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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:02 AM MST 12:06 PM MST 5:11 PM MST
Civil Twilight 6:33 AM MST   5:40 PM MST
Nautical Twilight 6:01 AM MST   6:12 PM MST
Astronomical Twilight 5:29 AM MST   6:44 PM MST
Altitude -0.8° 33.0° -0.8°
Azimuth 112.1° 180.0° 248.1°
Hour Angle of the Sun 76.1° 76.2° -76.2°
Mean Anomaly of the Sun 27.28° 27.49° 27.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.17° -45.96° -45.74°
Sun Declination -17.37° -17.31° -17.25°
Moon 2:38 PM MST   4:24 AM MST
Length of Visible Light 11h 06m
Length of Day
10h 09m
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