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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 6:11 AM MDT 1:09 PM MDT 8:08 PM MDT
Civil Twilight 5:43 AM MDT   8:36 PM MDT
Nautical Twilight 5:08 AM MDT   9:09 PM MDT
Astronomical Twilight 4:32 AM MDT   9:46 PM MDT
Altitude -0.8° 72.8° -0.8°
Azimuth 66.7° 180.0° 293.1°
Hour Angle of the Sun 104.7° 104.6° -104.6°
Mean Anomaly of the Sun 205.60° 205.89° 206.18°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.41° 130.69° 130.97°
Sun Declination 18.27° 18.19° 18.12°
Moon 8:16 PM MDT (7/31)   6:27 AM MDT (7/31)
Length of Visible Light 14h 52m
Length of Day
13h 56m
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