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Astronomy

Apr. 30, 2017 Rise Solar Noon Set
Actual Time 5:48 AM MDT 12:48 PM MDT 7:49 PM MDT
Civil Twilight 5:17 AM MDT   8:20 PM MDT
Nautical Twilight 4:40 AM MDT   8:57 PM MDT
Astronomical Twilight 4:00 AM MDT   9:38 PM MDT
Altitude -0.8° 62.9° -0.8°
Azimuth 68.9° 180.0° 291.4°
Hour Angle of the Sun 105.1° 105.2° -105.3°
Mean Anomaly of the Sun 115.39° 115.67° 115.96°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 37.91° 38.19° 38.47°
Sun Declination 14.91° 15.00° 15.09°
Moon 9:39 AM MDT (4/30)   No Moon Set
Length of Visible Light 15h 02m
Length of Day
14h 01m
Waxing Crescent, 29% of the Moon is Illuminated
May 1
Waxing Crescent
May 2
First Quarter
May 10
Full
May 18
Last Quarter
May 25
New