Survey Identifier: CATO03MV


Format Acronym: MGD77
Data Center File Number: 15020018
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19801001
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): LONSDALE P.
Project: CATO LEG 3
Survey Departure Date (yyyymmdd): 19720814
Port of Departure: PAPEETE,TAHITI
Survey Arrival Date (yyyymmdd): 19720908
Port of Arrival: PAPEETE,TAHITI
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5-12KHZ/GIFFT RECORDERS/WIDE BEAM
Additional Forms of Bathymetric Data: ANAL.RECORDS,CARDS,35MMFILM
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: -06
Bottommost Latitude: -18
Leftmost Longitude: -170
Rightmost Longitude: -149
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LIN.INTERP.AT 30DEG C/C OR 500MI ALONG TRACK
Number of Data Records: 8582

Min/Max Data Record:
Date: 1972 08 15
Latitude: -17.49080
Longitude: -178.12730
Bathymetry, 2- Way Traveltime: 000500
Bathymetry, Corrected Depth: 38.0
Magnetics Total Field, 1st Sensor: 358800
Magnetics Residual Field: -11300

Min/Max Data Record:
Date: 1972 09 08
Latitude: +10.93170
Longitude: -149.53180
Bathymetry, 2- Way Traveltime: 079500
Bathymetry, Corrected Depth: 6016.0
Magnetics Total Field, 1st Sensor: 384150
Magnetics Residual Field: +08050