doc Selects rinex data to be ftp'd from SOPAC or CDDISA
doc

 sh_sel_rinex

 Purpose      Generate sites.defaults file for global network processing

 Required     Year and doy plus site control file

 Output       sites.default file with the list of sites to use in each
              network

 sh_sel_rinex -d <yr> <doy> -f <control file>

 All options are:
  -d <yr> <doy>   Date to get data
  -f <control>    Name of contol file with preferred sites
  -get            Get the site coordinates from sopac archive (needs wget)
  -apr            Names of apriori coordinate file (default sopac.crd)
  -archive <name> Name of archive to use (sopac or cddis)
 

# by Tom Herring 01/24/2003