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Astronomy

Oct. 18, 2017 Rise Solar Noon Set
Actual Time 7:23 AM MDT 12:56 PM MDT 6:28 PM MDT
Civil Twilight 6:56 AM MDT   6:55 PM MDT
Nautical Twilight 6:26 AM MDT   7:26 PM MDT
Astronomical Twilight 5:55 AM MDT   7:56 PM MDT
Altitude -0.8° 41.7° -0.8°
Azimuth 101.9° 180.0° 257.9°
Hour Angle of the Sun 83.2° 83.1° -83.1°
Mean Anomaly of the Sun 283.99° 284.22° 284.44°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -156.50° -156.28° -156.07°
Sun Declination -9.81° -9.89° -9.97°
Moon 6:07 AM MDT   6:19 PM MDT
Length of Visible Light 11h 58m
Length of Day
11h 05m
Waning Crescent, 2% of the Moon is Illuminated
Oct 18
Waning Crescent
Oct 19
New
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter