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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:05 AM EDT 1:20 PM EDT 8:35 PM EDT
Civil Twilight 5:34 AM EDT   9:06 PM EDT
Nautical Twilight 4:56 AM EDT   9:44 PM EDT
Astronomical Twilight 4:13 AM EDT   10:28 PM EDT
Altitude -0.8° 69.7° -0.8°
Azimuth 63.2° 180.0° 297.0°
Hour Angle of the Sun 108.6° 108.7° -108.8°
Mean Anomaly of the Sun 133.09° 133.39° 133.69°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.37° 55.67° 55.97°
Sun Declination 19.63° 19.70° 19.76°
Moon 1:37 PM EDT (5/18)   1:57 AM EDT (5/18)
Length Of Visible Light 15h 31m
Length of Day
14h 29m
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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