GPS-derived Heights Webinars

When Oct 06, 2009 08:00 AM to
Oct 07, 2009 05:00 PM
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NOAA's National Geodetic Survey will present two webinars on understanding and achieving GPS-derived orthometric heights at centimerter-level accuracy, based on NOAA Technical Memorandums NOS NGS-58 and 59. To review the program, visit

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