Survey Identifier: ARES1CWT
Format Acronym: MGD77
Data Center File Number: 15040003
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19800110
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): VENRICK E.
Project: ARIES LEG 1C
Survey Departure Date (yyyymmdd): 19701226
Port of Departure: PAPEETE,TAHITI
Survey Arrival Date (yyyymmdd): 19710104
Port of Arrival: WELLINGTON,NEW ZEALAND
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/GIFFT RECORDER/WIDE(60DEG)BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS,PUNCHED CARDS
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Topmost Latitude of Survey: -17
Bottommost Latitude: -41
Leftmost Longitude: +177
Rightmost Longitude: -149
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: 2100
Min/Max Data Record:
Date: 1970 12 26
Latitude: -40.59250
Longitude: -179.98230
Bathymetry, 2- Way Traveltime: 008350
Bathymetry, Corrected Depth: 632.0
Magnetics Total Field, 1st Sensor: 378600
Magnetics Residual Field: -05100
Min/Max Data Record:
Date: 1971 01 04
Latitude: -17.78710
Longitude: +179.99630
Bathymetry, 2- Way Traveltime: 078724
Bathymetry, Corrected Depth: 5950.0
Magnetics Total Field, 1st Sensor: 566750
Magnetics Residual Field: +05350