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Astronomy

Dec. 12, 2019 Rise Solar Noon Set
Actual Time 7:05 AM MST 12:06 PM MST 5:07 PM MST
Civil Twilight 6:38 AM MST   5:34 PM MST
Nautical Twilight 6:08 AM MST   6:05 PM MST
Astronomical Twilight 5:37 AM MST   6:35 PM MST
Altitude -0.8° 34.1° -0.8°
Azimuth 117.2° 180.0° 242.8°
Hour Angle of the Sun 75.2° 75.2° -75.2°
Mean Anomaly of the Sun 337.71° 337.92° 338.13°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -100.61° -100.38° -100.15°
Sun Declination -23.08° -23.09° -23.11°
Moon 5:48 PM MST   7:27 AM MST
Length of Visible Light 10h 56m
Length of Day
10h 01m
Full, 100% of the Moon is Illuminated
Dec 12
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full