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Astronomy

Jul. 23, 2017 Rise Solar Noon Set
Actual Time 5:31 AM MDT 1:12 PM MDT 8:54 PM MDT
Civil Twilight 4:52 AM MDT   9:32 PM MDT
Nautical Twilight 4:02 AM MDT   10:22 PM MDT
Astronomical Twilight 2:56 AM MDT   11:27 PM MDT
Altitude -0.8° 61.7° -0.8°
Azimuth 58.1° 180.0° 301.7°
Hour Angle of the Sun 115.5° 115.4° -115.3°
Mean Anomaly of the Sun 198.16° 198.48° 198.80°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 123.02° 123.34° 123.66°
Sun Declination 19.97° 19.91° 19.84°
Moon 5:52 AM MDT (7/23)   9:06 PM MDT (7/23)
Length of Visible Light 16h 39m
Length of Day
15h 22m
New Moon, 1% of the Moon is Illuminated
Jul 23
New Moon
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter
Aug 21
New