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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:48 AM MDT 1:21 PM MDT 8:56 PM MDT
Civil Twilight 5:12 AM MDT   9:32 PM MDT
Nautical Twilight 4:26 AM MDT   10:18 PM MDT
Astronomical Twilight 3:30 AM MDT   11:14 PM MDT
Altitude -0.8° 64.4° -0.8°
Azimuth 59.5° 180.0° 300.7°
Hour Angle of the Sun 113.4° 113.5° -113.6°
Mean Anomaly of the Sun 135.14° 135.45° 135.76°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.44° 57.75° 58.07°
Sun Declination 20.07° 20.13° 20.20°
Moon 3:53 PM MDT (5/20)   3:00 AM MDT (5/20)
Length Of Visible Light 16h 19m
Length of Day
15h 08m
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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