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Astronomy

Oct. 19, 2017 Rise Solar Noon Set
Actual Time 7:27 AM MDT 12:59 PM MDT 6:32 PM MDT
Civil Twilight 7:00 AM MDT   6:58 PM MDT
Nautical Twilight 6:30 AM MDT   7:28 PM MDT
Astronomical Twilight 6:00 AM MDT   7:59 PM MDT
Altitude -0.8° 42.3° -0.8°
Azimuth 102.2° 180.0° 257.6°
Hour Angle of the Sun 83.2° 83.1° -83.0°
Mean Anomaly of the Sun 284.98° 285.20° 285.43°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -155.56° -155.34° -155.12°
Sun Declination -10.17° -10.25° -10.33°
Moon 7:11 AM MDT   6:55 PM MDT
Length of Visible Light 11h 57m
Length of Day
11h 04m
Waning Crescent, 0% of the Moon is Illuminated
Oct 19
Waning Crescent
Oct 19
New
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter