Survey Identifier: VLCN09MV
Format Acronym: MGD77
Data Center File Number: 15020086
Parameters Surveyed Code: 55131
File Creation Date (yyyymmdd): 19811006
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): DIXON F.
Project: VULCAN LEG 9 <NSF OCE80-24472,DMA 800-81-C-0023>
Survey Departure Date (yyyymmdd): 19810515
Port of Departure: NUKU HIVA,MARQUESAS IS.
Survey Arrival Date (yyyymmdd): 19810526
Port of Arrival: SAN DIEGO,CALIFORNIA
Navigation Instrumentation: SATNAV,AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5KHZ/EDO550A 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: -09
Leftmost Longitude: -140
Rightmost Longitude: -117
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: 3120
Min/Max Data Record:
Date: 1981 05 15
Latitude: -8.70380
Longitude: -139.86339
Bathymetry, 2- Way Traveltime: 025100
Bathymetry, Corrected Depth: 1871.0
Magnetics Total Field, 1st Sensor: 318120
Magnetics Residual Field: -04290
Min/Max Data Record:
Date: 1981 05 26
Latitude: +32.49600
Longitude: -117.30289
Bathymetry, 2- Way Traveltime: 067000
Bathymetry, Corrected Depth: 5045.0
Magnetics Total Field, 1st Sensor: 443670
Magnetics Residual Field: +06540