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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 6:14 AM MDT 1:25 PM MDT 8:36 PM MDT
Civil Twilight 5:44 AM MDT   9:06 PM MDT
Nautical Twilight 5:07 AM MDT   9:43 PM MDT
Astronomical Twilight 4:27 AM MDT   10:23 PM MDT
Altitude -0.8° 73.6° -0.8°
Azimuth 63.0° 180.0° 297.1°
Hour Angle of the Sun 107.8° 107.8° -107.9°
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 4:56 AM MDT (5/23)   6:15 PM MDT (5/23)
Length of Visible Light 15h 22m
Length of Day
14h 22m
Waning Crescent, 4% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter