Survey Identifier: TOGA92
Format Acronym: MGD77
Data Center File Number: 03030063
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19
Source Institution: NATIONAL OCEAN SERVICE
Country: USA
Platform Name: DISCOVERER
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CAPT. R. SMART
Survey Departure Date (yyyymmdd): 19920303
Port of Departure: HILO, HI
Survey Arrival Date (yyyymmdd): 19920930
Port of Arrival: MANZANILLO, MEXICO
Navigation Instrumentation: GPS
Geodetic Datum/Position: NONE
Bathymetry Instrumentation: SEABEAM (VERTICAL BEAM EXTRACTION)
Topmost Latitude of Survey: +09
Bottommost Latitude: -09
Leftmost Longitude: -172
Rightmost Longitude: -124
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: VAR W/ DEPTH
Interpolation Scheme: 1 MINUTE EXTRACTIONS CLOSEST TO THE MINUTE (VERTICAL BM)
Additional Documentation: COMPLETE META DATA FOUND IN HEADER FILES ACCOMPANYING FULL RESOLUTION DATA, LOCATION: EASTERN TROPICAL PACIFIC, SYSTEM SPECS: GENERAL INSTRUMENTS SEABEAM, 12 KHZ, 15 BEAMS, 5.5 METER DRAFT, ROLL_PITCH_SENSOR DATAWELL 120C SN# 19193C, 19007S, HEADING_SENSOR SPERRY MK, 227 S/N 396, TIME_INSTRUMENTATION VMS TIME CLOCK, NAVIGATION: HORIZONTAL_DATUM NAD83, VERTICAL_DATUM MLLW, DEPTHS CORRECTED USING SOUND VELOCITY PROFILE FROM CTD
Number of Data Records: 20247
Min/Max Data Record:
Date: 1992 03 03
Latitude: -8.29196
Longitude: -171.76068
Bathymetry, Corrected Depth: 1159.0
Min/Max Data Record:
Date: 1992 09 30
Latitude: +8.04477
Longitude: -124.91778
Bathymetry, Corrected Depth: 6276.0