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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:50 AM EDT 1:02 PM EDT 8:14 PM EDT
Civil Twilight 5:20 AM EDT   8:44 PM EDT
Nautical Twilight 4:43 AM EDT   9:21 PM EDT
Astronomical Twilight 4:02 AM EDT   10:03 PM EDT
Altitude -0.8° 71.8° -0.8°
Azimuth 63.4° 180.0° 296.8°
Hour Angle of the Sun 107.9° 108.0° -108.0°
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 3:23 PM EDT (5/20)   2:39 AM EDT (5/20)
Length Of Visible Light 15h 24m
Length of Day
14h 23m
Waxing Gibbous, 79% 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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