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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:43 AM CDT 1:33 PM CDT 8:24 PM CDT
Civil Twilight 6:17 AM CDT   8:50 PM CDT
Nautical Twilight 5:46 AM CDT   9:21 PM CDT
Astronomical Twilight 5:14 AM CDT   9:54 PM CDT
Altitude -0.8° 82.0° -0.8°
Azimuth 66.3° 180.0° 293.8°
Hour Angle of the Sun 102.5° 102.5° -102.6°
Mean Anomaly of the Sun 136.12° 136.40° 136.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.43° 58.72° 59.01°
Sun Declination 20.27° 20.33° 20.38°
Moon 4:55 PM CDT   3:53 AM CDT
Length Of Visible Light 14h 32m
Length of Day
13h 40m
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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