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Astronomy

Aug. 19, 2017 Rise Solar Noon Set
Actual Time 6:29 AM MDT 1:09 PM MDT 7:49 PM MDT
Civil Twilight 6:02 AM MDT   8:16 PM MDT
Nautical Twilight 5:31 AM MDT   8:47 PM MDT
Astronomical Twilight 4:58 AM MDT   9:20 PM MDT
Altitude -0.8° 67.4° -0.8°
Azimuth 73.9° 180.0° 285.8°
Hour Angle of the Sun 100.1° 100.0° -100.0°
Mean Anomaly of the Sun 224.82° 225.09° 225.36°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 148.94° 149.20° 149.46°
Sun Declination 12.61° 12.51° 12.42°
Moon 4:07 AM MDT   6:25 PM MDT
Length of Visible Light 14h 13m
Length of Day
13h 20m
Waning Crescent, 7% of the Moon is Illuminated
Aug 19
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter