Astronomy
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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:20 AM EDT 12:46 PM EDT 8:13 PM EDT
Civil Twilight 4:47 AM EDT   8:47 PM EDT
Nautical Twilight 4:04 AM EDT   9:30 PM EDT
Astronomical Twilight 3:14 AM EDT   10:20 PM EDT
Altitude -0.8° 66.6° -0.8°
Azimuth 60.9° 180.0° 299.3°
Hour Angle of the Sun 111.6° 111.6° -111.7°
Mean Anomaly of the Sun 135.03° 135.34° 135.65°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.33° 57.64° 57.95°
Sun Declination 20.05° 20.11° 20.17°
Moon 3:10 PM EDT   2:23 AM EDT
Length Of Visible Light 16h 00m
Length of Day
14h 53m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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