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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 6:54 AM CDT 1:55 PM CDT 8:55 PM CDT
Civil Twilight 6:25 AM CDT   9:24 PM CDT
Nautical Twilight 5:50 AM CDT   9:59 PM CDT
Astronomical Twilight 5:13 AM CDT   10:36 PM CDT
Altitude -0.8° 71.7° -0.8°
Azimuth 66.4° 180.0° 293.4°
Hour Angle of the Sun 105.3° 105.2° -105.1°
Mean Anomaly of the Sun 205.59° 205.88° 206.17°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.39° 130.68° 130.96°
Sun Declination 18.27° 18.20° 18.12°
Moon 9:03 PM CDT (7/31)   7:10 AM CDT (7/31)
Length of Visible Light 14h 58m
Length of Day
14h 01m
Full, 99% of the Moon is Illuminated
Aug 1
Full
Aug 6
Last Quarter
Aug 14
New
Aug 22
First Quarter
Aug 29
Full