The datum was set to WGS84 and the UTM projection (zone 29) was chosen for navigation and display and data acquisition. The time zone was set to the UTC. The positioning maps and bathymetric images were done with GMT (Wessel & Smith, 1995).
The computing center used two INTEL based PC running the SUSE 8.1 GNU-Linux O.S. and two SUN workstation running SOLARIS 8. Two additional PC running the WINDOWS 2000 OS were used for running additional seismic interpretation and processing packages. One of the Linux boxes served disk space in the NFS and SAMBA program suites. The CHIRP SBP data were processed with IGM's SEISPRO software by Luca Gasperini. The maps were plot on the onboard HP A4/A3/A0 deskjet printers. Photographs and videos were taken by an Olympus Camedia Mod. C2005L.