Astronomy
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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:35 AM PDT 1:09 PM PDT 8:44 PM PDT
Civil Twilight 4:58 AM PDT   9:21 PM PDT
Nautical Twilight 4:12 AM PDT   10:08 PM PDT
Astronomical Twilight 3:14 AM PDT   11:06 PM PDT
Altitude -0.8° 63.1° -0.8°
Azimuth 59.7° 180.0° 300.6°
Hour Angle of the Sun 113.6° 113.7° -113.8°
Mean Anomaly of the Sun 133.20° 133.51° 133.82°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.47° 55.79° 56.10°
Sun Declination 19.65° 19.72° 19.79°
Moon 1:29 PM PDT   1:56 AM PDT
Length Of Visible Light 16h 22m
Length of Day
15h 09m
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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