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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:26 AM EDT 12:53 PM EDT 8:20 PM EDT
Civil Twilight 4:52 AM EDT   8:55 PM EDT
Nautical Twilight 4:08 AM EDT   9:38 PM EDT
Astronomical Twilight 3:17 AM EDT   10:30 PM EDT
Altitude -0.8° 65.3° -0.8°
Azimuth 61.0° 180.0° 299.2°
Hour Angle of the Sun 111.8° 111.8° -111.9°
Mean Anomaly of the Sun 133.07° 133.37° 133.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.34° 55.65° 55.96°
Sun Declination 19.62° 19.69° 19.76°
Moon 1:06 PM EDT (5/18)   1:33 AM EDT (5/18)
Length Of Visible Light 16h 03m
Length of Day
14h 54m
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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