Survey Identifier: LY70A


Format Acronym: MGD77
Data Center File Number: 09260001
Parameters Surveyed Code: 51003
File Creation Date (yyyymmdd): 19810609
Source Institution: NAVAL OCEAN RESEARCH AND DEV ACTIVITY
Country: USA
Platform Name: USNS LYNCH
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): MOORE,B
Survey Departure Date (yyyymmdd): 19700316
Port of Departure: KEY WEST FLORIDA
Survey Arrival Date (yyyymmdd): 19700331
Port of Arrival: SAN JUAN PUERTO RICO
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: SATELLITE/DEAD RECKONING
Bathymetry Instrumentation: 3.5 OR 12 KHZ FATHOMETER
Additional Forms of Bathymetric Data: ANALOG
Topmost Latitude of Survey: +28
Bottommost Latitude: +18
Leftmost Longitude: -081
Rightmost Longitude: -066
General Digitizing Rate of Bathymetry: 43
General Sampling Rate of Bathymetry: 1 SEC SWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Number of Data Records: 4374

Min/Max Data Record:
Date: 1970 03 16
Latitude: +18.58040
Longitude: -80.20540
Bathymetry, 2- Way Traveltime: 000553
Bathymetry, Corrected Depth: 41.0

Min/Max Data Record:
Date: 1970 03 31
Latitude: +27.99840
Longitude: -66.06610
Bathymetry, 2- Way Traveltime: 099877
Bathymetry, Corrected Depth: 7646.0