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Astronomy

Oct. 21, 2019 Rise Solar Noon Set
Actual Time 7:27 AM MDT 1:00 PM MDT 6:33 PM MDT
Civil Twilight 7:02 AM MDT   6:59 PM MDT
Nautical Twilight 6:32 AM MDT   7:28 PM MDT
Astronomical Twilight 6:02 AM MDT   7:58 PM MDT
Altitude -0.8° 43.5° -0.8°
Azimuth 102.6° 180.0° 257.2°
Hour Angle of the Sun 83.2° 83.2° -83.1°
Mean Anomaly of the Sun 286.44° 286.66° 286.89°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -154.13° -153.91° -153.69°
Sun Declination -10.71° -10.79° -10.87°
Moon No Moon Rise   2:41 PM MDT (10/21)
Length of Visible Light 11h 57m
Length of Day
11h 05m
Last Quarter, 43% of the Moon is Illuminated
Oct 22
Last Quarter
Oct 27
New
Nov 4
First Quarter
Nov 12
Full
Nov 19
Last Quarter