Survey Identifier: MD34
Format Acronym: MGD77
Data Center File Number: 67060001
Parameters Surveyed Code: 55000
File Creation Date (yyyymmdd): 19920811
Source Institution: INSTITUT DE PHYSIQUE DU GLOBE DE PARIS
Country: FRANCE
Platform Name: MARION-DUFRESNE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): PHILIPPE PATRIAT
Survey Departure Date (yyyymmdd): 19830117
Survey Arrival Date (yyyymmdd): 19830225
Navigation Instrumentation: TRANSIT SATELLITE
Topmost Latitude of Survey: -21
Bottommost Latitude: -55
Leftmost Longitude: +034
Rightmost Longitude: +079
General Digitizing Rate of Bathymetry: 020
General Digitizing Rate of Magnetics: 020
Additional Documentation: "Terres Australes et Antarctiques Francaises" was in charge of the bathymetric, and magnetic data recording. Magnetic anomaly in nT but not recalculated with the recent DGRF.
Number of Data Records: 23203
Min/Max Data Record:
Date: 1983 01 17
Latitude: -54.13600
Longitude: +34.32199
Bathymetry, 2- Way Traveltime: 001707
Bathymetry, Corrected Depth: 128.0
Magnetics Total Field, 1st Sensor: 307200
Magnetics Residual Field: -08590
Min/Max Data Record:
Date: 1983 02 25
Latitude: -21.91268
Longitude: +78.94000
Bathymetry, 2- Way Traveltime: 075587
Bathymetry, Corrected Depth: 5716.0
Magnetics Total Field, 1st Sensor: 514880
Magnetics Residual Field: +20430