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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:38 AM EDT 12:59 PM EDT 8:21 PM EDT
Civil Twilight 5:06 AM EDT   8:53 PM EDT
Nautical Twilight 4:26 AM EDT   9:33 PM EDT
Astronomical Twilight 3:40 AM EDT   10:19 PM EDT
Altitude -0.8° 69.0° -0.8°
Azimuth 61.7° 180.0° 298.5°
Hour Angle of the Sun 110.2° 110.3° -110.3°
Mean Anomaly of the Sun 136.03° 136.33° 136.64°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.35° 58.65° 58.96°
Sun Declination 20.25° 20.32° 20.38°
Moon 4:29 PM EDT   3:08 AM EDT
Length Of Visible Light 15h 46m
Length of Day
14h 42m
Waxing Gibbous, 80% 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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