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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:56 AM PDT 1:12 PM PDT 8:30 PM PDT
Civil Twilight 5:24 AM PDT   9:01 PM PDT
Nautical Twilight 4:45 AM PDT   9:41 PM PDT
Astronomical Twilight 4:01 AM PDT   10:25 PM PDT
Altitude -0.8° 68.9° -0.8°
Azimuth 62.8° 180.0° 297.4°
Hour Angle of the Sun 109.2° 109.3° -109.3°
Mean Anomaly of the Sun 133.21° 133.51° 133.81°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.49° 55.79° 56.09°
Sun Declination 19.66° 19.72° 19.79°
Moon 1:36 PM PDT   1:54 AM PDT
Length Of Visible Light 15h 37m
Length of Day
14h 34m
First Quarter, 56% of the Moon is Illuminated
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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