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Astronomy

Jul. 23, 2017 Rise Solar Noon Set
Actual Time 5:51 AM MDT 1:06 PM MDT 8:20 PM MDT
Civil Twilight 5:21 AM MDT   8:50 PM MDT
Nautical Twilight 4:43 AM MDT   9:28 PM MDT
Astronomical Twilight 4:00 AM MDT   10:11 PM MDT
Altitude -0.8° 70.5° -0.8°
Azimuth 63.0° 180.0° 296.8°
Hour Angle of the Sun 108.6° 108.5° -108.5°
Mean Anomaly of the Sun 198.18° 198.48° 198.77°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 123.04° 123.34° 123.63°
Sun Declination 19.97° 19.91° 19.84°
Moon 6:09 AM MDT (7/23)   8:38 PM MDT (7/23)
Length of Visible Light 15h 29m
Length of Day
14h 28m
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