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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:21 AM PDT 1:06 PM PDT 8:51 PM PDT
Civil Twilight 4:42 AM PDT   9:30 PM PDT
Nautical Twilight 3:51 AM PDT   10:22 PM PDT
Astronomical Twilight 2:41 AM PDT   11:33 PM PDT
Altitude -0.8° 61.8° -0.8°
Azimuth 57.3° 180.0° 302.9°
Hour Angle of the Sun 116.2° 116.3° -116.4°
Mean Anomaly of the Sun 136.14° 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 4:55 PM PDT   3:11 AM PDT
Length Of Visible Light 16h 47m
Length of Day
15h 30m
Waxing Gibbous, 81% 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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