Survey Identifier: UM69


Format Acronym: MGD77
Data Center File Number: J4030014
Parameters Surveyed Code: 55000
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 1969
Survey Departure Date (yyyymmdd): 19691026
Port of Departure: TOKYO, JAPAN
Survey Arrival Date (yyyymmdd): 19700114
Port of Arrival: TOKYO, JAPAN
Topmost Latitude of Survey: +33
Bottommost Latitude: -33
Leftmost Longitude: +100
Rightmost Longitude: +137
General Digitizing Rate of Bathymetry: 99
General Digitizing Rate of Magnetics: 99
Additional Documentation: OLD NGDC:56040014
Number of Data Records: 3553

Min/Max Data Record:
Date: 1969 10 26
Latitude: -32.54000
Longitude: +100.30830
Bathymetry, Corrected Depth: 33.0
Magnetics Residual Field: -07800

Min/Max Data Record:
Date: 1970 01 11
Latitude: +32.25000
Longitude: +136.95670
Bathymetry, Corrected Depth: 6465.0
Magnetics Residual Field: +06940