Survey Identifier: PDIIIL01
Format Acronym: MGD77
Data Center File Number: 02350001
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19
Source Institution: DEFENSE MAPPING AGENCY
Country: USA
Platform Name: POLAR DUKE
Platform Type Code: 1
Platform Type: SHIP
Project: POLAR DUKE, CRUISE III-87
Funding: NSF
Survey Departure Date (yyyymmdd): 19870216
Survey Arrival Date (yyyymmdd): 19870401
Navigation Instrumentation: SATELLITE, DR, GPS
Geodetic Datum/Position: LINEAR INTERPOLATION BETWEEN FIXES
Bathymetry Instrumentation: 12 KHZ, WIDE BEAM, 1 SEC SWEEP
Topmost Latitude of Survey: -58
Bottommost Latitude: -65
Leftmost Longitude: -065
Rightmost Longitude: -057
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTES AND BREAK SLOPE
Number of Data Records: 9052
Min/Max Data Record:
Date: 1987 02 16
Latitude: -64.87650
Longitude: -64.73790
Bathymetry, 2- Way Traveltime: 000250
Bathymetry, Corrected Depth: 19.0
Min/Max Data Record:
Date: 1987 04 01
Latitude: -58.80140
Longitude: -57.25890
Bathymetry, 2- Way Traveltime: 062525
Bathymetry, Corrected Depth: 4658.0