Survey Identifier: 83000212
Format Acronym: MGD77
Data Center File Number: 67030004
Parameters Surveyed Code: 55300
File Creation Date (yyyymmdd): 1920 386
Source Institution: IFREMER
Country: FRANCE
Platform Name: LE SUROIT
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): MASCLE J
Project: EQUAMARGE(2EME LEG)
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19830203
Survey Arrival Date (yyyymmdd): 19830215
Geodetic Datum/Position: SATELITE ESTIME
Bathymetry Instrumentation: VERTICAL SEABEAM
Topmost Latitude of Survey: +05
Bottommost Latitude: +02
Leftmost Longitude: -005
Rightmost Longitude: +001
General Digitizing Rate of Bathymetry: 18
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 9
Sensor Depth: 00100
Method of Applying Residual Field: INTERPOLATION BETWEEN NAVIGATION DATA
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL 30
Number of Data Records: 20220
Min/Max Data Record:
Date: 1983 02 03
Latitude: +2.60732
Longitude: -4.61508
Bathymetry, Corrected Depth: 47.0
Magnetics Total Field, 1st Sensor: 309450
Magnetics Residual Field: -02609
Min/Max Data Record:
Date: 1983 02 15
Latitude: +4.98964
Longitude: +0.00825
Bathymetry, Corrected Depth: 5090.0
Magnetics Total Field, 1st Sensor: 317910
Magnetics Residual Field: +01558