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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:00 AM CDT 1:11 PM CDT 8:23 PM CDT
Civil Twilight 5:30 AM CDT   8:54 PM CDT
Nautical Twilight 4:52 AM CDT   9:31 PM CDT
Astronomical Twilight 4:11 AM CDT   10:13 PM CDT
Altitude -0.8° 70.9° -0.8°
Azimuth 63.7° 180.0° 296.5°
Hour Angle of the Sun 107.9° 107.9° -108.0°
Mean Anomaly of the Sun 133.13° 133.43° 133.72°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.41° 55.70° 56.00°
Sun Declination 19.64° 19.70° 19.77°
Moon 1:31 PM CDT   1:49 AM CDT
Length Of Visible Light 15h 23m
Length of Day
14h 23m
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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