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Astronomy

Dec. 11, 2019 Rise Solar Noon Set
Actual Time 7:11 AM MST 11:41 AM MST 4:10 PM MST
Civil Twilight 6:38 AM MST   4:43 PM MST
Nautical Twilight 6:02 AM MST   5:19 PM MST
Astronomical Twilight 5:27 AM MST   5:54 PM MST
Altitude -0.8° 23.3° -0.8°
Azimuth 121.8° 180.0° 238.2°
Hour Angle of the Sun 67.4° 67.4° -67.4°
Mean Anomaly of the Sun 336.73° 336.92° 337.10°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -101.71° -101.51° -101.30°
Sun Declination -23.00° -23.01° -23.03°
Moon 4:03 PM MST (12/11)   6:27 AM MST (12/11)
Length of Visible Light 10h 04m
Length of Day
8h 59m
Full, 100% of the Moon is Illuminated
Dec 11
Full
Dec 12
Full
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter