Survey Identifier: 19920040
Format Acronym: MGD77
Data Center File Number: 19030008
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19921020
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): 19890622
Port of Departure: LIBREVILLE, GABON
Survey Arrival Date (yyyymmdd): 19890626
Port of Arrival: LIBREVILLE, GABON
Navigation Instrumentation: NOT KNOWN
Geodetic Datum/Position: TRANSIT SATELLITE
Bathymetry Instrumentation: KELVIN HUGHES TYPE 780
Additional Forms of Bathymetric Data: ANALOGUE
Topmost Latitude of Survey: +01
Bottommost Latitude: +00
Leftmost Longitude: +008
Rightmost Longitude: +010
General Sampling Rate of Bathymetry: NOT KNOWN
Assumed Sound Velocity: 15080
Bathymetric Datum Code: 11
Interpolation Scheme: PEAKS, TROUGHS AND CHANGE OF SLOPE
Reference Field Code: 00
Additional Documentation: IHO SP44 CLASSIFICATION 1E 3D 1E 1D WGD, DIGITISED BY THE UNITED KINGDOM HO FROM ANALOGUE PLOTTING SHEETS, UNITED KINGDOM HYDROGRAPHIC OFFICE REFERENCE HH444/410/01, DEPTHS ARE CORRECTED FOR THE OBSERVED SPEED OF SOUND AT START OF SURVEY.
Number of Data Records: 159
Min/Max Data Record:
Latitude: +0.00892
Longitude: +8.80912
Bathymetry, Corrected Depth: 15.0
Min/Max Data Record:
Latitude: +0.42354
Longitude: +9.33883
Bathymetry, Corrected Depth: 412.0