Astronomy
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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 6:20 AM EDT 1:30 PM EDT 8:40 PM EDT
Civil Twilight 5:50 AM EDT   9:10 PM EDT
Nautical Twilight 5:13 AM EDT   9:46 PM EDT
Astronomical Twilight 4:33 AM EDT   10:27 PM EDT
Altitude -0.8° 72.6° -0.8°
Azimuth 63.7° 180.0° 296.5°
Hour Angle of the Sun 107.5° 107.5° -107.6°
Mean Anomaly of the Sun 135.07° 135.37° 135.66°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.37° 57.67° 57.97°
Sun Declination 20.06° 20.12° 20.18°
Moon 3:52 PM EDT (5/20)   3:08 AM EDT (5/20)
Length Of Visible Light 15h 19m
Length of Day
14h 20m
Waxing Gibbous, 78% 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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