Survey Identifier: HT890107
Format Acronym: MGD77
Data Center File Number: J1010030
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 19920309
Source Institution: HYDROGRAPHIC DEPARTMENT
Country: JAPAN
Platform Name: TAKUYO
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SHIGERU KATO
Project: 17TH(LATTER)CONTINENTAL SHELF SURVEY
Funding: HYDROGRAPHIC DEP
Survey Departure Date (yyyymmdd): 19890107
Port of Departure: TOKYO,JAPAN
Survey Arrival Date (yyyymmdd): 19890126
Port of Arrival: TOKYO,JAPAN
Navigation Instrumentation: INTEGRATED NAVIGATION SYSTEM
Bathymetry Instrumentation: SEA-BEAM
Magnetics Instrumentation: PROTON MAGUNETMETER
Gravity Instrumentation: BODENSEEWERK KSS/30
Topmost Latitude of Survey: +30
Bottommost Latitude: +26
Leftmost Longitude: +139
Rightmost Longitude: +143
General Digitizing Rate of Bathymetry: 087
General Digitizing Rate of Magnetics: 083
General Digitizing Rate of Gravity: 087
Additional Documentation: OLD NGDC:56060030
Number of Data Records: 2732
Min/Max Data Record:
Date: 1989 01 09
Latitude: +26.94889
Longitude: +139.98601
Bathymetry, Corrected Depth: 89.0
Magnetics Residual Field: -09760
Free-Air Anomaly: -2100
Min/Max Data Record:
Date: 1989 01 25
Latitude: +29.51259
Longitude: +142.66712
Bathymetry, Corrected Depth: 7877.0
Magnetics Residual Field: +15540
Free-Air Anomaly: +3880