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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:31 AM CDT 1:26 PM CDT 8:21 PM CDT
Civil Twilight 6:04 AM CDT   8:48 PM CDT
Nautical Twilight 5:32 AM CDT   9:20 PM CDT
Astronomical Twilight 4:58 AM CDT   9:55 PM CDT
Altitude -0.8° 79.6° -0.8°
Azimuth 65.7° 180.0° 294.5°
Hour Angle of the Sun 103.7° 103.8° -103.8°
Mean Anomaly of the Sun 136.11° 136.39° 136.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.43° 58.71° 59.00°
Sun Declination 20.27° 20.33° 20.38°
Moon 4:49 PM CDT   3:44 AM CDT
Length Of Visible Light 14h 43m
Length of Day
13h 50m
Waxing Gibbous, 84% 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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