Survey Identifier: PROT02MV


Format Acronym: MGD77
Data Center File Number: 15020088
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19840624
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SEMPERE J.
Project: PROTEA LEG 2 <NSF OCE80-24472>
Survey Departure Date (yyyymmdd): 19831015
Port of Departure: EASTER ISLAND
Survey Arrival Date (yyyymmdd): 19831023
Port of Arrival: VALPARAISO,CHILE
Navigation Instrumentation: SATNAV,AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/EDO 550A RECORDER/WIDE 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
Topmost Latitude of Survey: -27
Bottommost Latitude: -34
Leftmost Longitude: -110
Rightmost Longitude: -071
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 2SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 56
General Sampling Rate of Magnetics: 06
Reference Field Code: 80
Reference Field: IGRF 1980
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 2256

Min/Max Data Record:
Date: 1983 10 15
Latitude: -33.03870
Longitude: -109.49819
Bathymetry, 2- Way Traveltime: 001200
Bathymetry, Corrected Depth: 90.0
Magnetics Total Field, 1st Sensor: 312010
Magnetics Residual Field: -02610

Min/Max Data Record:
Date: 1983 10 23
Latitude: -27.14460
Longitude: -71.60399
Bathymetry, 2- Way Traveltime: 066800
Bathymetry, Corrected Depth: 5022.0
Magnetics Total Field, 1st Sensor: 336660
Magnetics Residual Field: +04420