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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:17 AM EDT 1:19 PM EDT 8:21 PM EDT
Civil Twilight 5:49 AM EDT   8:49 PM EDT
Nautical Twilight 5:15 AM EDT   9:24 PM EDT
Astronomical Twilight 4:38 AM EDT   10:00 PM EDT
Altitude -0.8° 76.4° -0.8°
Azimuth 64.7° 180.0° 295.4°
Hour Angle of the Sun 105.5° 105.5° -105.6°
Mean Anomaly of the Sun 136.06° 136.35° 136.64°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.37° 58.67° 58.96°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:42 PM EDT (5/21)   3:33 AM EDT (5/21)
Length Of Visible Light 15h 00m
Length of Day
14h 04m
Waxing Gibbous, 87% 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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