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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 6:10 AM MDT 1:25 PM MDT 8:40 PM MDT
Civil Twilight 5:39 AM MDT   9:11 PM MDT
Nautical Twilight 5:01 AM MDT   9:49 PM MDT
Astronomical Twilight 4:19 AM MDT   10:31 PM MDT
Altitude -0.8° 72.1° -0.8°
Azimuth 62.4° 180.0° 297.8°
Hour Angle of the Sun 108.8° 108.8° -108.9°
Mean Anomaly of the Sun 138.07° 138.37° 138.66°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.49° 60.79° 61.10°
Sun Declination 20.67° 20.72° 20.78°
Moon 4:55 AM MDT   6:17 PM MDT
Length of Visible Light 15h 31m
Length of Day
14h 30m
Waning Crescent, 6% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter