Survey Identifier: HM6903
Format Acronym: MGD77
Data Center File Number: J1030014
Parameters Surveyed Code: 05000
File Creation Date (yyyymmdd): 19810911
Source Institution: HYDROGRAPHIC DEPT.
Country: JAPAN
Platform Name: MEIYO
Platform Type Code: 1
Platform Type: SHIP
Survey Departure Date (yyyymmdd): 196909
Survey Arrival Date (yyyymmdd): 196909
Topmost Latitude of Survey: +38
Bottommost Latitude: +36
Leftmost Longitude: +135
Rightmost Longitude: +137
General Digitizing Rate of Magnetics: 536
Additional Documentation: OLD NGDC:56070014
Number of Data Records: 1600
Min/Max Data Record:
Latitude: +36.03079
Longitude: +135.45858
Magnetics Total Field, 1st Sensor: 470500
Magnetics Residual Field: -06174
Min/Max Data Record:
Latitude: +37.44414
Longitude: +136.74832
Magnetics Total Field, 1st Sensor: 482300
Magnetics Residual Field: +03954