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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:51 AM EDT 1:08 PM EDT 8:26 PM EDT
Civil Twilight 5:19 AM EDT   8:58 PM EDT
Nautical Twilight 4:40 AM EDT   9:37 PM EDT
Astronomical Twilight 3:56 AM EDT   10:21 PM EDT
Altitude -0.8° 70.1° -0.8°
Azimuth 62.2° 180.0° 297.9°
Hour Angle of the Sun 109.4° 109.5° -109.5°
Mean Anomaly of the Sun 136.04° 136.34° 136.64°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.36° 58.66° 58.97°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:38 PM EDT   3:18 AM EDT
Length Of Visible Light 15h 38m
Length of Day
14h 35m
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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