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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:36 AM CDT 12:43 PM CDT 7:51 PM CDT
Civil Twilight 5:07 AM CDT   8:20 PM CDT
Nautical Twilight 4:31 AM CDT   8:56 PM CDT
Astronomical Twilight 3:53 AM CDT   9:35 PM CDT
Altitude -0.8° 74.2° -0.8°
Azimuth 63.9° 180.0° 296.2°
Hour Angle of the Sun 106.8° 106.9° -106.9°
Mean Anomaly of the Sun 136.07° 136.36° 136.66°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.39° 58.68° 58.98°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:10 PM CDT   2:57 AM CDT
Length Of Visible Light 15h 13m
Length of Day
14h 14m
Waxing Gibbous, 80% 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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