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Astronomy

Dec. 13, 2019 Rise Solar Noon Set
Actual Time 7:40 AM EST 12:29 PM EST 5:18 PM EST
Civil Twilight 7:11 AM EST   5:47 PM EST
Nautical Twilight 6:38 AM EST   6:20 PM EST
Astronomical Twilight 6:06 AM EST   6:51 PM EST
Altitude -0.8° 29.6° -0.8°
Azimuth 118.9° 180.0° 241.1°
Hour Angle of the Sun 72.3° 72.2° -72.2°
Mean Anomaly of the Sun 338.64° 338.84° 339.04°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -99.58° -99.36° -99.13°
Sun Declination -23.14° -23.16° -23.17°
Moon 6:50 PM EST   8:57 AM EST
Length of Visible Light 10h 36m
Length of Day
9h 38m
Full, 99% of the Moon is Illuminated
Dec 13
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full