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Astronomy

Jul. 20, 2017 Rise Solar Noon Set
Actual Time 5:48 AM MDT 1:35 PM MDT 9:21 PM MDT
Civil Twilight 5:09 AM MDT   10:00 PM MDT
Nautical Twilight 4:16 AM MDT   10:53 PM MDT
Astronomical Twilight 3:04 AM MDT   12:04 AM MDT
Altitude -0.8° 61.9° -0.8°
Azimuth 56.8° 180.0° 303.0°
Hour Angle of the Sun 116.7° 116.6° -116.5°
Mean Anomaly of the Sun 195.22° 195.54° 195.86°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 120.05° 120.37° 120.70°
Sun Declination 20.57° 20.50° 20.44°
Moon 3:11 AM MDT (7/20)   6:43 PM MDT (7/20)
Length of Visible Light 16h 51m
Length of Day
15h 33m
Waning Crescent, 8% of the Moon is Illuminated
Jul 20
Waning Crescent
Jul 23
New
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter