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Astronomy

Dec. 15, 2017 Rise Solar Noon Set
Actual Time 7:52 AM EST 12:32 PM EST 5:12 PM EST
Civil Twilight 7:22 AM EST   5:43 PM EST
Nautical Twilight 6:47 AM EST   6:17 PM EST
Astronomical Twilight 6:14 AM EST   6:50 PM EST
Altitude -0.8° 26.6° -0.8°
Azimuth 120.3° 180.0° 239.7°
Hour Angle of the Sun 70.0° 70.0° -70.0°
Mean Anomaly of the Sun 341.13° 341.32° 341.52°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.82° -96.61° -96.39°
Sun Declination -23.29° -23.30° -23.31°
Moon 5:13 AM EST   3:54 PM EST
Length of Visible Light 10h 21m
Length of Day
9h 20m
Waning Crescent, 6% of the Moon is Illuminated
Dec 15
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter