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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:11 AM PDT 12:44 PM PDT 8:18 PM PDT
Civil Twilight 4:35 AM PDT   8:54 PM PDT
Nautical Twilight 3:48 AM PDT   9:41 PM PDT
Astronomical Twilight 2:52 AM PDT   10:38 PM PDT
Altitude -0.8° 63.4° -0.8°
Azimuth 59.8° 180.0° 300.4°
Hour Angle of the Sun 113.4° 113.4° -113.5°
Mean Anomaly of the Sun 133.18° 133.49° 133.80°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.45° 55.77° 56.08°
Sun Declination 19.65° 19.72° 19.78°
Moon 1:03 PM PDT   1:30 AM PDT
Length Of Visible Light 16h 19m
Length of Day
15h 07m
First Quarter, 54% 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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