Survey Identifier: 79003911

Format Acronym: MGD77
Data Center File Number: 67010077
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19831005
Source Institution: CNEXO
Country: FRANCE
Platform Name: JEAN CHARCOT
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): HENRI BOUGAULT
Project: MAPCO - CH97
Funding: CNEXO
Survey Departure Date (yyyymmdd): 19791001
Port of Departure: BREST
Survey Arrival Date (yyyymmdd): 19791016
Port of Arrival: ACORES
Navigation Instrumentation: SAT I.T.T. - OMEGA DIFF.
Bathymetry Instrumentation: SEA-BEAM
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: PROTON PRECESSION MAG
Additional Forms of Magnetics Data: ANALOG RECORDS
Topmost Latitude of Survey: +48
Bottommost Latitude: +37
Leftmost Longitude: -031
Rightmost Longitude: -007
General Digitizing Rate of Bathymetry: 10
General Sampling Rate of Bathymetry: 4 SECONDS
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: LINEAR INTERPOLATION
General Digitizing Rate of Magnetics: 11
General Sampling Rate of Magnetics: 10
Magnetic Sensor Tow Distance: 200
Sensor Depth: 00100
Reference Field Code: 04
Reference Field: IGRF-75
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL 30
Number of Data Records: 20990

Min/Max Data Record:
Date: 1979 10 01
Latitude: +37.23110
Longitude: -30.84310
Bathymetry, Corrected Depth: 97.0
Magnetics Total Field, 1st Sensor: 434210
Magnetics Residual Field: -01428

Min/Max Data Record:
Date: 1979 10 16
Latitude: +47.43640
Longitude: -7.27190
Bathymetry, Corrected Depth: 5677.0
Magnetics Total Field, 1st Sensor: 539070
Magnetics Residual Field: +09098