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Astronomy

Jan. 31, 2015 Rise Solar Noon Set
Actual Time 7:36 AM MST 12:26 PM MST 5:17 PM MST
Civil Twilight 7:04 AM MST   5:49 PM MST
Nautical Twilight 6:28 AM MST   6:24 PM MST
Astronomical Twilight 5:53 AM MST   6:59 PM MST
Altitude -0.8° 26.8° -0.8°
Azimuth 114.4° 180.0° 245.7°
Hour Angle of the Sun 72.5° 72.6° -72.6°
Mean Anomaly of the Sun 27.31° 27.51° 27.71°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -46.15° -45.94° -45.74°
Sun Declination -17.36° -17.30° -17.25°
Moon 2:43 PM MST   5:02 AM MST
Length of Visible Light 10h 44m
Length of Day
9h 40m
Waxing Gibbous, 90% of the Moon is Illuminated
Jan 31
Waxing Gibbous
Feb 3
Full
Feb 11
Last Quarter
Feb 18
New
Feb 25
First Quarter