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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:00 AM EDT 12:34 PM EDT 8:09 PM EDT
Civil Twilight 4:24 AM EDT   8:45 PM EDT
Nautical Twilight 3:37 AM EDT   9:32 PM EDT
Astronomical Twilight 2:39 AM EDT   10:31 PM EDT
Altitude -0.8° 63.1° -0.8°
Azimuth 59.7° 180.0° 300.5°
Hour Angle of the Sun 113.6° 113.7° -113.7°
Mean Anomaly of the Sun 133.05° 133.36° 133.67°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.32° 55.64° 55.95°
Sun Declination 19.62° 19.69° 19.76°
Moon 12:44 PM EDT (5/18)   1:17 AM EDT (5/18)
Length Of Visible Light 16h 21m
Length of Day
15h 09m
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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