Survey Identifier: DELP87WA
Format Acronym: MGD77
Data Center File Number: J9010002
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19900621
Source Institution: CHIBA UNIVERSITY
Country: JAPAN
Platform Name: WAKASHIO MARU
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SEIYA UYEDA
Project: DYNAMIC EVOLUTION OF LITHOSPHERE PROJECT
Survey Departure Date (yyyymmdd): 19871107
Port of Departure: PORT OF CHIBA
Survey Arrival Date (yyyymmdd): 19871120
Port of Arrival: PORT OF CHIBA
Navigation Instrumentation: JRC-LORANC,FURUNO-LORANC/NNSS
Geodetic Datum/Position: SAT/LORAN-C LINEAR INTERP.ADJ.FIXES
Bathymetry Instrumentation: 12KHZ-12/34PDR
Additional Forms of Bathymetric Data: ANALOG RECORD UNCORRECTED
Magnetics Instrumentation: PROTON AND THREE COMPONENTS GEOMAG.FIELD
Additional Forms of Magnetics Data: ANALOG RECORD LIST
Seismic Instrumentation: OBS,MCS,AIR-GUN,EXPLOSION
Topmost Latitude of Survey: +36
Bottommost Latitude: +26
Leftmost Longitude: +139
Rightmost Longitude: +142
General Digitizing Rate of Bathymetry: 010
Bathymetric Datum Code: 00
Interpolation Scheme: 1-MINUTE INTERVALS
General Digitizing Rate of Magnetics: 012
Additional Documentation: OLD NGDC:56020002
Number of Data Records: 7440
Min/Max Data Record:
Date: 1987 11 09
Latitude: +26.12833
Longitude: +139.64433
Bathymetry, Corrected Depth: 85.0
Magnetics Total Field, 1st Sensor: 401590
Magnetics Residual Field: -06040
Min/Max Data Record:
Date: 1987 11 20
Latitude: +35.08366
Longitude: +141.97816
Bathymetry, Corrected Depth: 4246.0
Magnetics Total Field, 1st Sensor: 477030
Magnetics Residual Field: +09230