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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:37 AM CDT 1:28 PM CDT 8:20 PM CDT
Civil Twilight 6:11 AM CDT   8:46 PM CDT
Nautical Twilight 5:39 AM CDT   9:18 PM CDT
Astronomical Twilight 5:06 AM CDT   9:51 PM CDT
Altitude -0.8° 80.0° -0.8°
Azimuth 66.7° 180.0° 293.4°
Hour Angle of the Sun 102.8° 102.8° -102.9°
Mean Anomaly of the Sun 133.16° 133.44° 133.72°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.43° 55.72° 56.00°
Sun Declination 19.64° 19.71° 19.77°
Moon 1:54 PM CDT   1:59 AM CDT
Length Of Visible Light 14h 35m
Length of Day
13h 42m
First Quarter, 54% 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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