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Astronomy

Sep. 21, 2014 Rise Solar Noon Set
Actual Time 6:41 AM MDT 12:47 PM MDT 6:53 PM MDT
Civil Twilight 6:14 AM MDT   7:20 PM MDT
Nautical Twilight 5:43 AM MDT   7:51 PM MDT
Astronomical Twilight 5:11 AM MDT   8:23 PM MDT
Altitude -0.8° 51.2° -0.8°
Azimuth 88.5° 180.0° 271.2°
Hour Angle of the Sun 91.6° 91.5° -91.4°
Mean Anomaly of the Sun 257.13° 257.38° 257.63°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 178.59° 178.81° 179.04°
Sun Declination 0.61° 0.51° 0.41°
Moon 4:18 AM MDT (9/21)   5:30 PM MDT (9/21)
Length of Visible Light 13h 05m
Length of Day
12h 11m
Waning Crescent, 4% of the Moon is Illuminated
Sep 22
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter