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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:54 AM MDT 1:00 PM MDT 8:05 PM MDT
Civil Twilight 5:25 AM MDT   8:34 PM MDT
Nautical Twilight 4:50 AM MDT   9:09 PM MDT
Astronomical Twilight 4:12 AM MDT   9:47 PM MDT
Altitude -0.8° 74.9° -0.8°
Azimuth 64.2° 180.0° 296.0°
Hour Angle of the Sun 106.3° 106.4° -106.4°
Mean Anomaly of the Sun 136.13° 136.42° 136.71°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.44° 58.74° 59.03°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:29 PM MDT   3:15 AM MDT
Length Of Visible Light 15h 08m
Length of Day
14h 11m
Waxing Gibbous, 83% 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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