LDEO

Sea

This dataset, Seismic Shot Point Navigation data, provides the primary seismic navigation source for this cruise and should be used for seismic data processing. The 'shots' listed are acually FFIDs. Times in these nav files are the correct shot times which may differ from the times in the segy headers. Positions given are source locations.

LDEO

Sea

The segy trace header bytes 9-12 contain the FFID, bytes 17-20 contain the shot number.