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Astronomy

Sep. 15, 2019 Rise Solar Noon Set
Actual Time 6:47 AM MDT 12:59 PM MDT 7:10 PM MDT
Civil Twilight 6:22 AM MDT   7:35 PM MDT
Nautical Twilight 5:53 AM MDT   8:03 PM MDT
Astronomical Twilight 5:24 AM MDT   8:33 PM MDT
Altitude -0.8° 60.1° -0.8°
Azimuth 85.9° 180.0° 273.9°
Hour Angle of the Sun 92.9° 92.9° -92.8°
Mean Anomaly of the Sun 250.93° 251.18° 251.44°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 173.02° 173.25° 173.48°
Sun Declination 3.02° 2.92° 2.82°
Moon 8:22 PM MDT   7:58 AM MDT
Length of Visible Light 13h 12m
Length of Day
12h 22m
Full, 98% of the Moon is Illuminated
Sep 15
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full