Survey Identifier: INMD15MV
Format Acronym: MGD77
Data Center File Number: 15020077
Parameters Surveyed Code: 55131
File Creation Date (yyyymmdd): 19811007
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): NESHYBA S. (OSU)
Project: INDOMED LEG 15 <NSF OCE78-19795>
Survey Departure Date (yyyymmdd): 19790210
Port of Departure: PUNTA ARENAS,CHILE
Survey Arrival Date (yyyymmdd): 19790315
Port of Arrival: MANZANILLO,MEXICO
Navigation Instrumentation: SATNAV,AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5-12KHZ/EDO,GIFFT RECORDERS/WIDE 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: +20
Bottommost Latitude: -54
Leftmost Longitude: -105
Rightmost Longitude: -070
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: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 8288
Min/Max Data Record:
Date: 1979 02 10
Latitude: -53.91220
Longitude: -104.36061
Bathymetry, 2- Way Traveltime: 000625
Bathymetry, Corrected Depth: 47.0
Magnetics Total Field, 1st Sensor: 289340
Magnetics Residual Field: -06430
Min/Max Data Record:
Date: 1979 03 15
Latitude: +19.06700
Longitude: -70.85850
Bathymetry, 2- Way Traveltime: 064625
Bathymetry, Corrected Depth: 4861.0
Magnetics Total Field, 1st Sensor: 385610
Magnetics Residual Field: +09260