Andreas, The coordinate bounds concept can cover this situation. See Section 7.1 of the CF Conventions document<http://cf-pcmdi.llnl.gov/documents/cf-conventions/1.6/cf-conventions.html#cell-boundaries> and read the bit about 2D coordinates with 4-sided cells.
Grace and peace, Jim On Wed, Mar 20, 2013 at 5:50 PM, Andreas Hilboll <[email protected]> wrote: > I was wondering if it is possible to describe the pixel geometry of > satellite measurements in CF. In atmospheric trace gas remote sensing, > an individual measurement's location is often described by the center > point's lat/lon coordinates plus the four pixel corner points' lat/lon > coordinates. One measurement's location is thus described by a total of > five lat/lon points. > > If it were only the center point, then I would know how to use a > "discrete sampling geometry" with a "trajectory" feature. > > How can I describe the four corner points? > > Cheers, Andreas. > _______________________________________________ > CF-metadata mailing list > [email protected] > http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata > -- Jim Biard Research Scholar Cooperative Institute for Climate and Satellites Remote Sensing and Applications Division National Climatic Data Center 151 Patton Ave, Asheville, NC 28801-5001 [email protected] 828-271-4900
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