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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 6:05 AM MDT 12:59 PM MDT 7:51 PM MDT
Civil Twilight 5:38 AM MDT   8:18 PM MDT
Nautical Twilight 5:06 AM MDT   8:51 PM MDT
Astronomical Twilight 4:31 AM MDT   9:25 PM MDT
Altitude -0.8° 75.5° -0.8°
Azimuth 67.5° 180.0° 292.3°
Hour Angle of the Sun 103.3° 103.3° -103.2°
Mean Anomaly of the Sun 205.60° 205.88° 206.16°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.40° 130.68° 130.96°
Sun Declination 18.27° 18.20° 18.13°
Moon 8:02 PM MDT   6:20 AM MDT
Length of Visible Light 14h 39m
Length of Day
13h 46m
Full, 100% of the Moon is Illuminated
Jul 31
Full
Aug 6
Last Quarter
Aug 14
New
Aug 22
First Quarter
Aug 29
Full