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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:50 AM EDT 1:03 PM EDT 8:16 PM EDT
Civil Twilight 5:19 AM EDT   8:46 PM EDT
Nautical Twilight 4:42 AM EDT   9:24 PM EDT
Astronomical Twilight 4:00 AM EDT   10:06 PM EDT
Altitude -0.8° 71.4° -0.8°
Azimuth 63.2° 180.0° 297.0°
Hour Angle of the Sun 108.2° 108.3° -108.3°
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° 57.96°
Sun Declination 20.05° 20.11° 20.18°
Moon 3:24 PM EDT (5/20)   2:40 AM EDT (5/20)
Length Of Visible Light 15h 26m
Length of Day
14h 26m
Waxing Gibbous, 78% 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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