Survey Identifier: GCLF01LC
Format Acronym: MGD77
Data Center File Number: 15370001
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V LANEY CHOUSET
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J.HILDEBRAND
Project: G CLIFF
Survey Departure Date (yyyymmdd): 19901012
Port of Departure: HONOLULU,HAWAII
Survey Arrival Date (yyyymmdd): 19901026
Port of Arrival: SAN DIEGO, CALIFORNIA
Navigation Instrumentation: GPS, SATELLITE
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: SEABEAM
Additional Forms of Bathymetric Data: MAGNETIC TAPE
Gravity Instrumentation: NONE
Topmost Latitude of Survey: +36
Bottommost Latitude: +21
Leftmost Longitude: -158
Rightmost Longitude: -130
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1PING IN H2O
Assumed Sound Velocity: 15000
Interpolation Scheme: 1 MINUTE AVERAGES EXTRACTED FROM SEABEAM VERTICAL BEAMS
Additional Documentation: IN 1991. NAVIGATION POSITION DATA WAS EXTRACTED FROM THE SEABEAM CENTER, FILES WITH A PROGRAM WRITTEN BY S.M.SMITH AT GDC/SIO, THE CENTER BEAM DEPTHS WERE EXTRACTED FROM CENTER ALIGNED SEABEAM FILES
Number of Data Records: 33448
Min/Max Data Record:
Date: 1990 10 12
Latitude: +21.22810
Longitude: -157.73619
Bathymetry, 2- Way Traveltime: 000973
Bathymetry, Corrected Depth: 73.0
Min/Max Data Record:
Date: 1990 10 26
Latitude: +35.67154
Longitude: -130.45421
Bathymetry, 2- Way Traveltime: 074480
Bathymetry, Corrected Depth: 5623.0