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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:43 AM CDT 12:50 PM CDT 7:57 PM CDT
Civil Twilight 5:14 AM CDT   8:27 PM CDT
Nautical Twilight 4:38 AM CDT   9:03 PM CDT
Astronomical Twilight 3:59 AM CDT   9:42 PM CDT
Altitude -0.8° 72.7° -0.8°
Azimuth 64.4° 180.0° 295.7°
Hour Angle of the Sun 106.7° 106.8° -106.8°
Mean Anomaly of the Sun 133.12° 133.41° 133.70°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.39° 55.69° 55.98°
Sun Declination 19.64° 19.70° 19.76°
Moon 1:10 PM CDT (5/18)   1:25 AM CDT (5/18)
Length Of Visible Light 15h 12m
Length of Day
14h 14m
First Quarter, 59% of the Moon is Illuminated
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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