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Astronomy

Jul. 28, 2017 Rise Solar Noon Set
Actual Time 5:56 AM MDT 1:11 PM MDT 8:25 PM MDT
Civil Twilight 5:24 AM MDT   8:56 PM MDT
Nautical Twilight 4:45 AM MDT   9:35 PM MDT
Astronomical Twilight 4:01 AM MDT   10:19 PM MDT
Altitude -0.8° 67.5° -0.8°
Azimuth 63.7° 180.0° 296.1°
Hour Angle of the Sun 108.7° 108.6° -108.5°
Mean Anomaly of the Sun 203.11° 203.41° 203.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 127.97° 128.26° 128.56°
Sun Declination 18.87° 18.80° 18.72°
Moon 11:43 AM MDT   11:43 PM MDT
Length of Visible Light 15h 31m
Length of Day
14h 28m
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