Survey Identifier: CATO07MV
Format Acronym: MGD77
Data Center File Number: 15020022
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): CHASE T.
Project: CATO LEG 7
Survey Departure Date (yyyymmdd): 19721220
Port of Departure: RIO,BRAZIL
Survey Arrival Date (yyyymmdd): 19730113
Port of Arrival: CRISTOBAL,CANAL ZONE
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: +13
Bottommost Latitude: -24
Leftmost Longitude: -080
Rightmost Longitude: -034
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: 11377
Min/Max Data Record:
Date: 1972 12 20
Latitude: -23.05660
Longitude: -79.88120
Bathymetry, 2- Way Traveltime: 000050
Bathymetry, Corrected Depth: 4.0
Magnetics Total Field, 1st Sensor: 236800
Magnetics Residual Field: -09400
Min/Max Data Record:
Date: 1973 01 13
Latitude: +12.50910
Longitude: -34.69330
Bathymetry, 2- Way Traveltime: 042124
Bathymetry, Corrected Depth: 3162.0
Magnetics Total Field, 1st Sensor: 393700
Magnetics Residual Field: +07800