During the period from 24th November 1998 to 24th February 1999 BGR acquired seismic lines off the Atlantic coast of South America. The lines BGR98-001 to BGR98-047 consist of stacked data with exception of lines BGR98-003, BGR98-021 and BGR98-033 which are migrated data and lines BGR98-036, BGR98-037, BGR98-037A, BGR98-044 and BGR98-045 which consist of raw data.