Survey Identifier: TSDY03WT
Format Acronym: MGD77
Data Center File Number: 15040055
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19801001
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SHULENBERGER E.
Project: TASADAY LEG 3
Survey Departure Date (yyyymmdd): 19730721
Port of Departure: HONOLULU
Survey Arrival Date (yyyymmdd): 19730806
Port of Arrival: YOKOHAMA,JAPAN
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(3.5KHZ)
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: +34
Bottommost Latitude: +21
Leftmost Longitude: +140
Rightmost Longitude: -157
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: 4637
Min/Max Data Record:
Date: 1973 07 21
Latitude: +21.26000
Longitude: -179.98830
Bathymetry, 2- Way Traveltime: 000650
Bathymetry, Corrected Depth: 49.0
Magnetics Total Field, 1st Sensor: 356380
Magnetics Residual Field: -08820
Min/Max Data Record:
Date: 1973 08 06
Latitude: +33.54790
Longitude: +179.99930
Bathymetry, 2- Way Traveltime: 099950
Bathymetry, Corrected Depth: 7628.0
Magnetics Total Field, 1st Sensor: 443010
Magnetics Residual Field: +11180