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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:23 AM EDT 12:49 PM EDT 8:16 PM EDT
Civil Twilight 4:50 AM EDT   8:50 PM EDT
Nautical Twilight 4:07 AM EDT   9:32 PM EDT
Astronomical Twilight 3:18 AM EDT   10:22 PM EDT
Altitude -0.8° 67.2° -0.8°
Azimuth 60.8° 180.0° 299.4°
Hour Angle of the Sun 111.5° 111.6° -111.7°
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° 20.38°
Moon 4:21 PM EDT (5/21)   2:56 AM EDT (5/21)
Length Of Visible Light 15h 59m
Length of Day
14h 52m
Waxing Gibbous, 87% 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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