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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:32 AM CDT 12:47 PM CDT 8:03 PM CDT
Civil Twilight 5:01 AM CDT   8:34 PM CDT
Nautical Twilight 4:22 AM CDT   9:13 PM CDT
Astronomical Twilight 3:39 AM CDT   9:57 PM CDT
Altitude -0.8° 69.4° -0.8°
Azimuth 63.1° 180.0° 297.1°
Hour Angle of the Sun 108.8° 108.9° -109.0°
Mean Anomaly of the Sun 133.11° 133.41° 133.71°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.39° 55.69° 55.99°
Sun Declination 19.63° 19.70° 19.76°
Moon 1:05 PM CDT (5/18)   1:25 AM CDT (5/18)
Length Of Visible Light 15h 33m
Length of Day
14h 31m
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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