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Astronomy

Apr. 21, 2015 Rise Solar Noon Set
Actual Time 6:25 AM MDT 1:10 PM MDT 7:56 PM MDT
Civil Twilight 5:56 AM MDT   8:24 PM MDT
Nautical Twilight 5:22 AM MDT   8:59 PM MDT
Astronomical Twilight 4:46 AM MDT   9:35 PM MDT
Altitude -0.8° 61.9° -0.8°
Azimuth 73.7° 180.0° 286.5°
Hour Angle of the Sun 101.3° 101.4° -101.5°
Mean Anomaly of the Sun 106.07° 106.34° 106.62°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 28.95° 29.22° 29.48°
Sun Declination 11.85° 11.95° 12.04°
Moon 8:45 AM MDT   11:21 PM MDT
Length of Visible Light 14h 27m
Length of Day
13h 30m
Waxing Crescent, 8% of the Moon is Illuminated
Apr 21
Waxing Crescent
Apr 25
First Quarter
May 3
Full
May 11
Last Quarter
May 18
New