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Astronomy

Dec. 16, 2017 Rise Solar Noon Set
Actual Time 7:34 AM EST 12:19 PM EST 5:05 PM EST
Civil Twilight 7:04 AM EST   5:34 PM EST
Nautical Twilight 6:31 AM EST   6:07 PM EST
Astronomical Twilight 5:59 AM EST   6:39 PM EST
Altitude -0.8° 28.4° -0.8°
Azimuth 119.5° 180.0° 240.5°
Hour Angle of the Sun 71.4° 71.3° -71.3°
Mean Anomaly of the Sun 342.10° 342.30° 342.50°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -95.73° -95.51° -95.29°
Sun Declination -23.33° -23.34° -23.35°
Moon 5:52 AM EST   4:20 PM EST
Length of Visible Light 10h 30m
Length of Day
9h 30m
Waning Crescent, 3% of the Moon is Illuminated
Dec 16
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter