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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 5:49 AM MDT 1:29 PM MDT 9:10 PM MDT
Civil Twilight 5:12 AM MDT   9:47 PM MDT
Nautical Twilight 4:24 AM MDT   10:35 PM MDT
Astronomical Twilight 3:22 AM MDT   11:38 PM MDT
Altitude -0.8° 64.1° -0.8°
Azimuth 58.0° 180.0° 302.2°
Hour Angle of the Sun 115.0° 115.1° -115.2°
Mean Anomaly of the Sun 138.05° 138.37° 138.68°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 60.48° 60.80° 61.12°
Sun Declination 20.67° 20.73° 20.78°
Moon 4:52 AM MDT   6:32 PM MDT
Length of Visible Light 16h 34m
Length of Day
15h 20m
Waning Crescent, 9% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter