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Astronomy

May. 22, 2017 Rise Solar Noon Set
Actual Time 5:39 AM MDT 12:57 PM MDT 8:16 PM MDT
Civil Twilight 5:08 AM MDT   8:47 PM MDT
Nautical Twilight 4:29 AM MDT   9:26 PM MDT
Astronomical Twilight 3:45 AM MDT   10:10 PM MDT
Altitude -0.8° 70.6° -0.8°
Azimuth 62.1° 180.0° 298.1°
Hour Angle of the Sun 109.5° 109.5° -109.6°
Mean Anomaly of the Sun 137.06° 137.36° 137.66°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 59.46° 59.77° 60.07°
Sun Declination 20.47° 20.53° 20.59°
Moon 3:50 AM MDT   4:39 PM MDT
Length of Visible Light 15h 38m
Length of Day
14h 36m
Waning Crescent, 12% of the Moon is Illuminated
May 22
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter