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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:42 AM CDT 1:39 PM CDT 8:37 PM CDT
Civil Twilight 6:15 AM CDT   9:05 PM CDT
Nautical Twilight 5:41 AM CDT   9:38 PM CDT
Astronomical Twilight 5:06 AM CDT   10:13 PM CDT
Altitude -0.8° 76.9° -0.8°
Azimuth 65.8° 180.0° 294.3°
Hour Angle of the Sun 104.4° 104.4° -104.5°
Mean Anomaly of the Sun 133.16° 133.45° 133.73°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.43° 55.72° 56.01°
Sun Declination 19.64° 19.71° 19.77°
Moon 2:04 PM CDT (5/18)   2:12 AM CDT (5/18)
Length Of Visible Light 14h 50m
Length of Day
13h 55m
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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