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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:31 AM EDT 1:27 PM EDT 8:22 PM EDT
Civil Twilight 6:04 AM EDT   8:50 PM EDT
Nautical Twilight 5:31 AM EDT   9:22 PM EDT
Astronomical Twilight 4:57 AM EDT   9:57 PM EDT
Altitude -0.8° 77.8° -0.8°
Azimuth 66.1° 180.0° 294.0°
Hour Angle of the Sun 103.9° 103.9° -104.0°
Mean Anomaly of the Sun 133.11° 133.40° 133.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.39° 55.67° 55.96°
Sun Declination 19.63° 19.70° 19.76°
Moon 1:49 PM EDT   1:57 AM EDT
Length Of Visible Light 14h 45m
Length of Day
13h 51m
First Quarter, 55% 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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