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Astronomy

Jul. 31, 2016 Rise Solar Noon Set
Actual Time 5:59 AM MDT 1:05 PM MDT 8:10 PM MDT
Civil Twilight 5:29 AM MDT   8:40 PM MDT
Nautical Twilight 4:53 AM MDT   9:16 PM MDT
Astronomical Twilight 4:13 AM MDT   9:55 PM MDT
Altitude -0.8° 69.1° -0.8°
Azimuth 65.8° 180.0° 294.0°
Hour Angle of the Sun 106.4° 106.4° -106.3°
Mean Anomaly of the Sun 206.32° 206.62° 206.91°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 131.13° 131.42° 131.71°
Sun Declination 18.08° 18.01° 17.93°
Moon 3:50 AM MDT   6:25 PM MDT
Length of Visible Light 15h 10m
Length of Day
14h 10m
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