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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:23 AM CDT 12:47 PM CDT 8:12 PM CDT
Civil Twilight 4:50 AM CDT   8:46 PM CDT
Nautical Twilight 4:08 AM CDT   9:27 PM CDT
Astronomical Twilight 3:20 AM CDT   10:16 PM CDT
Altitude -0.8° 67.7° -0.8°
Azimuth 61.1° 180.0° 299.1°
Hour Angle of the Sun 111.1° 111.2° -111.3°
Mean Anomaly of the Sun 136.06° 136.37° 136.67°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.38° 58.69° 59.00°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:21 PM CDT   2:56 AM CDT
Length Of Visible Light 15h 55m
Length of Day
14h 49m
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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