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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:44 AM PDT 1:10 PM PDT 8:36 PM PDT
Civil Twilight 5:11 AM PDT   9:09 PM PDT
Nautical Twilight 4:28 AM PDT   9:52 PM PDT
Astronomical Twilight 3:39 AM PDT   10:41 PM PDT
Altitude -0.8° 66.9° -0.8°
Azimuth 61.0° 180.0° 299.2°
Hour Angle of the Sun 111.4° 111.5° -111.5°
Mean Anomaly of the Sun 135.17° 135.48° 135.78°
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 3:42 PM PDT (5/20)   2:50 AM PDT (5/20)
Length Of Visible Light 15h 58m
Length of Day
14h 51m
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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