Survey Identifier: JD07
Format Acronym: MGD77
Data Center File Number: J5990020
Parameters Surveyed Code: 55000
File Creation Date (yyyymmdd): 19851106
Source Institution: KOBE UNIVERSITY
Country: JAPAN
Platform Name: PLATFORM UNKNWN
Platform Type Code: 1
Platform Type: SHIP
Survey Departure Date (yyyymmdd): 19630704
Survey Arrival Date (yyyymmdd): 19630724
Topmost Latitude of Survey: +43
Bottommost Latitude: +34
Leftmost Longitude: +140
Rightmost Longitude: +148
General Digitizing Rate of Bathymetry: 358
General Digitizing Rate of Magnetics: 231
Additional Documentation: THIS GEOMAGNETIC DATA WAS SENT FROM KOBE UNIVERSITY ON 20 SEPTEMBER 1980. BUT THERE IS NO DESCRIPTION ABOUT AN ORIGINAL DATA SUPPLIER. LET THE KOBE UNIVERSITY BE AS THE ORIGINATOR TEMPORARY. OLD NGDC:56990020
Number of Data Records: 525
Min/Max Data Record:
Date: 1963 07 04
Latitude: +34.61166
Longitude: +140.26666
Bathymetry, Corrected Depth: 260.0
Magnetics Total Field, 1st Sensor: 452580
Magnetics Residual Field: -31430
Min/Max Data Record:
Date: 1963 07 24
Latitude: +47.79666
Longitude: +147.51000
Bathymetry, Corrected Depth: 7145.0
Magnetics Total Field, 1st Sensor: 489530
Magnetics Residual Field: +14200