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Astronomy

Dec. 10, 2019 Rise Solar Noon Set
Actual Time 7:16 AM MST 12:04 PM MST 4:51 PM MST
Civil Twilight 6:46 AM MST   5:21 PM MST
Nautical Twilight 6:13 AM MST   5:54 PM MST
Astronomical Twilight 5:41 AM MST   6:26 PM MST
Altitude -0.8° 29.1° -0.8°
Azimuth 118.8° 180.0° 241.1°
Hour Angle of the Sun 72.0° 72.0° -71.9°
Mean Anomaly of the Sun 335.75° 335.95° 336.14°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -102.81° -102.59° -102.37°
Sun Declination -22.91° -22.93° -22.95°
Moon 4:03 PM MST   5:32 AM MST
Length of Visible Light 10h 34m
Length of Day
9h 35m
Waxing Gibbous, 97% of the Moon is Illuminated
Dec 10
Waxing Gibbous
Dec 12
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter