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Astronomy

Dec. 16, 2017 Rise Solar Noon Set
Actual Time 7:34 AM CST 12:05 PM CST 4:35 PM CST
Civil Twilight 7:02 AM CST   5:07 PM CST
Nautical Twilight 6:26 AM CST   5:43 PM CST
Astronomical Twilight 5:51 AM CST   6:18 PM CST
Altitude -0.8° 23.6° -0.8°
Azimuth 121.9° 180.0° 238.1°
Hour Angle of the Sun 67.6° 67.6° -67.6°
Mean Anomaly of the Sun 342.15° 342.33° 342.52°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -95.68° -95.47° -95.27°
Sun Declination -23.33° -23.34° -23.35°
Moon 5:50 AM CST   3:55 PM CST
Length of Visible Light 10h 05m
Length of Day
9h 00m
Waning Crescent, 3% of the Moon is Illuminated
Dec 16
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter