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Astronomy

Aug. 17, 2017 Rise Solar Noon Set
Actual Time 6:44 AM MDT 1:40 PM MDT 8:36 PM MDT
Civil Twilight 6:13 AM MDT   9:06 PM MDT
Nautical Twilight 5:36 AM MDT   9:44 PM MDT
Astronomical Twilight 4:55 AM MDT   10:24 PM MDT
Altitude -0.8° 59.8° -0.8°
Azimuth 70.8° 180.0° 289.0°
Hour Angle of the Sun 104.1° 104.0° -103.9°
Mean Anomaly of the Sun 222.85° 223.14° 223.42°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 147.09° 147.36° 147.63°
Sun Declination 13.25° 13.16° 13.07°
Moon 2:18 AM MDT   5:25 PM MDT
Length of Visible Light 14h 52m
Length of Day
13h 51m
Waning Crescent, 21% of the Moon is Illuminated
Aug 17
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter