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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:38 AM PDT 12:40 PM PDT 7:43 PM PDT
Civil Twilight 5:10 AM PDT   8:11 PM PDT
Nautical Twilight 4:35 AM PDT   8:46 PM PDT
Astronomical Twilight 3:59 AM PDT   9:23 PM PDT
Altitude -0.8° 76.2° -0.8°
Azimuth 64.6° 180.0° 295.5°
Hour Angle of the Sun 105.6° 105.7° -105.7°
Mean Anomaly of the Sun 136.16° 136.44° 136.73°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.47° 58.77° 59.06°
Sun Declination 20.28° 20.34° 20.40°
Moon 4:10 PM PDT (5/21)   2:58 AM PDT (5/21)
Length Of Visible Light 15h 01m
Length of Day
14h 05m
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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