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Astronomy

Sep. 17, 2014 Rise Solar Noon Set
Actual Time 7:12 AM MDT 1:23 PM MDT 7:33 PM MDT
Civil Twilight 6:46 AM MDT   7:59 PM MDT
Nautical Twilight 6:15 AM MDT   8:30 PM MDT
Astronomical Twilight 5:43 AM MDT   9:01 PM MDT
Altitude -0.8° 54.4° -0.8°
Azimuth 86.6° 180.0° 273.1°
Hour Angle of the Sun 92.7° 92.6° -92.6°
Mean Anomaly of the Sun 253.21° 253.46° 253.72°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 175.02° 175.25° 175.48°
Sun Declination 2.16° 2.06° 1.96°
Moon 1:20 AM MDT (9/17)   3:41 PM MDT (9/17)
Length of Visible Light 13h 13m
Length of Day
12h 20m
Waning Crescent, 31% of the Moon is Illuminated
Sep 17
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter