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Astronomy

Dec. 20, 2014 Rise Solar Noon Set
Actual Time 7:26 AM MST 11:48 AM MST 4:11 PM MST
Civil Twilight 6:52 AM MST   4:45 PM MST
Nautical Twilight 6:14 AM MST   5:22 PM MST
Astronomical Twilight 5:39 AM MST   5:58 PM MST
Altitude -0.8° 21.5° -0.8°
Azimuth 123.2° 180.0° 236.7°
Hour Angle of the Sun 65.7° 65.7° -65.7°
Mean Anomaly of the Sun 345.91° 346.09° 346.27°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -91.50° -91.30° -91.10°
Sun Declination -23.43° -23.43° -23.43°
Moon 5:40 AM MST   3:28 PM MST
Length of Visible Light 9h 53m
Length of Day
8h 45m
Waning Crescent, 2% of the Moon is Illuminated
Dec 20
Waning Crescent
Dec 21
New
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter