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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:00 AM EDT 1:52 PM EDT 9:44 PM EDT
Civil Twilight 5:19 AM EDT   10:26 PM EDT
Nautical Twilight 4:23 AM EDT   11:22 PM EDT
Astronomical Twilight 2:58 AM EDT   12:50 AM EDT
Altitude -0.8° 60.0° -0.8°
Azimuth 56.0° 180.0° 304.2°
Hour Angle of the Sun 117.9° 118.0° -118.1°
Mean Anomaly of the Sun 136.05° 136.37° 136.69°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.36° 58.69° 59.02°
Sun Declination 20.26° 20.32° 20.39°
Moon 5:37 PM EDT   3:53 AM EDT
Length Of Visible Light 17h 06m
Length of Day
15h 44m
Waxing Gibbous, 81% 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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