Astronomy
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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:12 AM EDT 12:43 PM EDT 8:13 PM EDT
Civil Twilight 4:38 AM EDT   8:48 PM EDT
Nautical Twilight 3:54 AM EDT   9:32 PM EDT
Astronomical Twilight 3:01 AM EDT   10:25 PM EDT
Altitude -0.8° 65.9° -0.8°
Azimuth 60.1° 180.0° 300.1°
Hour Angle of the Sun 112.5° 112.6° -112.7°
Mean Anomaly of the Sun 136.01° 136.32° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.33° 58.64° 58.96°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:16 PM EDT   2:48 AM EDT
Length Of Visible Light 16h 10m
Length of Day
15h 00m
Waxing Gibbous, 85% 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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