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Astronomy

Dec. 12, 2019 Rise Solar Noon Set
Actual Time 7:05 AM MST 11:43 AM MST 4:22 PM MST
Civil Twilight 6:34 AM MST   4:53 PM MST
Nautical Twilight 5:59 AM MST   5:27 PM MST
Astronomical Twilight 5:26 AM MST   6:01 PM MST
Altitude -0.8° 26.0° -0.8°
Azimuth 120.4° 180.0° 239.5°
Hour Angle of the Sun 69.6° 69.6° -69.6°
Mean Anomaly of the Sun 337.71° 337.90° 338.09°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -100.62° -100.40° -100.19°
Sun Declination -23.08° -23.09° -23.11°
Moon 5:01 PM MST   7:25 AM MST
Length of Visible Light 10h 18m
Length of Day
9h 16m
Full, 100% of the Moon is Illuminated
Dec 12
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full