Survey Identifier: 88003311
Format Acronym: MGD77
Data Center File Number: 67010200
Parameters Surveyed Code: 50500
File Creation Date (yyyymmdd): 19910826
Source Institution: IFREMER
Country: FRANCE
Platform Name: JEAN CHARCOT
Platform Type Code: 1
Platform Type: SHIP
Project: PASYR
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19881123
Survey Arrival Date (yyyymmdd): 19881126
Bathymetry Instrumentation: SEA BEAM VERTICAL BEAM
Topmost Latitude of Survey: +40
Bottommost Latitude: +36
Leftmost Longitude: +002
Rightmost Longitude: +016
General Digitizing Rate of Bathymetry: 011
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Magnetic Sensor Tow Distance: 0200
Sensor Depth: 00100
General Digitizing Rate of Gravity: 010
Theoretical Gravity Formula Code: 8
Theoretical Gravity Formula: IAG SYS 80
Corrections Applied: DRIFT CORRECTION DONE
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: 4331
Min/Max Data Record:
Date: 1988 11 23
Latitude: +36.60341
Longitude: +2.62913
Bathymetry, 2- Way Traveltime: 003841
Bathymetry, Corrected Depth: 290.0
Observed Gravity: 9798079
Free-Air Anomaly: -1027
Min/Max Data Record:
Date: 1988 11 26
Latitude: +39.74357
Longitude: +15.41830
Bathymetry, 2- Way Traveltime: 037445
Bathymetry, Corrected Depth: 2863.0
Observed Gravity: 9801821
Free-Air Anomaly: +1028