GPS Reference Data

Data Files:

Download Files:
Click here to browse and download the 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.

File Naming:

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 in Pacific Time (24-hour format).


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