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Astronomy

Sep. 15, 2019 Rise Solar Noon Set
Actual Time 6:55 AM MDT 1:09 PM MDT 7:22 PM MDT
Civil Twilight 6:28 AM MDT   7:49 PM MDT
Nautical Twilight 5:56 AM MDT   8:21 PM MDT
Astronomical Twilight 5:24 AM MDT   8:53 PM MDT
Altitude -0.8° 53.8° -0.8°
Azimuth 85.4° 180.0° 274.3°
Hour Angle of the Sun 93.5° 93.5° -93.4°
Mean Anomaly of the Sun 250.93° 251.19° 251.44°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 173.02° 173.26° 173.49°
Sun Declination 3.01° 2.91° 2.81°
Moon 8:32 PM MDT   8:08 AM MDT
Length of Visible Light 13h 21m
Length of Day
12h 27m
Full, 99% of the Moon is Illuminated
Sep 15
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full