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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:20 AM EDT 12:42 PM EDT 8:04 PM EDT
Civil Twilight 4:48 AM EDT   8:36 PM EDT
Nautical Twilight 4:08 AM EDT   9:17 PM EDT
Astronomical Twilight 3:21 AM EDT   10:04 PM EDT
Altitude -0.8° 68.7° -0.8°
Azimuth 61.6° 180.0° 298.6°
Hour Angle of the Sun 110.4° 110.4° -110.5°
Mean Anomaly of the Sun 136.02° 136.32° 136.62°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.33° 58.64° 58.95°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:12 PM EDT   2:50 AM EDT
Length Of Visible Light 15h 48m
Length of Day
14h 43m
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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