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Astronomy

Sep. 16, 2019 Rise Solar Noon Set
Actual Time 7:17 AM MDT 1:31 PM MDT 7:45 PM MDT
Civil Twilight 6:49 AM MDT   8:13 PM MDT
Nautical Twilight 6:15 AM MDT   8:46 PM MDT
Astronomical Twilight 5:41 AM MDT   9:20 PM MDT
Altitude -0.8° 49.9° -0.8°
Azimuth 85.7° 180.0° 274.1°
Hour Angle of the Sun 93.6° 93.5° -93.4°
Mean Anomaly of the Sun 251.93° 252.19° 252.44°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 173.93° 174.17° 174.40°
Sun Declination 2.62° 2.52° 2.42°
Moon 9:18 PM MDT (9/16)   9:30 AM MDT (9/16)
Length of Visible Light 13h 24m
Length of Day
12h 27m
Waning Gibbous, 92% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full