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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 6:39 AM EDT 1:26 PM EDT 8:14 PM EDT
Civil Twilight 6:13 AM EDT   8:40 PM EDT
Nautical Twilight 5:42 AM EDT   9:11 PM EDT
Astronomical Twilight 5:10 AM EDT   9:43 PM EDT
Altitude -0.8° 82.7° -0.8°
Azimuth 66.8° 180.0° 293.3°
Hour Angle of the Sun 101.9° 102.0° -102.0°
Mean Anomaly of the Sun 135.09° 135.37° 135.65°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.39° 57.67° 57.95°
Sun Declination 20.06° 20.12° 20.17°
Moon 3:44 PM EDT   3:06 AM EDT
Length Of Visible Light 14h 27m
Length of Day
13h 35m
Waxing Gibbous, 76% 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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