Survey Identifier: HS8005
Format Acronym: MGD77
Data Center File Number: J1020028
Parameters Surveyed Code: 5
File Creation Date (yyyymmdd): 19880928
Source Institution: HYDROGRAPHIC DEPT. M.S.A.
Country: JAPAN
Platform Name: SHOYO
Platform Type Code: 1
Platform Type: SHIP
Project: SAGAMI NANKAI TROUGH
Survey Departure Date (yyyymmdd): 198009
Survey Arrival Date (yyyymmdd): 198009
Navigation Instrumentation: NNSS LORAN-C 9970-X,Y
Magnetics Instrumentation: PROTON MAG
Topmost Latitude of Survey: +35
Bottommost Latitude: +34
Leftmost Longitude: +138
Rightmost Longitude: +140
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 60
Magnetic Sensor Tow Distance: 0250
Reference Field Code: 03
Reference Field: DGRF
Additional Documentation: magnetics has no times OLD NGDC:56080028
Number of Data Records: 3121
Min/Max Data Record:
Latitude: +34.16863
Longitude: +138.03583
Magnetics Total Field, 1st Sensor: 453130
Magnetics Residual Field: -02658
Min/Max Data Record:
Latitude: +34.79615
Longitude: +139.64893
Magnetics Total Field, 1st Sensor: 457580
Magnetics Residual Field: +04779