Astronomy

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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 5:03 AM PDT 12:41 PM PDT 8:19 PM PDT
Civil Twilight 4:27 AM PDT   8:55 PM PDT
Nautical Twilight 3:39 AM PDT   9:43 PM PDT
Astronomical Twilight 2:40 AM PDT   10:43 PM PDT
Altitude -0.8° 63.8° -0.8°
Azimuth 58.7° 180.0° 301.5°
Hour Angle of the Sun 114.3° 114.4° -114.5°
Mean Anomaly of the Sun 136.13° 136.44° 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 4:26 PM PDT   2:48 AM PDT
Length Of Visible Light 16h 28m
Length of Day
15h 15m
Waxing Gibbous, 82% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter