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Astronomy

Dec. 12, 2019 Rise Solar Noon Set
Actual Time 7:24 AM MST 12:22 PM MST 5:20 PM MST
Civil Twilight 6:56 AM MST   5:47 PM MST
Nautical Twilight 6:25 AM MST   6:19 PM MST
Astronomical Twilight 5:54 AM MST   6:49 PM MST
Altitude -0.8° 33.0° -0.8°
Azimuth 117.6° 180.0° 242.4°
Hour Angle of the Sun 74.5° 74.5° -74.5°
Mean Anomaly of the Sun 337.73° 337.93° 338.13°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -100.60° -100.37° -100.14°
Sun Declination -23.08° -23.09° -23.11°
Moon 6:01 PM MST (12/12)   7:46 AM MST (12/12)
Length of Visible Light 10h 51m
Length of Day
9h 56m
Full, 99% of the Moon is Illuminated
Dec 12
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full