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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 6:28 AM EST 12:00 PM EST 5:32 PM EST
Civil Twilight 6:04 AM EST   5:56 PM EST
Nautical Twilight 5:37 AM EST   6:23 PM EST
Astronomical Twilight 5:10 AM EST   6:50 PM EST
Altitude -0.8° 49.0° -0.8°
Azimuth 114.0° 180.0° 246.0°
Hour Angle of the Sun 83.1° 83.0° -83.0°
Mean Anomaly of the Sun 337.13° 337.36° 337.59°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.30° -101.05° -100.79°
Sun Declination -23.03° -23.05° -23.06°
Moon 12:49 AM EST (12/11)   1:17 PM EST (12/11)
Length of Visible Light 11h 51m
Length of Day
11h 04m
Waning Crescent, 32% of the Moon is Illuminated
Dec 11
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter