarter, 41% of the Moon is Illuminated
Dec 10
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter