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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:00 AM CDT 1:21 PM CDT 8:42 PM CDT
Civil Twilight 5:28 AM CDT   9:14 PM CDT
Nautical Twilight 4:47 AM CDT   9:55 PM CDT
Astronomical Twilight 4:01 AM CDT   10:41 PM CDT
Altitude -0.8° 69.0° -0.8°
Azimuth 61.7° 180.0° 298.5°
Hour Angle of the Sun 110.2° 110.3° -110.3°
Mean Anomaly of the Sun 136.09° 136.39° 136.69°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.40° 58.71° 59.02°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:55 PM CDT   3:31 AM CDT
Length Of Visible Light 15h 46m
Length of Day
14h 42m
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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