Survey Identifier: PROT04MV
Format Acronym: MGD77
Data Center File Number: 15020090
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): AINLEY D.
Project: PROTEA LEG 4 <NSF OCE80-24472>
Survey Departure Date (yyyymmdd): 19831105
Port of Departure: PUNTA ARENAS,CHILE
Survey Arrival Date (yyyymmdd): 19831213
Port of Arrival: CAPETOWN,SOUTH AFRICA
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: -33
Bottommost Latitude: -61
Leftmost Longitude: -070
Rightmost Longitude: +019
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: 050
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: 10809
Min/Max Data Record:
Date: 1983 11 05
Latitude: -60.70460
Longitude: -69.59671
Bathymetry, 2- Way Traveltime: 021125
Bathymetry, Corrected Depth: 1545.0
Magnetics Total Field, 1st Sensor: 298540
Magnetics Residual Field: -03650
Min/Max Data Record:
Date: 1983 12 13
Latitude: -33.88199
Longitude: +18.45871
Bathymetry, 2- Way Traveltime: 107600
Bathymetry, Corrected Depth: 8168.0
Magnetics Total Field, 1st Sensor: 316110
Magnetics Residual Field: +02180