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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:13 AM CST 1:00 PM CST 8:48 PM CST
Civil Twilight 4:33 AM CST   9:28 PM CST
Nautical Twilight 3:40 AM CST   10:21 PM CST
Astronomical Twilight 2:26 AM CST   11:37 PM CST
Altitude -0.8° 61.2° -0.8°
Azimuth 56.9° 180.0° 303.4°
Hour Angle of the Sun 116.8° 116.9° -117.0°
Mean Anomaly of the Sun 136.10° 136.42° 136.74°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.41° 58.74° 59.06°
Sun Declination 20.27° 20.33° 20.40°
Moon 4:47 PM CST   3:04 AM CST
Length Of Visible Light 16h 54m
Length of Day
15h 35m
Waxing Gibbous, 85% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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