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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:02 AM PDT 12:44 PM PDT 8:26 PM PDT
Civil Twilight 4:24 AM PDT   9:04 PM PDT
Nautical Twilight 3:34 AM PDT   9:55 PM PDT
Astronomical Twilight 2:29 AM PDT   11:01 PM PDT
Altitude -0.8° 62.6° -0.8°
Azimuth 57.9° 180.0° 302.3°
Hour Angle of the Sun 115.4° 115.5° -115.6°
Mean Anomaly of the Sun 136.13° 136.45° 136.76°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.45° 58.77° 59.09°
Sun Declination 20.27° 20.34° 20.40°
Moon 4:31 PM PDT   2:50 AM PDT
Length Of Visible Light 16h 40m
Length of Day
15h 24m
Waxing Gibbous, 84% 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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