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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:08 AM EDT 1:19 PM EDT 8:30 PM EDT
Civil Twilight 5:38 AM EDT   9:00 PM EDT
Nautical Twilight 5:01 AM EDT   9:37 PM EDT
Astronomical Twilight 4:21 AM EDT   10:17 PM EDT
Altitude -0.8° 72.7° -0.8°
Azimuth 63.4° 180.0° 296.8°
Hour Angle of the Sun 107.7° 107.8° -107.8°
Mean Anomaly of the Sun 136.05° 136.35° 136.64°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.37° 58.67° 58.97°
Sun Declination 20.26° 20.32° 20.38°
Moon 4:46 PM EDT   3:30 AM EDT
Length Of Visible Light 15h 21m
Length of Day
14h 22m
Waxing Gibbous, 82% 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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