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Astronomy

May. 22, 2017 Rise Solar Noon Set
Actual Time 5:33 AM MDT 1:05 PM MDT 8:38 PM MDT
Civil Twilight 4:58 AM MDT   9:13 PM MDT
Nautical Twilight 4:13 AM MDT   9:59 PM MDT
Astronomical Twilight 3:18 AM MDT   10:53 PM MDT
Altitude -0.8° 65.7° -0.8°
Azimuth 59.5° 180.0° 300.7°
Hour Angle of the Sun 113.1° 113.2° -113.3°
Mean Anomaly of the Sun 137.06° 137.37° 137.68°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 59.46° 59.77° 60.09°
Sun Declination 20.47° 20.53° 20.59°
Moon 3:56 AM MDT   4:50 PM MDT
Length of Visible Light 16h 15m
Length of Day
15h 05m
Waning Crescent, 13% of the Moon is Illuminated
May 22
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter