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Astronomy

Dec. 16, 2018 Rise Solar Noon Set
Actual Time 7:34 AM EST 12:31 PM EST 5:27 PM EST
Civil Twilight 7:06 AM EST   5:55 PM EST
Nautical Twilight 6:35 AM EST   6:26 PM EST
Astronomical Twilight 6:04 AM EST   6:57 PM EST
Altitude -0.8° 32.4° -0.8°
Azimuth 118.0° 180.0° 242.0°
Hour Angle of the Sun 74.0° 74.0° -74.0°
Mean Anomaly of the Sun 341.85° 342.05° 342.25°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.00° -95.77° -95.54°
Sun Declination -23.32° -23.33° -23.34°
Moon 1:38 PM EST   1:03 AM EST
Length of Visible Light 10h 48m
Length of Day
9h 52m
First Quarter, 60% of the Moon is Illuminated
Dec 16
First Quarter
Dec 22
Full
Dec 29
Last Quarter
Jan 5
New
Jan 14
First Quarter