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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:39 AM EDT 12:57 PM EDT 8:16 PM EDT
Civil Twilight 5:07 AM EDT   8:48 PM EDT
Nautical Twilight 4:28 AM EDT   9:28 PM EDT
Astronomical Twilight 3:43 AM EDT   10:13 PM EDT
Altitude -0.8° 68.3° -0.8°
Azimuth 62.6° 180.0° 297.6°
Hour Angle of the Sun 109.5° 109.6° -109.7°
Mean Anomaly of the Sun 133.08° 133.38° 133.68°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.35° 55.65° 55.96°
Sun Declination 19.63° 19.69° 19.76°
Moon 1:13 PM EDT   1:35 AM EDT
Length Of Visible Light 15h 40m
Length of Day
14h 36m
First Quarter, 53% 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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