Survey Identifier: UM6401

Format Acronym: MGD77
Data Center File Number: J4030002
Parameters Surveyed Code: 35300
File Creation Date (yyyymmdd): 19781231
Source Institution: UNIVERSITY OF TOKYO
Country: JAPAN
Platform Name: UMITAKA MARU
Platform Type Code: 1
Platform Type: SHIP
Project: CRUISE 1964 LEG 01
Survey Departure Date (yyyymmdd): 19640328
Port of Departure: TOKYO, JAPAN
Survey Arrival Date (yyyymmdd): 19640401
Port of Arrival: TOKYO, JAPAN
Topmost Latitude of Survey: +36
Bottommost Latitude: +22
Leftmost Longitude: +130
Rightmost Longitude: +140
General Digitizing Rate of Magnetics: 99
Additional Documentation: OLD NGDC:56040002
Number of Data Records: 499

Min/Max Data Record:
Date: 1964 03 28
Latitude: +22.23500
Longitude: +130.01000
Magnetics Residual Field: -02900

Min/Max Data Record:
Date: 1964 04 01
Latitude: +35.06330
Longitude: +139.58170
Magnetics Residual Field: +05700