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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:38 AM PDT 12:54 PM PDT 8:10 PM PDT
Civil Twilight 5:07 AM PDT   8:41 PM PDT
Nautical Twilight 4:28 AM PDT   9:20 PM PDT
Astronomical Twilight 3:45 AM PDT   10:03 PM PDT
Altitude -0.8° 70.3° -0.8°
Azimuth 62.7° 180.0° 297.5°
Hour Angle of the Sun 109.0° 109.0° -109.1°
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° 57.77° 58.08°
Sun Declination 20.08° 20.14° 20.20°
Moon 3:23 PM PDT   2:35 AM PDT
Length Of Visible Light 15h 34m
Length of Day
14h 32m
Waxing Gibbous, 75% 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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