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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:25 AM PDT 1:05 PM PDT 8:46 PM PDT
Civil Twilight 4:48 AM PDT   9:24 PM PDT
Nautical Twilight 3:59 AM PDT   10:13 PM PDT
Astronomical Twilight 2:56 AM PDT   11:17 PM PDT
Altitude -0.8° 63.0° -0.8°
Azimuth 58.2° 180.0° 302.0°
Hour Angle of the Sun 115.0° 115.1° -115.2°
Mean Anomaly of the Sun 136.15° 136.46° 136.78°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.46° 58.78° 59.11°
Sun Declination 20.28° 20.34° 20.40°
Moon 4:53 PM PDT (5/21)   3:12 AM PDT (5/21)
Length Of Visible Light 16h 35m
Length of Day
15h 21m
Waxing Gibbous, 86% 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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