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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:22 AM MST 12:18 PM MST 5:15 PM MST
Civil Twilight 6:51 AM MST   5:45 PM MST
Nautical Twilight 6:17 AM MST   6:19 PM MST
Astronomical Twilight 5:44 AM MST   6:53 PM MST
Altitude -0.8° 29.3° -0.8°
Azimuth 113.4° 180.0° 246.8°
Hour Angle of the Sun 74.1° 74.1° -74.2°
Mean Anomaly of the Sun 27.30° 27.50° 27.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.16° -45.95° -45.74°
Sun Declination -17.36° -17.30° -17.25°
Moon 2:41 PM MST   4:46 AM MST
Length of Visible Light 10h 53m
Length of Day
9h 52m
Waxing Gibbous, 92% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter