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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:43 AM PDT 1:02 PM PDT 8:22 PM PDT
Civil Twilight 5:11 AM PDT   8:54 PM PDT
Nautical Twilight 4:31 AM PDT   9:34 PM PDT
Astronomical Twilight 3:46 AM PDT   10:19 PM PDT
Altitude -0.8° 69.1° -0.8°
Azimuth 62.1° 180.0° 298.1°
Hour Angle of the Sun 109.8° 109.9° -109.9°
Mean Anomaly of the Sun 135.17° 135.47° 135.77°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.47° 57.78° 58.09°
Sun Declination 20.08° 20.14° 20.20°
Moon 3:33 PM PDT   2:43 AM PDT
Length Of Visible Light 15h 42m
Length of Day
14h 39m
Waxing Gibbous, 77% 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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