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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 4:50 AM EDT 12:28 PM EDT 8:07 PM EDT
Civil Twilight 4:13 AM EDT   8:44 PM EDT
Nautical Twilight 3:25 AM EDT   9:33 PM EDT
Astronomical Twilight 2:24 AM EDT   10:34 PM EDT
Altitude -0.8° 63.4° -0.8°
Azimuth 58.5° 180.0° 301.7°
Hour Angle of the Sun 114.6° 114.7° -114.8°
Mean Anomaly of the Sun 136.00° 136.31° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.31° 58.63° 58.95°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:04 PM EDT   2:31 AM EDT
Length Of Visible Light 16h 31m
Length of Day
15h 17m
Waxing Gibbous, 84% 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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