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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:50 AM MDT 1:33 PM MDT 9:17 PM MDT
Civil Twilight 5:12 AM MDT   9:55 PM MDT
Nautical Twilight 4:21 AM MDT   10:46 PM MDT
Astronomical Twilight 3:14 AM MDT   11:54 PM MDT
Altitude -0.8° 61.8° -0.8°
Azimuth 57.8° 180.0° 302.4°
Hour Angle of the Sun 115.7° 115.8° -115.9°
Mean Anomaly of the Sun 135.14° 135.45° 135.77°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.44° 57.76° 58.08°
Sun Declination 20.07° 20.14° 20.20°
Moon 4:08 PM MDT (5/20)   3:11 AM MDT (5/20)
Length Of Visible Light 16h 43m
Length of Day
15h 26m
Waxing Gibbous, 79% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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