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Astronomy

Oct. 21, 2017 Rise Solar Noon Set
Actual Time 7:35 AM CDT 12:58 PM CDT 6:22 PM CDT
Civil Twilight 7:06 AM CDT   6:50 PM CDT
Nautical Twilight 6:33 AM CDT   7:23 PM CDT
Astronomical Twilight 6:00 AM CDT   7:56 PM CDT
Altitude -0.8° 36.4° -0.8°
Azimuth 104.1° 180.0° 255.7°
Hour Angle of the Sun 81.0° 80.9° -80.8°
Mean Anomaly of the Sun 286.91° 287.13° 287.35°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -153.70° -153.49° -153.28°
Sun Declination -10.87° -10.95° -11.03°
Moon 9:13 AM CDT (10/21)   7:51 PM CDT (10/21)
Length of Visible Light 11h 44m
Length of Day
10h 47m
Waxing Crescent, 5% of the Moon is Illuminated
Oct 21
Waxing Crescent
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter
Nov 18
New