![]() Each grid consists of 21,600 rows x 43,200 columns, giving 933,120,000 data points. The complete data sets give global coverage, spanning 90°N, 180°W to 90°S, 180☎ on a 30 arc-second grid. GEBCO_2014 Grid and GEBCO_2014 Source Identifier Grid The data values represent elevation in metres, with negative values for bathymetric depths and positive values for topographic heights. ![]() The data section that contains the actual values for each dimension and variable. An illustration of the GEBCO_2014 CF header View the CF header in Adobe PDF (59 KB) is available as an Adobe PDF file. ![]() For more information please refer to the components of a BODC CF-compliant netCDF file, hosted on the British Oceanographic Data Centre (BODC) web site. The CF metadata header is split into a number of components, namely dimensions, variables and global attributes.
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