Survey Identifier: C2804

Format Acronym: MGD77
Data Center File Number: 01010280
Parameters Surveyed Code: 53131
File Creation Date (yyyymmdd): 19910122
Source Institution: Lamont-Doherty Geological Observatory
Country: United States
Platform Name: R/V Conrad
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Drs. Flood & Shor
Project: c2804
Funding: ONR
Survey Departure Date (yyyymmdd): 19870425
Port of Departure: Montevideo, Uruguay
Survey Arrival Date (yyyymmdd): 19870528
Port of Arrival: Rio de Janeiro, Brazil
Navigation Instrumentation: GPS, TRANSIT SATELLITE
Geodetic Datum/Position: PRIM-GPS
Bathymetry Instrumentation: seabeam vertical beam
Topmost Latitude of Survey: -26
Bottommost Latitude: -47
Leftmost Longitude: -056
Rightmost Longitude: -039
General Digitizing Rate of Bathymetry: 018
General Sampling Rate of Bathymetry: VAR W/ DEPTH
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 0
Additional Documentation: Other data reported to have been collected on this cruise were coring, magnetics, gravity, CTD, single-channel seismics, photography.
Number of Data Records: 29679

Min/Max Data Record:
Date: 1987 04 26
Latitude: -46.04750
Longitude: -55.63565
Bathymetry, 2- Way Traveltime: 014801
Bathymetry, Corrected Depth: 1100.0

Min/Max Data Record:
Date: 1987 05 27
Latitude: -26.41044
Longitude: -39.88037
Bathymetry, 2- Way Traveltime: 076601
Bathymetry, Corrected Depth: 5767.0