Survey Identifier: 19920008
Format Acronym: MGD77
Data Center File Number: 19030004
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19920319
Source Institution: UNITED KINGDOM HYDROGRAPHIC OFFICE
Country: UNITED KINGDOM
Platform Name: HMS HECLA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): HYDROGRAPHER OF THE NAVY
Project: PASSAGE SOUNDINGS
Funding: MINISTRY OF DEFENCE
Survey Departure Date (yyyymmdd): 199004
Port of Departure: VITORIA , BRAZIL
Survey Arrival Date (yyyymmdd): 199005
Port of Arrival: VITORIA , BRAZIL
Navigation Instrumentation: NOT KNOWN
Geodetic Datum/Position: TRANSIT SATELLITE
Bathymetry Instrumentation: KELVIN HUGHES TYPE 778 & TYPE 780
Additional Forms of Bathymetric Data: ANALOGUE
Topmost Latitude of Survey: -20
Bottommost Latitude: -21
Leftmost Longitude: -041
Rightmost Longitude: -039
General Sampling Rate of Bathymetry: NOT KNOWN
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: PEAKS, TROUGHS AND CHANGE OF SLOPE
Reference Field Code: 00
Additional Documentation: IHO SP44 CLASSIFICATION 1E 3D 1E 1J WGD, DIGITISED BY THE UNITED KINGDOM HO FROM ANALOGUE PLOTTING SHEETS, UNITED KINGDOM HYDROGRAPHIC OFFICE REFERENCE HH110/263/01
Number of Data Records: 232
Min/Max Data Record:
Latitude: -20.80345
Longitude: -40.23940
Bathymetry, 2- Way Traveltime: 000396
Bathymetry, Corrected Depth: 30.0
Min/Max Data Record:
Latitude: -20.28697
Longitude: -39.83397
Bathymetry, 2- Way Traveltime: 001093
Bathymetry, Corrected Depth: 82.0