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Astronomy

Jul. 28, 2017 Rise Solar Noon Set
Actual Time 6:12 AM MDT 1:18 PM MDT 8:24 PM MDT
Civil Twilight 5:43 AM MDT   8:53 PM MDT
Nautical Twilight 5:07 AM MDT   9:29 PM MDT
Astronomical Twilight 4:28 AM MDT   10:08 PM MDT
Altitude -0.8° 71.0° -0.8°
Azimuth 65.1° 180.0° 294.7°
Hour Angle of the Sun 106.5° 106.4° -106.4°
Mean Anomaly of the Sun 203.12° 203.41° 203.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 127.98° 128.27° 128.56°
Sun Declination 18.86° 18.79° 18.72°
Moon 11:50 AM MDT   11:53 PM MDT
Length of Visible Light 15h 10m
Length of Day
14h 11m
Waxing Crescent, 31% of the Moon is Illuminated
Jul 28
Waxing Crescent
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter
Aug 21
New