Survey Identifier: 88003411
Format Acronym: MGD77
Data Center File Number: 67010194
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
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19881128
Survey Arrival Date (yyyymmdd): 19881219
Topmost Latitude of Survey: +38
Bottommost Latitude: +32
Leftmost Longitude: +015
Rightmost Longitude: +029
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: 011
Theoretical Gravity Formula Code: 8
Theoretical Gravity Formula: IAG SYS
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: 29276
Min/Max Data Record:
Date: 1988 11 28
Latitude: +32.88660
Longitude: +15.28418
Bathymetry, 2- Way Traveltime: 003827
Bathymetry, Corrected Depth: 291.0
Observed Gravity: 9794400
Free-Air Anomaly: -2379
Min/Max Data Record:
Date: 1988 12 19
Latitude: +37.57223
Longitude: +28.76216
Bathymetry, 2- Way Traveltime: 059957
Bathymetry, Corrected Depth: 4636.0
Observed Gravity: 9800523
Free-Air Anomaly: +1416