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Astronomy

Apr. 23, 2017 Rise Solar Noon Set
Actual Time 6:29 AM MDT 1:28 PM MDT 8:27 PM MDT
Civil Twilight 5:57 AM MDT   9:00 PM MDT
Nautical Twilight 5:17 AM MDT   9:39 PM MDT
Astronomical Twilight 4:34 AM MDT   10:23 PM MDT
Altitude -0.8° 56.8° -0.8°
Azimuth 70.7° 180.0° 289.6°
Hour Angle of the Sun 104.7° 104.8° -105.0°
Mean Anomaly of the Sun 108.51° 108.80° 109.09°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 31.31° 31.59° 31.86°
Sun Declination 12.69° 12.79° 12.89°
Moon 5:18 AM MDT (4/23)   5:12 PM MDT (4/23)
Length of Visible Light 15h 02m
Length of Day
13h 58m
Waning Crescent, 8% of the Moon is Illuminated
Apr 23
Waning Crescent
Apr 26
New
May 2
First Quarter
May 10
Full
May 18
Last Quarter