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Astronomy

Aug. 17, 2019 Rise Solar Noon Set
Actual Time 6:09 AM MDT 1:01 PM MDT 7:53 PM MDT
Civil Twilight 5:39 AM MDT   8:22 PM MDT
Nautical Twilight 5:03 AM MDT   8:58 PM MDT
Astronomical Twilight 4:25 AM MDT   9:36 PM MDT
Altitude -0.8° 62.3° -0.8°
Azimuth 71.3° 180.0° 288.4°
Hour Angle of the Sun 103.2° 103.1° -103.0°
Mean Anomaly of the Sun 222.32° 222.60° 222.88°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 146.62° 146.88° 147.15°
Sun Declination 13.42° 13.32° 13.23°
Moon 9:21 PM MDT (8/17)   8:00 AM MDT (8/17)
Length of Visible Light 14h 43m
Length of Day
13h 44m
Waning Gibbous, 94% of the Moon is Illuminated
Aug 17
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 14
Full