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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:21 AM EDT 12:45 PM EDT 8:09 PM EDT
Civil Twilight 4:48 AM EDT   8:42 PM EDT
Nautical Twilight 4:07 AM EDT   9:24 PM EDT
Astronomical Twilight 3:19 AM EDT   10:12 PM EDT
Altitude -0.8° 68.0° -0.8°
Azimuth 61.2° 180.0° 299.0°
Hour Angle of the Sun 110.9° 111.0° -111.1°
Mean Anomaly of the Sun 136.02° 136.32° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.34° 58.64° 58.95°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:16 PM EDT (5/21)   2:52 AM EDT (5/21)
Length Of Visible Light 15h 53m
Length of Day
14h 48m
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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