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Astronomy

Sep. 16, 2019 Rise Solar Noon Set
Actual Time 6:45 AM MDT 12:57 PM MDT 7:08 PM MDT
Civil Twilight 6:19 AM MDT   7:34 PM MDT
Nautical Twilight 5:48 AM MDT   8:05 PM MDT
Astronomical Twilight 5:17 AM MDT   8:36 PM MDT
Altitude -0.8° 55.5° -0.8°
Azimuth 86.1° 180.0° 273.7°
Hour Angle of the Sun 93.0° 93.0° -92.9°
Mean Anomaly of the Sun 251.91° 252.17° 252.42°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 173.91° 174.14° 174.38°
Sun Declination 2.63° 2.53° 2.43°
Moon 8:47 PM MDT   8:52 AM MDT
Length of Visible Light 13h 15m
Length of Day
12h 23m
Waning Gibbous, 96% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full