Survey Identifier: HT890928
Format Acronym: MGD77
Data Center File Number: J1010034
Parameters Surveyed Code: 55500
File Creation Date (yyyymmdd): 19920127
Source Institution: HYDROGRAPHIC DEPARTMENT
Country: JAPAN
Platform Name: TAKUYO
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): KIYOSHI IKEDA
Project: 19TH(FIRST)CONTINENTAL SHELF SURVEY
Funding: HYDROGRAPHIC DEP
Survey Departure Date (yyyymmdd): 19890928
Port of Departure: TOKYO,JAPAN
Survey Arrival Date (yyyymmdd): 19891015
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: +34
Bottommost Latitude: +30
Leftmost Longitude: +134
Rightmost Longitude: +138
General Digitizing Rate of Bathymetry: 105
General Digitizing Rate of Magnetics: 101
General Digitizing Rate of Gravity: 103
Additional Documentation: OLD NGDC:56060034
Number of Data Records: 1991
Min/Max Data Record:
Date: 1989 09 28
Latitude: +30.00692
Longitude: +134.98517
Bathymetry, Corrected Depth: 744.0
Magnetics Residual Field: -03100
Free-Air Anomaly: -0510
Min/Max Data Record:
Date: 1989 10 15
Latitude: +33.04897
Longitude: +137.53990
Bathymetry, Corrected Depth: 5070.0
Magnetics Residual Field: +01600
Free-Air Anomaly: +1350