Survey Identifier: JD04
Format Acronym: MGD77
Data Center File Number: J5990018
Parameters Surveyed Code: 05000
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): 19610606
Survey Arrival Date (yyyymmdd): 19610629
Topmost Latitude of Survey: +39
Bottommost Latitude: +36
Leftmost Longitude: +141
Rightmost Longitude: +148
General Digitizing Rate of Magnetics: 566
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:56990018
Number of Data Records: 269
Min/Max Data Record:
Date: 1961 06 06
Latitude: +36.47166
Longitude: +141.02500
Magnetics Total Field, 1st Sensor: 448450
Magnetics Residual Field: -07420
Min/Max Data Record:
Date: 1961 06 29
Latitude: +38.42666
Longitude: +147.99166
Magnetics Total Field, 1st Sensor: 542940
Magnetics Residual Field: +03350