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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:29 AM MDT 1:01 PM MDT 8:32 PM MDT
Civil Twilight 4:55 AM MDT   9:07 PM MDT
Nautical Twilight 4:10 AM MDT   9:52 PM MDT
Astronomical Twilight 3:17 AM MDT   10:46 PM MDT
Altitude -0.8° 65.6° -0.8°
Azimuth 59.9° 180.0° 300.3°
Hour Angle of the Sun 112.8° 112.9° -112.9°
Mean Anomaly of the Sun 136.11° 136.42° 136.73°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.42° 58.74° 59.05°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:41 PM MDT   3:09 AM MDT
Length Of Visible Light 16h 12m
Length of Day
15h 02m
Waxing Gibbous, 85% 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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