Survey Identifier: TTN008
Format Acronym: MGD77
Data Center File Number: 20010017
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19930312
Source Institution: University of Washington
Country: USA
Platform Name: R/V T.G. Thompson
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Mike Roman
Project: JGOFS eqpac leg2
Funding: NSF
Survey Departure Date (yyyymmdd): 19920317
Port of Departure: Papeete, Tahiti
Survey Arrival Date (yyyymmdd): 19920419
Port of Arrival: Honolulu, Hawaii
Navigation Instrumentation: mx1107 gps, trimble gps
Geodetic Datum/Position: WGS84
Bathymetry Instrumentation: 3.5 kHz, 90deg beam, 8 sec sweep
Additional Forms of Bathymetric Data: analog recorder
Topmost Latitude of Survey: +21
Bottommost Latitude: -18
Leftmost Longitude: -158
Rightmost Longitude: -139
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1/second
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: cubic spline interpolation
Number of Data Records: 12447
Min/Max Data Record:
Date: 1992 03 17
Latitude: -17.53139
Longitude: -157.36353
Bathymetry, 2- Way Traveltime: 000040
Bathymetry, Corrected Depth: 3.0
Min/Max Data Record:
Date: 1992 04 19
Latitude: +20.91812
Longitude: -139.65610
Bathymetry, 2- Way Traveltime: 078541
Bathymetry, Corrected Depth: 5940.0