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Astronomy

Dec. 13, 2019 Rise Solar Noon Set
Actual Time 7:18 AM CST 11:48 AM CST 4:18 PM CST
Civil Twilight 6:46 AM CST   4:51 PM CST
Nautical Twilight 6:10 AM CST   5:27 PM CST
Astronomical Twilight 5:35 AM CST   6:02 PM CST
Altitude -0.8° 23.4° -0.8°
Azimuth 121.8° 180.0° 238.1°
Hour Angle of the Sun 67.5° 67.5° -67.5°
Mean Anomaly of the Sun 338.67° 338.85° 339.04°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -99.55° -99.34° -99.13°
Sun Declination -23.15° -23.16° -23.17°
Moon 5:50 PM CST   8:38 AM CST
Length of Visible Light 10h 05m
Length of Day
8h 59m
Full, 98% of the Moon is Illuminated
Dec 13
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full