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Astronomy

Dec. 17, 2017 Rise Solar Noon Set
Actual Time 6:49 AM CST 11:51 AM CST 4:52 PM CST
Civil Twilight 6:22 AM CST   5:20 PM CST
Nautical Twilight 5:51 AM CST   5:50 PM CST
Astronomical Twilight 5:21 AM CST   6:20 PM CST
Altitude -0.8° 34.6° -0.8°
Azimuth 117.3° 180.0° 242.7°
Hour Angle of the Sun 75.4° 75.4° -75.4°
Mean Anomaly of the Sun 343.10° 343.31° 343.51°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -94.61° -94.38° -94.14°
Sun Declination -23.37° -23.37° -23.38°
Moon 6:05 AM CST   4:46 PM CST
Length of Visible Light 10h 57m
Length of Day
10h 03m
Waning Crescent, 1% of the Moon is Illuminated
Dec 17
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter