Survey Identifier: ERDC04WT


Format Acronym: MGD77
Data Center File Number: 15040012
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19791029
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): ROTTMAN M.
Project: EURYDICE LEG 4
Survey Departure Date (yyyymmdd): 19741205
Port of Departure: NOUMEA
Survey Arrival Date (yyyymmdd): 19741222
Port of Arrival: SINGAPORE
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5-12KHZ/UGR,GIFFT RECORDERS/WIDEBEAM
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: +02
Bottommost Latitude: -23
Leftmost Longitude: +104
Rightmost Longitude: +167
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.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 4864

Min/Max Data Record:
Date: 1974 12 05
Latitude: -22.80680
Longitude: +104.04670
Bathymetry, 2- Way Traveltime: 000200
Bathymetry, Corrected Depth: 15.0
Magnetics Total Field, 1st Sensor: 414790
Magnetics Residual Field: -06160

Min/Max Data Record:
Date: 1974 12 22
Latitude: +1.35260
Longitude: +166.28980
Bathymetry, 2- Way Traveltime: 094200
Bathymetry, Corrected Depth: 7195.0
Magnetics Total Field, 1st Sensor: 491230
Magnetics Residual Field: +03860