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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 4:59 AM EDT 12:29 PM EDT 8:00 PM EDT
Civil Twilight 4:24 AM EDT   8:34 PM EDT
Nautical Twilight 3:40 AM EDT   9:19 PM EDT
Astronomical Twilight 2:48 AM EDT   10:11 PM EDT
Altitude -0.8° 65.9° -0.8°
Azimuth 60.1° 180.0° 300.1°
Hour Angle of the Sun 112.5° 112.6° -112.7°
Mean Anomaly of the Sun 136.01° 136.31° 136.62°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.32° 58.63° 58.95°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:01 PM EDT (5/21)   2:34 AM EDT (5/21)
Length Of Visible Light 16h 09m
Length of Day
15h 00m
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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