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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:42 AM PDT 12:55 PM PDT 8:10 PM PDT
Civil Twilight 5:11 AM PDT   8:40 PM PDT
Nautical Twilight 4:33 AM PDT   9:18 PM PDT
Astronomical Twilight 3:52 AM PDT   10:00 PM PDT
Altitude -0.8° 71.6° -0.8°
Azimuth 62.9° 180.0° 297.3°
Hour Angle of the Sun 108.4° 108.5° -108.6°
Mean Anomaly of the Sun 136.16° 136.45° 136.75°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.47° 58.78° 59.08°
Sun Declination 20.28° 20.34° 20.40°
Moon 4:31 PM PDT   3:10 AM PDT
Length Of Visible Light 15h 29m
Length of Day
14h 28m
Waxing Gibbous, 82% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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