SOPAC archives RINEX observation (rinex/obs), navigation (nav), meteorological (met), and raw continuous GPS data from arrays around the world. In addition, several product files are available. These are:
- gfiles: orbit files that can only be used in GAMIT GPS data processing.
- combinations: weekly GLOBK processing results. Weekly orbits, repeatabilities, positions and more, in GAMIT/GLOBK format.]
- hfiles: the official GAMIT solution exchange file. ASCII file, with coordinates,orbits and the full variance-covariance matrix. Can be used as pseudo-observations into the GLOBK package.
- products: sp3 precise ephemeris orbits, sinex files, analysis summary files, earth orientation files and clock files derived by a variety of analysis centers as well as the official IGS products.
Data are available via two web-based data browsers, described next, and via http or ftp. http/ftp instructions are listed at the end of this document.
Data By Site This data browser provides a listing of the rinex obs, met, nav and raw GPS data available on the SOPAC archive for the site(s) and/or array(s) provided, over the time period specified.
Select the begin and end dates and site/arrays of interest, and click the "Show Availability" button. A listing of available sites and their files is displayed. Observation files are listed as a file completion percentage (1-100%). Navigation and meteorological files display "N" and "M", respectively. '-' indicates that no file is available.
Click on the site name for site information. Select the file completion percentage value (or letter) to view/download the respective file.
Data By Date Lists all site data available for the single day and data type provided by the user. Select a data type, day and year. Click on 'Show Data' to see a listing of files for the day/data type selected. Then select a file for view/download.
Please note that for data types gfiles, hfiles, products and combinations, the day/year selected is converted to a GPS week and all files for that week/data type are displayed.
SOPAC Data Archive http/ftp instructions:
- http / ftp garner.ucsd.edu
- login: anonymous; password: your email address
- directories: rinex, raw, products, regional, global, gfiles, hfiles, timeseries, etc.
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