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Astronomy

Dec. 17, 2017 Rise Solar Noon Set
Actual Time 7:26 AM EST 11:36 AM EST 3:47 PM EST
Civil Twilight 6:49 AM EST   4:23 PM EST
Nautical Twilight 6:09 AM EST   5:03 PM EST
Astronomical Twilight 5:31 AM EST   5:41 PM EST
Altitude -0.8° 18.4° -0.8°
Azimuth 125.4° 180.0° 234.6°
Hour Angle of the Sun 62.6° 62.6° -62.6°
Mean Anomaly of the Sun 343.08° 343.26° 343.43°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -94.63° -94.43° -94.24°
Sun Declination -23.37° -23.37° -23.38°
Moon 6:29 AM EST (12/17)   3:47 PM EST (12/17)
Length of Visible Light 9h 34m
Length of Day
8h 20m
Waning Crescent, 0% of the Moon is Illuminated
Dec 17
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter