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Astronomy

Dec. 16, 2017 Rise Solar Noon Set
Actual Time 7:47 AM CST 12:23 PM CST 4:59 PM CST
Civil Twilight 7:16 AM CST   5:31 PM CST
Nautical Twilight 6:41 AM CST   6:05 PM CST
Astronomical Twilight 6:07 AM CST   6:39 PM CST
Altitude -0.8° 25.3° -0.8°
Azimuth 121.0° 180.0° 239.0°
Hour Angle of the Sun 69.0° 69.0° -69.0°
Mean Anomaly of the Sun 342.16° 342.34° 342.53°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -95.67° -95.46° -95.25°
Sun Declination -23.33° -23.34° -23.35°
Moon 6:05 AM CST   4:19 PM CST
Length of Visible Light 10h 14m
Length of Day
9h 12m
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