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Astronomy

Dec. 15, 2017 Rise Solar Noon Set
Actual Time 7:26 AM EST 12:03 PM EST 4:39 PM EST
Civil Twilight 6:55 AM EST   5:11 PM EST
Nautical Twilight 6:20 AM EST   5:45 PM EST
Astronomical Twilight 5:47 AM EST   6:19 PM EST
Altitude -0.8° 25.4° -0.8°
Azimuth 120.9° 180.0° 239.1°
Hour Angle of the Sun 69.1° 69.1° -69.1°
Mean Anomaly of the Sun 341.11° 341.30° 341.49°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.84° -96.63° -96.42°
Sun Declination -23.29° -23.30° -23.30°
Moon 4:45 AM EST   3:21 PM EST
Length of Visible Light 10h 15m
Length of Day
9h 12m
Waning Crescent, 5% of the Moon is Illuminated
Dec 15
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter