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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 5:55 AM MDT 1:11 PM MDT 8:27 PM MDT
Civil Twilight 5:23 AM MDT   8:59 PM MDT
Nautical Twilight 4:42 AM MDT   9:39 PM MDT
Astronomical Twilight 3:57 AM MDT   10:24 PM MDT
Altitude -0.8° 65.4° -0.8°
Azimuth 63.8° 180.0° 296.0°
Hour Angle of the Sun 109.1° 109.0° -108.9°
Mean Anomaly of the Sun 205.59° 205.89° 206.19°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.39° 130.69° 130.98°
Sun Declination 18.27° 18.19° 18.12°
Moon 8:30 PM MDT (7/31)   6:15 AM MDT (7/31)
Length of Visible Light 15h 36m
Length of Day
14h 31m
Waxing Gibbous, 99% of the Moon is Illuminated
Jul 31
Waxing Gibbous
Aug 6
Last Quarter
Aug 14
New
Aug 22
First Quarter
Aug 29
Full