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Astronomy

Jul. 20, 2017 Rise Solar Noon Set
Actual Time 6:14 AM MDT 1:12 PM MDT 8:09 PM MDT
Civil Twilight 5:46 AM MDT   8:37 PM MDT
Nautical Twilight 5:13 AM MDT   9:09 PM MDT
Astronomical Twilight 4:38 AM MDT   9:45 PM MDT
Altitude -0.8° 78.7° -0.8°
Azimuth 65.0° 180.0° 294.8°
Hour Angle of the Sun 104.5° 104.5° -104.4°
Mean Anomaly of the Sun 195.24° 195.52° 195.81°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 120.07° 120.36° 120.65°
Sun Declination 20.56° 20.51° 20.45°
Moon 3:27 AM MDT (7/20)   5:35 PM MDT (7/20)
Length of Visible Light 14h 50m
Length of Day
13h 55m
Waning Crescent, 7% of the Moon is Illuminated
Jul 20
Waning Crescent
Jul 23
New
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter