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Astronomy

Jul. 31, 2016 Rise Solar Noon Set
Actual Time 6:25 AM MDT 1:32 PM MDT 8:39 PM MDT
Civil Twilight 5:55 AM MDT   9:09 PM MDT
Nautical Twilight 5:18 AM MDT   9:45 PM MDT
Astronomical Twilight 4:38 AM MDT   10:26 PM MDT
Altitude -0.8° 68.5° -0.8°
Azimuth 65.5° 180.0° 294.3°
Hour Angle of the Sun 106.8° 106.7° -106.6°
Mean Anomaly of the Sun 206.34° 206.63° 206.93°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 131.15° 131.44° 131.73°
Sun Declination 18.08° 18.00° 17.93°
Moon 4:17 AM MDT   6:55 PM MDT
Length of Visible Light 15h 13m
Length of Day
14h 13m
Waning Crescent, 8% of the Moon is Illuminated
Jul 31
Waning Crescent
Aug 2
New
Aug 10
First Quarter
Aug 18
Full
Aug 24
Last Quarter