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Astronomy

Jul. 31, 2015 Rise Solar Noon Set
Actual Time 5:59 AM MDT 1:05 PM MDT 8:11 PM MDT
Civil Twilight 5:29 AM MDT   8:40 PM MDT
Nautical Twilight 4:52 AM MDT   9:17 PM MDT
Astronomical Twilight 4:12 AM MDT   9:57 PM MDT
Altitude -0.8° 69.3° -0.8°
Azimuth 65.5° 180.0° 294.3°
Hour Angle of the Sun 106.6° 106.5° -106.5°
Mean Anomaly of the Sun 205.59° 205.89° 206.18°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 130.40° 130.69° 130.97°
Sun Declination 18.27° 18.20° 18.12°
Moon 8:17 PM MDT   6:16 AM MDT
Length of Visible Light 15h 11m
Length of Day
14h 12m
Full, 100% of the Moon is Illuminated
Jul 31
Full
Aug 6
Last Quarter
Aug 14
New
Aug 22
First Quarter
Aug 29
Full