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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:04 AM CDT 1:12 PM CDT 8:20 PM CDT
Civil Twilight 5:34 AM CDT   8:50 PM CDT
Nautical Twilight 4:58 AM CDT   9:26 PM CDT
Astronomical Twilight 4:19 AM CDT   10:06 PM CDT
Altitude -0.8° 72.3° -0.8°
Azimuth 64.3° 180.0° 295.9°
Hour Angle of the Sun 107.0° 107.0° -107.1°
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 1:33 PM CDT (5/18)   1:48 AM CDT (5/18)
Length Of Visible Light 15h 15m
Length of Day
14h 16m
First Quarter, 58% 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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