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Astronomy

Dec. 17, 2017 Rise Solar Noon Set
Actual Time 7:02 AM CST 11:56 AM CST 4:50 PM CST
Civil Twilight 6:34 AM CST   5:18 PM CST
Nautical Twilight 6:02 AM CST   5:50 PM CST
Astronomical Twilight 5:31 AM CST   6:21 PM CST
Altitude -0.8° 31.5° -0.8°
Azimuth 118.4° 180.0° 241.6°
Hour Angle of the Sun 73.4° 73.4° -73.4°
Mean Anomaly of the Sun 343.11° 343.31° 343.51°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -94.60° -94.37° -94.15°
Sun Declination -23.37° -23.37° -23.38°
Moon 6:17 AM CST   4:45 PM CST
Length of Visible Light 10h 44m
Length of Day
9h 47m
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