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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:48 AM PDT 12:50 PM PDT 7:52 PM PDT
Civil Twilight 5:20 AM PDT   8:20 PM PDT
Nautical Twilight 4:46 AM PDT   8:54 PM PDT
Astronomical Twilight 4:09 AM PDT   9:31 PM PDT
Altitude -0.8° 76.0° -0.8°
Azimuth 64.9° 180.0° 295.3°
Hour Angle of the Sun 105.4° 105.5° -105.5°
Mean Anomaly of the Sun 135.18° 135.46° 135.75°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.48° 57.77° 58.06°
Sun Declination 20.08° 20.14° 20.20°
Moon 3:16 PM PDT (5/20)   2:32 AM PDT (5/20)
Length Of Visible Light 15h 00m
Length of Day
14h 03m
Waxing Gibbous, 79% 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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