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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:36 AM EDT 12:53 PM EDT 8:10 PM EDT
Civil Twilight 5:05 AM EDT   8:41 PM EDT
Nautical Twilight 4:26 AM EDT   9:20 PM EDT
Astronomical Twilight 3:42 AM EDT   10:05 PM EDT
Altitude -0.8° 69.0° -0.8°
Azimuth 62.9° 180.0° 297.3°
Hour Angle of the Sun 109.1° 109.2° -109.2°
Mean Anomaly of the Sun 133.07° 133.37° 133.67°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.35° 55.65° 55.95°
Sun Declination 19.63° 19.69° 19.76°
Moon 1:08 PM EDT (5/18)   1:30 AM EDT (5/18)
Length Of Visible Light 15h 36m
Length of Day
14h 33m
First Quarter, 60% 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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