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Astronomy

Sep. 21, 2019 Rise Solar Noon Set
Actual Time 6:48 AM MDT 12:54 PM MDT 7:00 PM MDT
Civil Twilight 6:20 AM MDT   7:27 PM MDT
Nautical Twilight 5:49 AM MDT   7:59 PM MDT
Astronomical Twilight 5:16 AM MDT   8:31 PM MDT
Altitude -0.8° 50.5° -0.8°
Azimuth 88.4° 180.0° 271.4°
Hour Angle of the Sun 91.7° 91.6° -91.5°
Mean Anomaly of the Sun 256.84° 257.09° 257.34°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 178.40° 178.63° 178.85°
Sun Declination 0.69° 0.60° 0.50°
Moon 11:40 PM MDT (9/21)   1:57 PM MDT (9/21)
Length of Visible Light 13h 06m
Length of Day
12h 12m
Waning Gibbous, 51% of the Moon is Illuminated
Sep 21
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full