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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:31 AM EDT 12:56 PM EDT 8:22 PM EDT
Civil Twilight 4:57 AM EDT   8:56 PM EDT
Nautical Twilight 4:15 AM EDT   9:38 PM EDT
Astronomical Twilight 3:26 AM EDT   10:27 PM EDT
Altitude -0.8° 66.9° -0.8°
Azimuth 61.1° 180.0° 299.1°
Hour Angle of the Sun 111.3° 111.4° -111.5°
Mean Anomaly of the Sun 135.04° 135.35° 135.65°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.34° 57.65° 57.96°
Sun Declination 20.05° 20.11° 20.18°
Moon 3:20 PM EDT   2:33 AM EDT
Length Of Visible Light 15h 58m
Length of Day
14h 51m
Waxing Gibbous, 72% 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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