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Astronomy

Jul. 23, 2017 Rise Solar Noon Set
Actual Time 5:47 AM MDT 1:01 PM MDT 8:14 PM MDT
Civil Twilight 5:16 AM MDT   8:45 PM MDT
Nautical Twilight 4:38 AM MDT   9:23 PM MDT
Astronomical Twilight 3:56 AM MDT   10:05 PM MDT
Altitude -0.8° 70.6° -0.8°
Azimuth 63.1° 180.0° 296.8°
Hour Angle of the Sun 108.5° 108.4° -108.4°
Mean Anomaly of the Sun 198.18° 198.47° 198.77°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 123.03° 123.33° 123.63°
Sun Declination 19.97° 19.91° 19.85°
Moon 6:04 AM MDT (7/23)   8:33 PM MDT (7/23)
Length of Visible Light 15h 28m
Length of Day
14h 27m
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