Survey Identifier: QUEB02WT
Format Acronym: MGD77
Data Center File Number: 15040093
Parameters Surveyed Code: 55113
File Creation Date (yyyymmdd): 19811007
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): FISHER R.L.
Project: QUEBRADA LEG 2
Survey Departure Date (yyyymmdd): 19691204
Port of Departure: ACAPULCO,MEXICO
Survey Arrival Date (yyyymmdd): 19691220
Port of Arrival: SAN DIEGO,CALIFORNIA
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/PDR RECORDER/WIDE(60DEG)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: 40CU.IN.AIRGUN,10-300HZ,PDR MK 10 REC.
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +29
Bottommost Latitude: +07
Leftmost Longitude: -117
Rightmost Longitude: -099
General Digitizing Rate of Bathymetry: 030
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 3 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: 4540
Min/Max Data Record:
Date: 1969 12 04
Latitude: +7.45560
Longitude: -116.15260
Bathymetry, 2- Way Traveltime: 020350
Bathymetry, Corrected Depth: 1517.0
Magnetics Total Field, 1st Sensor: 353900
Magnetics Residual Field: -05370
Min/Max Data Record:
Date: 1969 12 20
Latitude: +28.74210
Longitude: -99.95070
Bathymetry, 2- Way Traveltime: 069650
Bathymetry, Corrected Depth: 5249.0
Magnetics Total Field, 1st Sensor: 472800
Magnetics Residual Field: +11500