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Astronomy

Dec. 21, 2014 Rise Solar Noon Set
Actual Time 7:35 AM MST 12:24 PM MST 5:13 PM MST
Civil Twilight 7:06 AM MST   5:42 PM MST
Nautical Twilight 6:34 AM MST   6:15 PM MST
Astronomical Twilight 6:02 AM MST   6:46 PM MST
Altitude -0.8° 29.8° -0.8°
Azimuth 119.1° 180.0° 240.9°
Hour Angle of the Sun 72.3° 72.3° -72.3°
Mean Anomaly of the Sun 346.90° 347.10° 347.29°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -90.39° -90.16° -89.94°
Sun Declination -23.43° -23.43° -23.43°
Moon 6:57 AM MST   5:22 PM MST
Length of Visible Light 10h 36m
Length of Day
9h 38m
Waning Crescent, 0% of the Moon is Illuminated
Dec 21
Waning Crescent
Dec 21
New
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter