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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 6:38 AM EDT 1:26 PM EDT 8:14 PM EDT
Civil Twilight 6:13 AM EDT   8:40 PM EDT
Nautical Twilight 5:42 AM EDT   9:11 PM EDT
Astronomical Twilight 5:10 AM EDT   9:43 PM EDT
Altitude -0.8° 81.7° -0.8°
Azimuth 67.2° 180.0° 293.0°
Hour Angle of the Sun 101.9° 102.0° -102.0°
Mean Anomaly of the Sun 133.12° 133.40° 133.67°
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 1:50 PM EDT   1:54 AM EDT
Length Of Visible Light 14h 27m
Length of Day
13h 35m
First Quarter, 54% 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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