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Astronomy

May. 22, 2017 Rise Solar Noon Set
Actual Time 5:39 AM MDT 1:13 PM MDT 8:47 PM MDT
Civil Twilight 5:04 AM MDT   9:22 PM MDT
Nautical Twilight 4:19 AM MDT   10:08 PM MDT
Astronomical Twilight 3:24 AM MDT   11:03 PM MDT
Altitude -0.8° 65.5° -0.8°
Azimuth 59.3° 180.0° 300.8°
Hour Angle of the Sun 113.3° 113.4° -113.5°
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° 59.78° 60.10°
Sun Declination 20.47° 20.53° 20.59°
Moon 4:04 AM MDT   4:58 PM MDT
Length of Visible Light 16h 17m
Length of Day
15h 07m
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