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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:51 AM CDT 1:13 PM CDT 8:36 PM CDT
Civil Twilight 5:19 AM CDT   9:09 PM CDT
Nautical Twilight 4:38 AM CDT   9:50 PM CDT
Astronomical Twilight 3:51 AM CDT   10:37 PM CDT
Altitude -0.8° 68.5° -0.8°
Azimuth 61.5° 180.0° 298.7°
Hour Angle of the Sun 110.6° 110.6° -110.7°
Mean Anomaly of the Sun 136.08° 136.38° 136.69°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.40° 58.71° 59.01°
Sun Declination 20.26° 20.33° 20.39°
Moon 4:48 PM CDT   3:23 AM CDT
Length Of Visible Light 15h 50m
Length of Day
14h 45m
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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