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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:50 AM EDT 1:04 PM EDT 8:18 PM EDT
Civil Twilight 5:19 AM EDT   8:49 PM EDT
Nautical Twilight 4:41 AM EDT   9:26 PM EDT
Astronomical Twilight 4:00 AM EDT   10:09 PM EDT
Altitude -0.8° 71.5° -0.8°
Azimuth 62.9° 180.0° 297.3°
Hour Angle of the Sun 108.5° 108.5° -108.6°
Mean Anomaly of the Sun 136.04° 136.34° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.36° 58.66° 58.96°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:31 PM EDT   3:14 AM EDT
Length Of Visible Light 15h 29m
Length of Day
14h 28m
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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