Survey Identifier: 89001911
Format Acronym: MGD77
Data Center File Number: 67010188
Parameters Surveyed Code: 55000
File Creation Date (yyyymmdd): 19911018
Source Institution: IFREMER
Country: FRANCE
Platform Name: JEAN CHARCOT
Platform Type Code: 1
Platform Type: SHIP
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19891020
Survey Arrival Date (yyyymmdd): 19891026
Topmost Latitude of Survey: +44
Bottommost Latitude: +35
Leftmost Longitude: -012
Rightmost Longitude: +006
General Digitizing Rate of Bathymetry: 008
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 012
Magnetic Sensor Tow Distance: 0200
Sensor Depth: 00100
Additional Documentation: OBSERVED PARAMETERS : POSITION LINEARLY INTERPOLATED IN FUNCTION OF TIME, SYNCHRONIZED PARAMETERS : VALUES INTERPOLATED LINEARLY IN FUNCTION OF TIME, EOTVOS CORRECTION : CAP + SPEED DETERMINED LINEARLY FROM THE NAVIGATION POINTS, DGRF : HARMONIC COEFFICIENTS COMPUTED ONCE (LINEARLY) AT THE DATE OF THE FIRST, OBSERVED DATA FOR EACH CRUISE, ECHO SOUNDING CORRECTION TABLES - 3RD ED. D.J.T. CARTER, NP 139 HYFROGRAPHIC DEPARTMENT - MINISTRY OF DEFENSE - UK 1980
Number of Data Records: 8104
Min/Max Data Record:
Date: 1989 10 20
Latitude: +35.87893
Longitude: -11.64682
Bathymetry, 2- Way Traveltime: 009751
Bathymetry, Corrected Depth: 735.0
Magnetics Total Field, 1st Sensor: 422530
Magnetics Residual Field: -02890
Min/Max Data Record:
Date: 1989 10 26
Latitude: +43.42655
Longitude: +5.21121
Bathymetry, 2- Way Traveltime: 040368
Bathymetry, Corrected Depth: 3040.0
Magnetics Total Field, 1st Sensor: 453200
Magnetics Residual Field: +05270