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Astronomy

Apr. 21, 2015 Rise Solar Noon Set
Actual Time 6:14 AM MDT 12:59 PM MDT 7:44 PM MDT
Civil Twilight 5:46 AM MDT   8:12 PM MDT
Nautical Twilight 5:11 AM MDT   8:47 PM MDT
Astronomical Twilight 4:35 AM MDT   9:23 PM MDT
Altitude -0.8° 62.2° -0.8°
Azimuth 73.8° 180.0° 286.5°
Hour Angle of the Sun 101.2° 101.3° -101.4°
Mean Anomaly of the Sun 106.06° 106.34° 106.61°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 28.95° 29.21° 29.47°
Sun Declination 11.85° 11.94° 12.04°
Moon 8:34 AM MDT   11:08 PM MDT
Length of Visible Light 14h 26m
Length of Day
13h 30m
Waxing Crescent, 9% of the Moon is Illuminated
Apr 21
Waxing Crescent
Apr 25
First Quarter
May 3
Full
May 11
Last Quarter
May 18
New