Survey Identifier: ERDC03WT
Format Acronym: MGD77
Data Center File Number: 15040011
Parameters Surveyed Code: 55333
File Creation Date (yyyymmdd): 19800703
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): HAWKINS J.
Project: EURYDICE LEG 3
Survey Departure Date (yyyymmdd): 19741104
Port of Departure: PAGO PAGO
Survey Arrival Date (yyyymmdd): 19741130
Port of Arrival: NOUMEA
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
Gravity Instrumentation: ASKANIA GSS2,ANSCHUTZ ELECT. GYRO TABLE
Additional Forms of Gravity Data: ANALOGUE RECORDS
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: -12
Bottommost Latitude: -24
Leftmost Longitude: +166
Rightmost Longitude: -170
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: 7466
Min/Max Data Record:
Date: 1974 11 04
Latitude: -23.49370
Longitude: -179.99940
Bathymetry, 2- Way Traveltime: 000750
Bathymetry, Corrected Depth: 56.0
Magnetics Total Field, 1st Sensor: 381010
Magnetics Residual Field: -09050
Min/Max Data Record:
Date: 1974 11 30
Latitude: -12.20240
Longitude: +179.99610
Bathymetry, 2- Way Traveltime: 095750
Bathymetry, Corrected Depth: 7300.0
Magnetics Total Field, 1st Sensor: 493600
Magnetics Residual Field: +23930