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Astronomy

May. 22, 2017 Rise Solar Noon Set
Actual Time 5:21 AM MDT 1:17 PM MDT 9:15 PM MDT
Civil Twilight 4:39 AM MDT   9:58 PM MDT
Nautical Twilight 3:39 AM MDT   10:57 PM MDT
Astronomical Twilight 1:56 AM MDT   12:47 AM MDT
Altitude -0.8° 59.5° -0.8°
Azimuth 54.9° 180.0° 305.3°
Hour Angle of the Sun 119.1° 119.2° -119.3°
Mean Anomaly of the Sun 137.05° 137.38° 137.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 59.45° 59.78° 60.12°
Sun Declination 20.47° 20.53° 20.60°
Moon 4:07 AM MDT (5/22)   5:08 PM MDT (5/22)
Length of Visible Light 17h 18m
Length of Day
15h 53m
Waning Crescent, 10% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter