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Astronomy

Apr. 23, 2017 Rise Solar Noon Set
Actual Time 6:20 AM MDT 1:02 PM MDT 7:44 PM MDT
Civil Twilight 5:53 AM MDT   8:11 PM MDT
Nautical Twilight 5:20 AM MDT   8:44 PM MDT
Astronomical Twilight 4:47 AM MDT   9:18 PM MDT
Altitude -0.8° 66.6° -0.8°
Azimuth 73.6° 180.0° 286.7°
Hour Angle of the Sun 100.5° 100.6° -100.7°
Mean Anomaly of the Sun 108.51° 108.78° 109.06°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 31.31° 31.57° 31.83°
Sun Declination 12.69° 12.79° 12.88°
Moon 4:45 AM MDT (4/23)   4:48 PM MDT (4/23)
Length of Visible Light 14h 18m
Length of Day
13h 24m
Waning Crescent, 9% of the Moon is Illuminated
Apr 23
Waning Crescent
Apr 26
New
May 2
First Quarter
May 10
Full
May 18
Last Quarter