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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:55 AM CDT 1:09 PM CDT 8:23 PM CDT
Civil Twilight 5:25 AM CDT   8:53 PM CDT
Nautical Twilight 4:47 AM CDT   9:31 PM CDT
Astronomical Twilight 4:05 AM CDT   10:13 PM CDT
Altitude -0.8° 71.6° -0.8°
Azimuth 62.9° 180.0° 297.3°
Hour Angle of the Sun 108.4° 108.5° -108.5°
Mean Anomaly of the Sun 136.08° 136.38° 136.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.40° 58.70° 59.01°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:39 PM CDT   3:21 AM CDT
Length Of Visible Light 15h 28m
Length of Day
14h 27m
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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