------------------------------------------------------------------------------- IGS DATA CENTER ------------------------------------------------------------------------------- Short Name : GSD/NRCan Institution : GEODETIC SURVEY DIVISION NATURAL RESOURCES CANADA (formerly Energy, Mines and Resources, EMR) Function within IGS : Operational/Regional Data Centre Mail Address : Geodetic Survey Division 615 Booth Street Ottawa, Ontario Canada, K1A 0E9 Contact : Robert Duval Telephone : (613) 947-2786 Fax : (613) 995-3215 E-Mail : duval@geod.nrcan.gc.ca FTP Access : macs.geod.nrcan.gc.ca (anonymous ftp) Access Restrictions : GPS observational data and products are available through a special password protected FTP account. Contact Robert Duval (see above) for additional information Computer/Operating System : HP/UNIX Amount of data on line : RINEX Data = 3 months + CONAN Binary Data = 30 days Precise Orbits = 1 year Precice Sat. clocks = 1 year Access to off-line data : Special arrangements Other Important Information: N/A ------------------------------------------------------------------------------- GSD/NRCan GPS Archives - Directory Structure ------------------------------------------------------------------------------- Directory Filenames Description ------------------------------------------------------------------------------- pub/gps/ephemerides/YYmmm/ YYmmmDD.eph GPS ephemerides in SP3 format generated by NRCan for year 'YY', month 'mmm' day 'DD' pub/gps/products/ emrWWWWD.sp3 GPS ephemerides in SP3 format generated by NRCan for GPS week 'WWWW' and day 'D' (0=Sunday) Note: Same ephemeris files as above but different naming convention emrWWWW7.erp Earth Rotation Parameter file generated by NRCan for GPS week 'WWWW' emrWWWW7.sum Ephemerides Analysis Summary file for GPS week 'WWWW' pub/gps/rinex/day_DDD.YY/ ssssDDD0.YYo.Z Compressed RINEX obs files for station 'ssss', day 'DDD', year 'YY' ssssDDD0.YYn.Z Compressed RINEX nav files for station 'ssss', day 'DDD', year 'YY' ssssDDD0.YYm Meteorological obs files for station 'ssss', day 'DDD', year 'YY' Warning: These should be use with caution as they are not validated pub/gps/rogue/day_DDD.YY/ ssssDDDB.YYc Raw obs files in Rogue Conan binary format for station 'ssss', day 'DDD', block 'B' (1-6), year 'YY' pub/gps/sat_clocks/YYmmm/ YYmmmDD.clk.Z Post-processed Precise Satellite clock corrections at 30 sec generated for year 'YY', month 'mmm' day 'DD' for Canadian coverage pub/gps/glob_clocks/YYmmm/ YYmmmDD.clk.Z Post-processed Precise Satellite clock corrections at 30 sec generated for year 'YY', month 'mmm' day 'DD' for global coverage pub/gps/software/ Miscellaneous programs for file manipulation pub/gps/station/ ssss.log General information on Canadian active control station 'ssss' CACS_COORD.LST Coordinate list for Canadian Active Control Stations pub/gps/tracks/ ssssDDD1.YYt Data validation summary from software GIMP, includes ionos- pheric activity and multipath levels and tracking table for station 'ssss'(includes global sites used by NRCan), day 'DDD', year 'YY' ssssDDD1.YYv Data validation summary based on point positioning software DCRAP for station 'ssss'(includes global sites used by NRCan), day 'DDD', year 'YY' -------------------------------------------------------------------------------