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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:51 AM PDT 12:58 PM PDT 8:07 PM PDT
Civil Twilight 5:21 AM PDT   8:36 PM PDT
Nautical Twilight 4:45 AM PDT   9:13 PM PDT
Astronomical Twilight 4:05 AM PDT   9:52 PM PDT
Altitude -0.8° 72.4° -0.8°
Azimuth 64.3° 180.0° 295.9°
Hour Angle of the Sun 107.0° 107.0° -107.1°
Mean Anomaly of the Sun 133.21° 133.50° 133.79°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.48° 55.78° 56.07°
Sun Declination 19.65° 19.72° 19.78°
Moon 1:24 PM PDT   1:37 AM PDT
Length Of Visible Light 15h 15m
Length of Day
14h 16m
First Quarter, 52% 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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