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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:06 AM MST 12:19 PM MST 5:33 PM MST
Civil Twilight 6:39 AM MST   6:00 PM MST
Nautical Twilight 6:09 AM MST   6:30 PM MST
Astronomical Twilight 5:39 AM MST   7:00 PM MST
Altitude -0.8° 37.4° -0.8°
Azimuth 110.8° 180.0° 249.3°
Hour Angle of the Sun 78.3° 78.3° -78.4°
Mean Anomaly of the Sun 27.29° 27.50° 27.72°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.17° -45.95° -45.72°
Sun Declination -17.36° -17.30° -17.24°
Moon 3:02 PM MST (1/31)   4:28 AM MST (1/31)
Length of Visible Light 11h 20m
Length of Day
10h 26m
Waxing Gibbous, 93% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter