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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:54 AM PDT 1:07 PM PDT 8:21 PM PDT
Civil Twilight 5:24 AM PDT   8:51 PM PDT
Nautical Twilight 4:46 AM PDT   9:29 PM PDT
Astronomical Twilight 4:05 AM PDT   10:10 PM PDT
Altitude -0.8° 71.9° -0.8°
Azimuth 63.0° 180.0° 297.2°
Hour Angle of the Sun 108.3° 108.3° -108.4°
Mean Anomaly of the Sun 136.17° 136.46° 136.76°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.48° 58.79° 59.09°
Sun Declination 20.28° 20.34° 20.40°
Moon 4:43 PM PDT   3:22 AM PDT
Length Of Visible Light 15h 27m
Length of Day
14h 26m
Waxing Gibbous, 83% 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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