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Astronomy

Dec. 13, 2019 Rise Solar Noon Set
Actual Time 7:57 AM EST 12:38 PM EST 5:18 PM EST
Civil Twilight 7:27 AM EST   5:49 PM EST
Nautical Twilight 6:53 AM EST   6:23 PM EST
Astronomical Twilight 6:20 AM EST   6:56 PM EST
Altitude -0.8° 26.6° -0.8°
Azimuth 120.2° 180.0° 239.8°
Hour Angle of the Sun 70.1° 70.1° -70.0°
Mean Anomaly of the Sun 338.65° 338.84° 339.04°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -99.56° -99.35° -99.13°
Sun Declination -23.15° -23.16° -23.17°
Moon 6:50 PM EST (12/13)   9:16 AM EST (12/13)
Length of Visible Light 10h 21m
Length of Day
9h 20m
Waning Gibbous, 96% of the Moon is Illuminated
Dec 13
Waning Gibbous
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full