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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:31 AM EDT 12:50 PM EDT 8:09 PM EDT
Civil Twilight 4:59 AM EDT   8:41 PM EDT
Nautical Twilight 4:20 AM EDT   9:21 PM EDT
Astronomical Twilight 3:35 AM EDT   10:06 PM EDT
Altitude -0.8° 69.6° -0.8°
Azimuth 62.0° 180.0° 298.1°
Hour Angle of the Sun 109.7° 109.8° -109.9°
Mean Anomaly of the Sun 136.03° 136.33° 136.63°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.34° 58.65° 58.95°
Sun Declination 20.25° 20.31° 20.37°
Moon 4:19 PM EDT   2:59 AM EDT
Length Of Visible Light 15h 41m
Length of Day
14h 38m
Waxing Gibbous, 86% 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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