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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 5:25 AM MDT 12:52 PM MDT 8:19 PM MDT
Civil Twilight 4:49 AM MDT   8:54 PM MDT
Nautical Twilight 4:04 AM MDT   9:39 PM MDT
Astronomical Twilight 3:10 AM MDT   10:33 PM MDT
Altitude -0.8° 61.5° -0.8°
Azimuth 61.8° 180.0° 298.0°
Hour Angle of the Sun 111.9° 111.8° -111.7°
Mean Anomaly of the Sun 205.57° 205.88° 206.18°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.37° 130.68° 130.98°
Sun Declination 18.27° 18.20° 18.12°
Moon 8:17 PM MDT (7/31)   5:47 AM MDT (7/31)
Length of Visible Light 16h 04m
Length of Day
14h 54m
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