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Astronomy

Sep. 20, 2017 Rise Solar Noon Set
Actual Time 6:51 AM CDT 12:58 PM CDT 7:05 PM CDT
Civil Twilight 6:24 AM CDT   7:32 PM CDT
Nautical Twilight 5:52 AM CDT   8:03 PM CDT
Astronomical Twilight 5:20 AM CDT   8:36 PM CDT
Altitude -0.8° 50.9° -0.8°
Azimuth 88.1° 180.0° 271.6°
Hour Angle of the Sun 91.8° 91.8° -91.7°
Mean Anomaly of the Sun 256.33° 256.58° 256.83°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 177.90° 178.13° 178.36°
Sun Declination 0.91° 0.81° 0.71°
Moon 7:08 AM CDT (9/20)   7:40 PM CDT (9/20)
Length of Visible Light 13h 07m
Length of Day
12h 13m
New Moon, 1% of the Moon is Illuminated
Sep 20
New Moon
Sep 27
First Quarter
Oct 5
Full
Oct 12
Last Quarter
Oct 19
New