Survey Identifier: VLCN06MV
Format Acronym: MGD77
Data Center File Number: 15020083
Parameters Surveyed Code: 55131
File Creation Date (yyyymmdd): 19811005
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): FOSTER T.
Project: VULCAN LEG 6 <NSF OCE77-23258&80-24472>
Survey Departure Date (yyyymmdd): 19810120
Port of Departure: PUNTA ARENAS,CHILE
Survey Arrival Date (yyyymmdd): 19810219
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: 3.5-12KHZ/WIDE(60DEG)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
Topmost Latitude of Survey: -51
Bottommost Latitude: -61
Leftmost Longitude: -071
Rightmost Longitude: -033
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: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 8686
Min/Max Data Record:
Date: 1981 01 20
Latitude: -60.86390
Longitude: -70.91010
Bathymetry, 2- Way Traveltime: 001400
Bathymetry, Corrected Depth: 105.0
Magnetics Total Field, 1st Sensor: 327540
Magnetics Residual Field: -00890
Min/Max Data Record:
Date: 1981 02 19
Latitude: -51.97270
Longitude: -30.59370
Bathymetry, 2- Way Traveltime: 073500
Bathymetry, Corrected Depth: 5488.0
Magnetics Total Field, 1st Sensor: 342230
Magnetics Residual Field: +05180