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Astronomy

Sep. 15, 2019 Rise Solar Noon Set
Actual Time 7:08 AM MDT 1:23 PM MDT 7:37 PM MDT
Civil Twilight 6:40 AM MDT   8:05 PM MDT
Nautical Twilight 6:07 AM MDT   8:38 PM MDT
Astronomical Twilight 5:33 AM MDT   9:12 PM MDT
Altitude -0.8° 51.3° -0.8°
Azimuth 85.2° 180.0° 274.5°
Hour Angle of the Sun 93.8° 93.7° -93.6°
Mean Anomaly of the Sun 250.94° 251.20° 251.45°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 173.03° 173.26° 173.50°
Sun Declination 3.01° 2.91° 2.81°
Moon 8:46 PM MDT   8:22 AM MDT
Length of Visible Light 13h 25m
Length of Day
12h 29m
Full, 99% of the Moon is Illuminated
Sep 15
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full