Astronomy
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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:55 AM PDT 1:04 PM PDT 8:14 PM PDT
Civil Twilight 5:25 AM PDT   8:44 PM PDT
Nautical Twilight 4:49 AM PDT   9:20 PM PDT
Astronomical Twilight 4:10 AM PDT   10:00 PM PDT
Altitude -0.8° 73.4° -0.8°
Azimuth 63.6° 180.0° 296.6°
Hour Angle of the Sun 107.3° 107.4° -107.4°
Mean Anomaly of the Sun 136.17° 136.46° 136.75°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.48° 58.78° 59.08°
Sun Declination 20.28° 20.34° 20.40°
Moon 4:38 PM PDT (5/21)   3:20 AM PDT (5/21)
Length Of Visible Light 15h 18m
Length of Day
14h 18m
Waxing Gibbous, 88% of the Moon is Illuminated
May 22
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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