GPS Reference Data

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Download the GPS Data Files

Note that the data files indexes are extremely large and may require several minutes to display over slow connections. You may be prompted to install a component when using the File Exchange tool to download the files.

The directory structure is RefData.YY/Month.XXX/Day.DD where YY is that last two digits of the year, XXX is an abbreviation for the month and DD is the day of the month.

Each file is named using a format. Where YY is the last 2 digits of the year, MM is the month, DD is the day of the month and HH is the start time of the data file inPacific Time (24-hour format).

If you have any comments please Email them to the Reference station administrator at