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Astronomy

Dec. 16, 2019 Rise Solar Noon Set
Actual Time 8:04 AM MST 12:14 PM MST 4:23 PM MST
Civil Twilight 7:27 AM MST   5:00 PM MST
Nautical Twilight 6:47 AM MST   5:40 PM MST
Astronomical Twilight 6:09 AM MST   6:19 PM MST
Altitude -0.8° 18.1° -0.8°
Azimuth 125.6° 180.0° 234.4°
Hour Angle of the Sun 62.3° 62.3° -62.3°
Mean Anomaly of the Sun 341.70° 341.87° 342.04°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.15° -95.96° -95.77°
Sun Declination -23.32° -23.32° -23.33°
Moon 9:29 PM MST   11:45 AM MST
Length of Visible Light 9h 32m
Length of Day
8h 18m
Waning Gibbous, 81% of the Moon is Illuminated
Dec 16
Waning Gibbous
Dec 18
Last Quarter
Dec 26
New
Jan 2
First Quarter
Jan 10
Full