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Astronomy

Sep. 17, 2014 Rise Solar Noon Set
Actual Time 6:38 AM MDT 12:51 PM MDT 7:02 PM MDT
Civil Twilight 6:10 AM MDT   7:30 PM MDT
Nautical Twilight 5:37 AM MDT   8:03 PM MDT
Astronomical Twilight 5:03 AM MDT   8:37 PM MDT
Altitude -0.8° 50.0° -0.8°
Azimuth 86.3° 180.0° 273.4°
Hour Angle of the Sun 93.1° 93.0° -92.9°
Mean Anomaly of the Sun 253.19° 253.44° 253.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 175.00° 175.23° 175.46°
Sun Declination 2.16° 2.06° 1.96°
Moon 12:36 AM MDT   3:18 PM MDT
Length of Visible Light 13h 19m
Length of Day
12h 23m
Last Quarter, 38% of the Moon is Illuminated
Sep 17
Last Quarter
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter