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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 6:52 AM CST 11:54 AM CST 4:55 PM CST
Civil Twilight 6:25 AM CST   5:23 PM CST
Nautical Twilight 5:54 AM CST   5:53 PM CST
Astronomical Twilight 5:24 AM CST   6:23 PM CST
Altitude -0.8° 34.6° -0.8°
Azimuth 117.0° 180.0° 242.9°
Hour Angle of the Sun 75.5° 75.4° -75.4°
Mean Anomaly of the Sun 337.19° 337.40° 337.60°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.24° -101.01° -100.77°
Sun Declination -23.03° -23.05° -23.07°
Moon 12:41 AM CST   1:12 PM CST
Length of Visible Light 10h 57m
Length of Day
10h 03m
Last Quarter, 37% of the Moon is Illuminated
Dec 11
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter