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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:12 AM EDT 1:35 PM EDT 8:58 PM EDT
Civil Twilight 5:40 AM EDT   9:30 PM EDT
Nautical Twilight 4:59 AM EDT   10:11 PM EDT
Astronomical Twilight 4:12 AM EDT   10:58 PM EDT
Altitude -0.8° 68.4° -0.8°
Azimuth 61.4° 180.0° 298.8°
Hour Angle of the Sun 110.6° 110.7° -110.7°
Mean Anomaly of the Sun 136.06° 136.36° 136.66°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.37° 58.68° 58.99°
Sun Declination 20.26° 20.32° 20.38°
Moon 5:07 PM EDT (5/21)   3:43 AM EDT (5/21)
Length Of Visible Light 15h 50m
Length of Day
14h 45m
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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