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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:57 AM EDT 1:11 PM EDT 8:25 PM EDT
Civil Twilight 5:26 AM EDT   8:56 PM EDT
Nautical Twilight 4:48 AM EDT   9:35 PM EDT
Astronomical Twilight 4:06 AM EDT   10:17 PM EDT
Altitude -0.8° 70.0° -0.8°
Azimuth 63.3° 180.0° 296.8°
Hour Angle of the Sun 108.4° 108.5° -108.6°
Mean Anomaly of the Sun 133.09° 133.39° 133.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.36° 55.66° 55.96°
Sun Declination 19.63° 19.69° 19.76°
Moon 1:28 PM EDT (5/18)   1:48 AM EDT (5/18)
Length Of Visible Light 15h 29m
Length of Day
14h 28m
First Quarter, 59% of the Moon is Illuminated
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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