Astronomy
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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 6:08 AM MDT 1:31 PM MDT 8:55 PM MDT
Civil Twilight 5:35 AM MDT   9:28 PM MDT
Nautical Twilight 4:53 AM MDT   10:10 PM MDT
Astronomical Twilight 4:06 AM MDT   10:58 PM MDT
Altitude -0.8° 67.6° -0.8°
Azimuth 61.4° 180.0° 298.8°
Hour Angle of the Sun 110.9° 110.9° -111.0°
Mean Anomaly of the Sun 135.15° 135.45° 135.76°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.45° 57.76° 58.07°
Sun Declination 20.07° 20.13° 20.20°
Moon 4:02 PM MDT   3:11 AM MDT
Length Of Visible Light 15h 53m
Length of Day
14h 47m
Waxing Gibbous, 73% 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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