Survey Identifier: LUMI
Format Acronym: MGD77
Data Center File Number: J5010003
Parameters Surveyed Code: 55000
File Creation Date (yyyymmdd): 19840222
Source Institution: KOBE UNIVERSITY
Country: JAPAN
Platform Name: DAIEI-MARU
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): ISEZAKI N.
Funding: KOBE UNIVERSITY
Survey Departure Date (yyyymmdd): 19701014
Port of Departure: JAPAN
Survey Arrival Date (yyyymmdd): 19701020
Port of Arrival: JAPAN
Navigation Instrumentation: LORAN-A,EVERY 15MINUTES
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/OSS-1900,(O.S.I) TOWING TRANSDUCER
Additional Forms of Bathymetric Data: ANAL.RECORDS.UNCORRECTED
Magnetics Instrumentation: PMM-711G,KOKUSAI ELECTRONICS CO.,LTD.
Additional Forms of Magnetics Data: ANAL.RECORDS.LIST
Topmost Latitude of Survey: +41
Bottommost Latitude: +34
Leftmost Longitude: +130
Rightmost Longitude: +134
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 15000
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
Reference Field: GSFC(12/66)
Additional Documentation: OLD NGDC:56110003
Number of Data Records: 1959
Min/Max Data Record:
Date: 1970 10 14
Latitude: +34.34333
Longitude: +130.65833
Bathymetry, Corrected Depth: 46.0
Magnetics Total Field, 1st Sensor: 475030
Magnetics Residual Field: -05170
Min/Max Data Record:
Date: 1970 10 20
Latitude: +40.73833
Longitude: +133.89000
Bathymetry, Corrected Depth: 3577.0
Magnetics Total Field, 1st Sensor: 518460
Magnetics Residual Field: +07270