Survey Identifier: MRTN07WT
Format Acronym: MGD77
Data Center File Number: 15040129
Parameters Surveyed Code: 51131
File Creation Date (yyyymmdd): 19
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V T.WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): GORDON A.
Project: MARATHON LEG 7
Funding: ONR 0440
Survey Departure Date (yyyymmdd): 19841001
Port of Departure: MAR DEL PLATA,ARGENTINA
Survey Arrival Date (yyyymmdd): 19841022
Port of Arrival: MONTEVIDEO,URUGUAY
Navigation Instrumentation: SATNAV, AUTO LEG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: SEABEAM VERT.BEAM(2&2/3DEG)&3.5KHZ(WIDE)
Additional Forms of Bathymetric Data: ANAL.REC,35MM FILM,DIGITAL MAG. TAPE
Magnetics Instrumentation: NONE COLLECTED
Additional Forms of Magnetics Data: NONE COLLECTED
Gravity Instrumentation: NONE COLLECTED
Additional Forms of Gravity Data: NONE COLLECTED
Seismic Instrumentation: NONE COLLECTED
Formats of Seismic Data: NONE COLLECTED
Topmost Latitude of Survey: -35
Bottommost Latitude: -46
Leftmost Longitude: -058
Rightmost Longitude: -046
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1PING IN H20
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: 1 MINUTE AVERAGES EXTRACTED FROM SEABEAM VERTICAL BEAMS
Additional Documentation: DEPTHS CORRECTED FOR 5 METERS SHIP DRAFT.
Number of Data Records: 30655
Min/Max Data Record:
Date: 1984 10 01
Latitude: -45.89595
Longitude: -57.65951
Bathymetry, 2- Way Traveltime: 001066
Bathymetry, Corrected Depth: 80.0
Min/Max Data Record:
Date: 1984 10 22
Latitude: -35.82899
Longitude: -46.50073
Bathymetry, 2- Way Traveltime: 080546
Bathymetry, Corrected Depth: 6074.0