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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:30 AM CDT 1:37 PM CDT 8:46 PM CDT
Civil Twilight 6:00 AM CDT   9:15 PM CDT
Nautical Twilight 5:24 AM CDT   9:51 PM CDT
Astronomical Twilight 4:45 AM CDT   10:30 PM CDT
Altitude -0.8° 73.9° -0.8°
Azimuth 63.8° 180.0° 296.3°
Hour Angle of the Sun 107.0° 107.0° -107.1°
Mean Anomaly of the Sun 136.11° 136.40° 136.69°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.42° 58.72° 59.02°
Sun Declination 20.27° 20.33° 20.39°
Moon 5:07 PM CDT   3:52 AM CDT
Length Of Visible Light 15h 14m
Length of Day
14h 16m
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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