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Astronomy

Aug. 16, 2017 Rise Solar Noon Set
Actual Time 5:57 AM MDT 12:57 PM MDT 7:56 PM MDT
Civil Twilight 5:25 AM MDT   8:28 PM MDT
Nautical Twilight 4:47 AM MDT   9:06 PM MDT
Astronomical Twilight 4:04 AM MDT   9:49 PM MDT
Altitude -0.8° 58.9° -0.8°
Azimuth 69.9° 180.0° 289.9°
Hour Angle of the Sun 105.0° 104.9° -104.8°
Mean Anomaly of the Sun 221.84° 222.12° 222.41°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 146.13° 146.40° 146.67°
Sun Declination 13.58° 13.49° 13.40°
Moon 12:41 AM MDT (8/16)   3:38 PM MDT (8/16)
Length of Visible Light 15h 02m
Length of Day
13h 59m
Waning Crescent, 26% of the Moon is Illuminated
Aug 17
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter