Survey Identifier: 88006311
Format Acronym: MGD77
Data Center File Number: 67010204
Parameters Surveyed Code: 00500
File Creation Date (yyyymmdd): 19910827
Source Institution: IFREMER
Country: FRANCE
Platform Name: JEAN CHARCOT
Platform Type Code: 1
Platform Type: SHIP
Project: MEDATLANTE
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19881219
Survey Arrival Date (yyyymmdd): 19890130
Topmost Latitude of Survey: +49
Bottommost Latitude: +35
Leftmost Longitude: -012
Rightmost Longitude: +016
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Magnetic Sensor Tow Distance: 0200
Sensor Depth: 00100
General Digitizing Rate of Gravity: 021
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: 48493
Min/Max Data Record:
Date: 1988 12 19
Latitude: +35.81584
Longitude: -11.63965
Observed Gravity: 9796866
Free-Air Anomaly: -1364
Min/Max Data Record:
Date: 1989 01 30
Latitude: +48.35097
Longitude: +15.68776
Observed Gravity: 9809532
Free-Air Anomaly: +1990