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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:35 AM CDT 1:21 PM CDT 9:07 PM CDT
Civil Twilight 4:57 AM CDT   9:46 PM CDT
Nautical Twilight 4:04 AM CDT   10:39 PM CDT
Astronomical Twilight 2:54 AM CDT   11:51 PM CDT
Altitude -0.8° 61.6° -0.8°
Azimuth 57.2° 180.0° 303.0°
Hour Angle of the Sun 116.4° 116.5° -116.5°
Mean Anomaly of the Sun 136.07° 136.39° 136.71°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.39° 58.71° 59.04°
Sun Declination 20.26° 20.33° 20.39°
Moon 5:05 PM CDT   3:24 AM CDT
Length Of Visible Light 16h 49m
Length of Day
15h 31m
Waxing Gibbous, 81% 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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