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Astronomy

Jul. 28, 2017 Rise Solar Noon Set
Actual Time 5:42 AM MDT 1:39 PM MDT 9:36 PM MDT
Civil Twilight 4:57 AM MDT   10:20 PM MDT
Nautical Twilight 3:53 AM MDT   11:24 PM MDT
Astronomical Twilight 2:12 AM MDT   1:07 AM MDT
Altitude -0.8° 55.1° -0.8°
Azimuth 55.6° 180.0° 304.1°
Hour Angle of the Sun 119.4° 119.2° -119.1°
Mean Anomaly of the Sun 203.10° 203.43° 203.75°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 127.96° 128.28° 128.61°
Sun Declination 18.87° 18.79° 18.71°
Moon 12:17 PM MDT   No Moon Set
Length of Visible Light 17h 23m
Length of Day
15h 53m
Waxing Crescent, 32% of the Moon is Illuminated
Jul 28
Waxing Crescent
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter
Aug 21
New