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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:34 AM MDT 12:51 PM MDT 8:10 PM MDT
Civil Twilight 5:02 AM MDT   8:41 PM MDT
Nautical Twilight 4:23 AM MDT   9:21 PM MDT
Astronomical Twilight 3:39 AM MDT   10:05 PM MDT
Altitude -0.8° 70.1° -0.8°
Azimuth 62.2° 180.0° 298.0°
Hour Angle of the Sun 109.5° 109.5° -109.6°
Mean Anomaly of the Sun 136.11° 136.41° 136.71°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.43° 58.73° 59.04°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:26 PM MDT   3:03 AM MDT
Length Of Visible Light 15h 39m
Length of Day
14h 36m
Waxing Gibbous, 84% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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