Survey Identifier: KH7504
Format Acronym: MGD77
Data Center File Number: J4010023
Parameters Surveyed Code: 50500
File Creation Date (yyyymmdd): 19871123
Source Institution: OCEAN RESEARCH INSTITUTE, UNIV OF TOKYO
Country: JAPAN
Platform Name: HAKUHO MARU
Platform Type Code: 1
Platform Type: SHIP
Survey Departure Date (yyyymmdd): 19750621
Survey Arrival Date (yyyymmdd): 19750817
Topmost Latitude of Survey: +60
Bottommost Latitude: +34
Leftmost Longitude: +139
Rightmost Longitude: -123
General Digitizing Rate of Bathymetry: 084
General Digitizing Rate of Gravity: 084
Additional Documentation: OLD NGDC:56030023
Number of Data Records: 9578
Min/Max Data Record:
Date: 1975 06 21
Latitude: +34.82430
Longitude: -179.99120
Bathymetry, Corrected Depth: 21.0
Free-Air Anomaly: -3170
Min/Max Data Record:
Date: 1975 08 17
Latitude: +59.63570
Longitude: +179.99020
Bathymetry, Corrected Depth: 7659.0
Free-Air Anomaly: +9050