Survey Identifier: 78003011
Format Acronym: MGD77
Data Center File Number: 67010070
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19830930
Source Institution: CNEXO
Country: FRANCE
Platform Name: JEAN CHARCOT
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SERGE MONTI
Project: TRANSEAGOR - CH81
Funding: CNEXO
Survey Departure Date (yyyymmdd): 19780701
Port of Departure: BREST
Survey Arrival Date (yyyymmdd): 19780705
Port of Arrival: TOULON
Navigation Instrumentation: SAT I.T.T.
Geodetic Datum/Position: DEAD RECKONING BASED ON SAT FIXES
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: +45
Bottommost Latitude: +36
Leftmost Longitude: -012
Rightmost Longitude: -009
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: 9
General Sampling Rate of Magnetics: 10
Magnetic Sensor Tow Distance: 200
Sensor Depth: 00100
Reference Field Code: 04
Reference Field: IGRF-75
Method of Applying Residual Field: INTERPOLATION BETWEEN NAVIGATION DATA
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL 30
Number of Data Records: 5266
Min/Max Data Record:
Date: 1978 07 01
Latitude: +36.16850
Longitude: -11.86680
Bathymetry, Corrected Depth: 80.0
Magnetics Total Field, 1st Sensor: 423350
Magnetics Residual Field: -00302
Min/Max Data Record:
Date: 1978 07 05
Latitude: +44.39160
Longitude: -9.41780
Bathymetry, Corrected Depth: 5241.0
Magnetics Total Field, 1st Sensor: 438980
Magnetics Residual Field: +01201