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Astronomy

Dec. 12, 2019 Rise Solar Noon Set
Actual Time 7:04 AM MST 12:05 PM MST 5:06 PM MST
Civil Twilight 6:37 AM MST   5:33 PM MST
Nautical Twilight 6:06 AM MST   6:04 PM MST
Astronomical Twilight 5:36 AM MST   6:34 PM MST
Altitude -0.8° 34.3° -0.8°
Azimuth 117.1° 180.0° 242.8°
Hour Angle of the Sun 75.3° 75.3° -75.3°
Mean Anomaly of the Sun 337.71° 337.92° 338.12°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -100.62° -100.39° -100.15°
Sun Declination -23.08° -23.09° -23.11°
Moon 5:47 PM MST (12/12)   7:25 AM MST (12/12)
Length of Visible Light 10h 56m
Length of Day
10h 02m
Full, 99% of the Moon is Illuminated
Dec 12
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full