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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:24 AM EDT 12:47 PM EDT 8:12 PM EDT
Civil Twilight 4:51 AM EDT   8:45 PM EDT
Nautical Twilight 4:09 AM EDT   9:26 PM EDT
Astronomical Twilight 3:22 AM EDT   10:15 PM EDT
Altitude -0.8° 67.9° -0.8°
Azimuth 61.2° 180.0° 299.0°
Hour Angle of the Sun 111.0° 111.0° -111.1°
Mean Anomaly of the Sun 136.02° 136.33° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.34° 58.65° 58.96°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:18 PM EDT   2:55 AM EDT
Length Of Visible Light 15h 54m
Length of Day
14h 48m
Waxing Gibbous, 83% 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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