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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:32 AM EDT 1:25 PM EDT 8:18 PM EDT
Civil Twilight 6:06 AM EDT   8:45 PM EDT
Nautical Twilight 5:34 AM EDT   9:17 PM EDT
Astronomical Twilight 5:01 AM EDT   9:50 PM EDT
Altitude -0.8° 80.6° -0.8°
Azimuth 66.0° 180.0° 294.1°
Hour Angle of the Sun 103.2° 103.2° -103.3°
Mean Anomaly of the Sun 136.07° 136.35° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.38° 58.67° 58.96°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:45 PM EDT (5/21)   3:42 AM EDT (5/21)
Length Of Visible Light 14h 38m
Length of Day
13h 45m
Waxing Gibbous, 86% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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