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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:38 AM EDT 1:32 PM EDT 8:27 PM EDT
Civil Twilight 6:11 AM EDT   8:53 PM EDT
Nautical Twilight 5:39 AM EDT   9:25 PM EDT
Astronomical Twilight 5:05 AM EDT   10:00 PM EDT
Altitude -0.8° 80.0° -0.8°
Azimuth 65.8° 180.0° 294.3°
Hour Angle of the Sun 103.5° 103.6° -103.6°
Mean Anomaly of the Sun 136.07° 136.36° 136.64°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.39° 58.68° 58.97°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:53 PM EDT (5/21)   3:49 AM EDT (5/21)
Length Of Visible Light 14h 42m
Length of Day
13h 48m
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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