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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:00 AM CDT 1:07 PM CDT 8:14 PM CDT
Civil Twilight 5:30 AM CDT   8:43 PM CDT
Nautical Twilight 4:55 AM CDT   9:19 PM CDT
Astronomical Twilight 4:16 AM CDT   9:58 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 133.13° 133.42° 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 1:28 PM CDT (5/18)   1:42 AM CDT (5/18)
Length Of Visible Light 15h 12m
Length of Day
14h 14m
First Quarter, 60% of the Moon is Illuminated
May 19
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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