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Astronomy
May. 18, 2013 Rise Solar Noon Set
Actual Time 5:46 AM PDT 1:06 PM PDT 8:28 PM PDT
Civil Twilight 5:14 AM PDT   9:00 PM PDT
Nautical Twilight 4:33 AM PDT   9:41 PM PDT
Astronomical Twilight 3:47 AM PDT   10:28 PM PDT
Altitude -0.8° 67.6° -0.8°
Azimuth 62.2° 180.0° 298.0°
Hour Angle of the Sun 110.1° 110.2° -110.3°
Mean Anomaly of the Sun 133.20° 133.51° 133.81°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 55.48° 55.78° 56.09°
Sun Declination 19.65° 19.72° 19.79°
Moon 1:29 PM PDT (5/18)   1:49 AM PDT (5/18)
Length Of Visible Light 15h 46m
Length of Day
14h 41m
First Quarter, 60% of the Moon is Illuminated
May 19
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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