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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:41 AM EDT 12:57 PM EDT 8:13 PM EDT
Civil Twilight 5:09 AM EDT   8:44 PM EDT
Nautical Twilight 4:31 AM EDT   9:23 PM EDT
Astronomical Twilight 3:48 AM EDT   10:07 PM EDT
Altitude -0.8° 70.2° -0.8°
Azimuth 62.6° 180.0° 297.5°
Hour Angle of the Sun 109.0° 109.1° -109.1°
Mean Anomaly of the Sun 135.05° 135.35° 135.65°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.35° 57.65° 57.95°
Sun Declination 20.05° 20.11° 20.17°
Moon 3:18 PM EDT   2:34 AM EDT
Length Of Visible Light 15h 35m
Length of Day
14h 32m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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