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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 6:06 AM CDT 1:05 PM CDT 8:05 PM CDT
Civil Twilight 5:37 AM CDT   8:33 PM CDT
Nautical Twilight 5:03 AM CDT   9:07 PM CDT
Astronomical Twilight 4:26 AM CDT   9:44 PM CDT
Altitude -0.8° 72.3° -0.8°
Azimuth 66.5° 180.0° 293.3°
Hour Angle of the Sun 105.0° 104.9° -104.9°
Mean Anomaly of the Sun 205.56° 205.85° 206.13°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.36° 130.65° 130.93°
Sun Declination 18.28° 18.21° 18.13°
Moon 8:11 PM CDT (7/31)   6:19 AM CDT (7/31)
Length of Visible Light 14h 55m
Length of Day
13h 59m
Full, 99% of the Moon is Illuminated
Aug 1
Full
Aug 6
Last Quarter
Aug 14
New
Aug 22
First Quarter
Aug 29
Full