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Astronomy

Dec. 11, 2017 Rise Solar Noon Set
Actual Time 6:43 AM CST 11:52 AM CST 5:01 PM CST
Civil Twilight 6:17 AM CST   5:27 PM CST
Nautical Twilight 5:47 AM CST   5:57 PM CST
Astronomical Twilight 5:18 AM CST   6:26 PM CST
Altitude -0.8° 37.5° -0.8°
Azimuth 116.2° 180.0° 243.8°
Hour Angle of the Sun 77.2° 77.2° -77.2°
Mean Anomaly of the Sun 337.18° 337.39° 337.61°
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 12:40 AM CST   1:11 PM CST
Length of Visible Light 11h 09m
Length of Day
10h 17m
Last Quarter, 36% of the Moon is Illuminated
Dec 11
Last Quarter
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter