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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:49 AM EDT 1:07 PM EDT 8:26 PM EDT
Civil Twilight 5:17 AM EDT   8:57 PM EDT
Nautical Twilight 4:37 AM EDT   9:37 PM EDT
Astronomical Twilight 3:52 AM EDT   10:23 PM EDT
Altitude -0.8° 68.4° -0.8°
Azimuth 62.6° 180.0° 297.6°
Hour Angle of the Sun 109.5° 109.6° -109.7°
Mean Anomaly of the Sun 133.08° 133.38° 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 1:23 PM EDT (5/18)   1:45 AM EDT (5/18)
Length Of Visible Light 15h 40m
Length of Day
14h 36m
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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