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Astronomy

Sep. 16, 2019 Rise Solar Noon Set
Actual Time 7:01 AM MDT 1:13 PM MDT 7:25 PM MDT
Civil Twilight 6:34 AM MDT   7:52 PM MDT
Nautical Twilight 6:03 AM MDT   8:23 PM MDT
Astronomical Twilight 5:31 AM MDT   8:55 PM MDT
Altitude -0.8° 53.8° -0.8°
Azimuth 86.0° 180.0° 273.8°
Hour Angle of the Sun 93.2° 93.1° -93.0°
Mean Anomaly of the Sun 251.92° 252.18° 252.43°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 173.92° 174.15° 174.39°
Sun Declination 2.63° 2.53° 2.43°
Moon 9:03 PM MDT (9/16)   9:10 AM MDT (9/16)
Length of Visible Light 13h 17m
Length of Day
12h 24m
Waning Gibbous, 93% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full