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Astronomy

Aug. 18, 2017 Rise Solar Noon Set
Actual Time 6:15 AM MDT 1:02 PM MDT 7:49 PM MDT
Civil Twilight 5:47 AM MDT   8:17 PM MDT
Nautical Twilight 5:13 AM MDT   8:51 PM MDT
Astronomical Twilight 4:37 AM MDT   9:27 PM MDT
Altitude -0.8° 63.9° -0.8°
Azimuth 72.6° 180.0° 287.2°
Hour Angle of the Sun 101.8° 101.7° -101.7°
Mean Anomaly of the Sun 223.82° 224.10° 224.38°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 148.00° 148.27° 148.53°
Sun Declination 12.94° 12.84° 12.75°
Moon 2:48 AM MDT (8/18)   5:33 PM MDT (8/18)
Length of Visible Light 14h 30m
Length of Day
13h 33m
Waning Crescent, 9% of the Moon is Illuminated
Aug 18
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter