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Astronomy

Sep. 22, 2019 Rise Solar Noon Set
Actual Time 7:11 AM MDT 1:17 PM MDT 7:23 PM MDT
Civil Twilight 6:40 AM MDT   7:53 PM MDT
Nautical Twilight 6:04 AM MDT   8:29 PM MDT
Astronomical Twilight 5:27 AM MDT   9:07 PM MDT
Altitude -0.8° 42.7° -0.8°
Azimuth 88.6° 180.0° 271.1°
Hour Angle of the Sun 91.6° 91.5° -91.3°
Mean Anomaly of the Sun 257.84° 258.09° 258.34°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 179.31° 179.54° 179.76°
Sun Declination 0.30° 0.20° 0.10°
Moon No Moon Rise   3:49 PM MDT
Length of Visible Light 13h 12m
Length of Day
12h 11m
Last Quarter, 41% of the Moon is Illuminated
Sep 22
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full
Oct 21
Last Quarter