Worldwide Soaring Turnpoint Exchange

Unofficial Coordinates for the Williams Soaring Center, California Control Points



Courtesy of Peter J. Kelly ( pjkelly(at)sonic.net )
Dated: 17 April 2010
Magnetic Variation: 14.6E
Time zone: US/Pacific, summer offset from GMT is -7:00 and in winter it is -8:00.

Information about the VSA Racing Series is available at www.valleysoaring.net/race.htm

The primary specification of the waypoint coordinates is degrees and decimal minutes


File Name/Version wsc10

Names: TP Names are alphabetical with WSC (the home base)listed first with a numeral one preceding the name WSC

Elevations: Many Elevations are rounded.

Classification of each TP is contained in the name Last 3 characters of each TP will be one of these three - R = Runway on sectional, - E = Emergency Landing area, - U = Unlandable area

Qualification: After the letter is a qualification number 1, 2, or 3 is good, 7, 8, or 9 is bad.

Comments at end of line may include:


Notice about Landing Sites: Choice of landing sites is a pilot's personal responsibility.   The Landing Attribute L has been amended to a few of the control points that MAY have been landable in the past, but they may not be landable any longer.   Pilots must decide for themselves which control points may be landable for them, and then add or delete attributes as appropriate.

Current Local Satellite Image from the Weather Underground®

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Do not use for navigation, for flight verification only.

Always consult the relevant publications for current and correct
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User assumes all risk of use.


"Please note that private use airports in the FAA's National
Airspace System are for the use of the owner only or with the
permission of the owner only. Other users are not authorized
and should not be attempting to land at private use airports."

Use is subject to these conditions.


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Select 'view information about the format of the document' for a description of the material.


view the document Control Points [316.4 kB] , or download the pdf document and display it [19.3 kB]. view information about the format of the document

view the document Files formatted for downloading and importing into your programs view information about the format of the document

view the document Map [10.8 kB] , download the pdf document and display it [51.2 kB], link to, or VIEW GOOGLE EARTH [6.8 kB] view information about the format of the document

link to Task planner view information about the format of the document

link to Airspace

download the file view the file Map Marking information [12.0 kB] view information about the format of the file  , or download the pdf document and display it [10.8 kB].

download the file view the file Waypoint Names and Numbers [2.8 kB] view information about the format of the file

download the file view the file Waypoint Name Abbreviations, ICAO ID's, and Coordinates [18.3 kB] view information about the format of the file

download the file view the file Sunset times [2.6 kB]

view the document Change History



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Please contact John Leibacher with any suggestions concerning this material.