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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 6:55 AM MST 11:58 AM MST 5:03 PM MST
Civil Twilight 6:26 AM MST   5:31 PM MST
Nautical Twilight 5:54 AM MST   6:04 PM MST
Astronomical Twilight 5:22 AM MST   6:36 PM MST
Altitude -0.8° 32.6° -0.8°
Azimuth 112.2° 180.0° 247.9°
Hour Angle of the Sun 75.9° 76.0° -76.0°
Mean Anomaly of the Sun 27.28° 27.49° 27.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.18° -45.96° -45.75°
Sun Declination -17.37° -17.31° -17.25°
Moon 2:30 PM MST   4:17 AM MST
Length of Visible Light 11h 05m
Length of Day
10h 07m
Waxing Gibbous, 88% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter