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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:40 AM MDT 12:56 PM MDT 8:14 PM MDT
Civil Twilight 5:09 AM MDT   8:45 PM MDT
Nautical Twilight 4:30 AM MDT   9:24 PM MDT
Astronomical Twilight 3:47 AM MDT   10:07 PM MDT
Altitude -0.8° 70.5° -0.8°
Azimuth 62.4° 180.0° 297.8°
Hour Angle of the Sun 109.2° 109.2° -109.3°
Mean Anomaly of the Sun 136.12° 136.41° 136.71°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.43° 58.74° 59.04°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:31 PM MDT   3:09 AM MDT
Length Of Visible Light 15h 36m
Length of Day
14h 33m
Waxing Gibbous, 82% 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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