Survey Identifier: A118L11

Format Acronym: MGD77
Data Center File Number: 17080010
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19900315
Country: USA
Platform Name: R/V ATLANTIS II
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): MIKE GARCIA
Project: A118L11
Funding: NSF
Survey Departure Date (yyyymmdd): 19870217
Port of Departure: HILO, HAWAII
Survey Arrival Date (yyyymmdd): 19870222
Port of Arrival: HONOLULU, HAWAII
Navigation Instrumentation: GPS, MINIRANGER, TRANSIT SATELLITE
Geodetic Datum/Position: PRIM-GPS
Bathymetry Instrumentation: SEA BEAM vertical beam
Additional Forms of Bathymetric Data: ANALOG
Topmost Latitude of Survey: +21
Bottommost Latitude: +18
Leftmost Longitude: -157
Rightmost Longitude: -154
General Digitizing Rate of Bathymetry: 014
General Sampling Rate of Bathymetry: VAR-W-DEPTH
Assumed Sound Velocity: 15000
Interpolation Scheme: 1 MINUTE AVERAGES
Additional Documentation: Navigation for the multibeam bathymetry was adjusted to match bathymetry and, existing NOAA data. Alvin dives
Number of Data Records: 4533

Min/Max Data Record:
Date: 1987 02 18
Latitude: +18.70105
Longitude: -156.41987
Bathymetry, 2- Way Traveltime: 001360
Bathymetry, Corrected Depth: 102.0

Min/Max Data Record:
Date: 1987 02 22
Latitude: +20.15807
Longitude: -154.75545
Bathymetry, 2- Way Traveltime: 068160
Bathymetry, Corrected Depth: 5133.0