Survey Identifier: 83008811
Format Acronym: MGD77
Data Center File Number: 67010129
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): SICHLER B
Project: PRECYAD
Funding: IFREMER
Survey Departure Date (yyyymmdd): 19831228
Survey Arrival Date (yyyymmdd): 19831230
Geodetic Datum/Position: SATELITE ESTIME
Bathymetry Instrumentation: VERTICAL SEABEAM
Topmost Latitude of Survey: +13
Bottommost Latitude: +11
Leftmost Longitude: +042
Rightmost Longitude: +044
General Digitizing Rate of Bathymetry: 10
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 10
Sensor Depth: 00100
Method of Applying Residual Field: INTERPOLATION BETWEEN NAVIGATION DATA
General Digitizing Rate of Gravity: 10
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL 30
Number of Data Records: 2548
Min/Max Data Record:
Date: 1983 12 28
Latitude: +11.66817
Longitude: +42.99287
Bathymetry, Corrected Depth: 86.0
Magnetics Total Field, 1st Sensor: 362210
Magnetics Residual Field: -05097
Observed Gravity: 9781133
Free-Air Anomaly: -1672
Min/Max Data Record:
Date: 1983 12 30
Latitude: +12.05867
Longitude: +43.74226
Bathymetry, Corrected Depth: 1653.0
Magnetics Total Field, 1st Sensor: 372400
Magnetics Residual Field: +04858
Observed Gravity: 9782982
Free-Air Anomaly: +0155