Survey Identifier: 83008011


Format Acronym: MGD77
Data Center File Number: 67010128
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 1920 386
Source Institution: IFREMER
Country: FRANCE
Platform Name: JEAN CHARCOT
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): BERNE S
Project: SEAMEWE I
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19831213
Survey Arrival Date (yyyymmdd): 19831224
Geodetic Datum/Position: SATELITE ESTIME
Bathymetry Instrumentation: VERTICAL SEABEAM
Topmost Latitude of Survey: +30
Bottommost Latitude: +11
Leftmost Longitude: +032
Rightmost Longitude: +045
General Digitizing Rate of Bathymetry: 12
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 12
Sensor Depth: 00100
Method of Applying Residual Field: INTERPOLATION BETWEEN NAVIGATION DATA
General Digitizing Rate of Gravity: 11
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL 30
Number of Data Records: 13538

Min/Max Data Record:
Date: 1983 12 13
Latitude: +11.70068
Longitude: +32.66018
Bathymetry, Corrected Depth: 66.0
Magnetics Total Field, 1st Sensor: 362650
Magnetics Residual Field: -10536
Observed Gravity: 9781839
Free-Air Anomaly: -1373

Min/Max Data Record:
Date: 1983 12 24
Latitude: +29.43798
Longitude: +44.01156
Bathymetry, Corrected Depth: 1436.0
Magnetics Total Field, 1st Sensor: 421750
Magnetics Residual Field: +05956
Observed Gravity: 9792166
Free-Air Anomaly: +0761