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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:40 AM EDT 1:06 PM EDT 8:32 PM EDT
Civil Twilight 5:07 AM EDT   9:06 PM EDT
Nautical Twilight 4:25 AM EDT   9:48 PM EDT
Astronomical Twilight 3:36 AM EDT   10:38 PM EDT
Altitude -0.8° 67.3° -0.8°
Azimuth 60.9° 180.0° 299.3°
Hour Angle of the Sun 111.4° 111.5° -111.6°
Mean Anomaly of the Sun 136.03° 136.34° 136.64°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.35° 58.66° 58.97°
Sun Declination 20.25° 20.32° 20.38°
Moon 4:39 PM EDT   3:13 AM EDT
Length Of Visible Light 15h 58m
Length of Day
14h 52m
Waxing Gibbous, 82% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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