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Astronomy

Sep. 17, 2014 Rise Solar Noon Set
Actual Time 6:33 AM MDT 12:47 PM MDT 7:00 PM MDT
Civil Twilight 6:02 AM MDT   7:30 PM MDT
Nautical Twilight 5:26 AM MDT   8:06 PM MDT
Astronomical Twilight 4:49 AM MDT   8:44 PM MDT
Altitude -0.8° 45.2° -0.8°
Azimuth 85.9° 180.0° 273.8°
Hour Angle of the Sun 93.5° 93.4° -93.3°
Mean Anomaly of the Sun 253.18° 253.44° 253.69°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 174.99° 175.23° 175.46°
Sun Declination 2.17° 2.07° 1.97°
Moon 12:18 AM MDT   3:27 PM MDT
Length of Visible Light 13h 28m
Length of Day
12h 27m
Last Quarter, 37% of the Moon is Illuminated
Sep 17
Last Quarter
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter