Survey Identifier: EVA900
Format Acronym: MGD77
Data Center File Number: 84010009
Parameters Surveyed Code: 55110
File Creation Date (yyyymmdd): 19000000
Source Institution: GEOMER DATA BANK ORSTOM NOUMEA
Country: NOUVELLE CALEDONIE
Platform Name: CORIOLIS
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J.Y. COLLOT
Project: ORSTOM EVA900
Funding: ORSTOM-NOUMEA
Survey Departure Date (yyyymmdd): 198111 1
Port of Departure: PORTVILA
Survey Arrival Date (yyyymmdd): 19811112
Port of Arrival: PORTVILA
Navigation Instrumentation: JMR4-JMR22 MAGNAVOX
Geodetic Datum/Position: SATELLITES TRANSIT
Bathymetry Instrumentation: EDO4077-12KHZ
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: VARIAN 173 PROTON PREC. MAG
Additional Forms of Magnetics Data: ANALOG RECORDS
Additional Forms of Gravity Data: ANALOG RECORDS
Formats of Seismic Data: NEANT
Topmost Latitude of Survey: -19
Bottommost Latitude: -22
Leftmost Longitude: +167
Rightmost Longitude: +173
General Digitizing Rate of Bathymetry: 50
General Sampling Rate of Bathymetry: ONE SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 07
Interpolation Scheme: NEANT
General Digitizing Rate of Magnetics: 50
General Sampling Rate of Magnetics: 03
Magnetic Sensor Tow Distance: 100
Reference Field Code: 04
Reference Field: IGFR80
Method of Applying Residual Field: FOR EACH DATA VALUE
Number of Data Records: 2677
Min/Max Data Record:
Date: 1981 11 01
Latitude: -21.36615
Longitude: +167.67078
Bathymetry, Corrected Depth: 274.0
Magnetics Total Field, 1st Sensor: 451560
Magnetics Residual Field: -08930
Min/Max Data Record:
Date: 1981 11 11
Latitude: -19.17372
Longitude: +172.13254
Bathymetry, Corrected Depth: 6931.0
Magnetics Total Field, 1st Sensor: 481960
Magnetics Residual Field: +07650