Survey Identifier: VA80-2


Format Acronym: MGD77
Data Center File Number: 08050020
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19851216
Source Institution: HAWAII INST. GEOPHYSICS FOR CCOPSOPAC
Country: U.S.A.
Platform Name: R/V MACHIAS
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): GARRY GAUSS
Project: CCOP/SOPAC RAS 79/074; VA80-2
Funding: UNDP
Survey Departure Date (yyyymmdd): 19801122
Port of Departure: SUVA, VITI LEVU, FIJI
Survey Arrival Date (yyyymmdd): 19801201
Port of Arrival: PORT VILA, EFATE
Navigation Instrumentation: MAGNAVOX 1102A; RADAR
Geodetic Datum/Position: 1-SATNAV 2-RADAR 3-SEXTANT
Bathymetry Instrumentation: RAYTHEON PTR 106C-1 7 KHZ
Additional Forms of Bathymetric Data: (SEE ADD.DOC. 18)
Topmost Latitude of Survey: -17
Bottommost Latitude: -21
Leftmost Longitude: +168
Rightmost Longitude: +179
General Digitizing Rate of Bathymetry: 38
General Sampling Rate of Bathymetry: 1 PER SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE/PICKED PEAKS & TROUGHS + 15MIN INTERVALS IF SMOOTH
Additional Documentation: 06 ANALOG RECORDS; MICROFILM, 06 RECONNAISSANCE SAMPLING FOR METALLIFEROUS MUD IN VANUATU WATERS ALONG, 06 WITH INVESTIGATION OF PRECIOUS CORALS; 18 DREDGE STATIONS.
Number of Data Records: 3823

Min/Max Data Record:
Date: 1980 11 22
Latitude: -20.39100
Longitude: +168.23983
Bathymetry, 2- Way Traveltime: 000340
Bathymetry, Corrected Depth: 26.0

Min/Max Data Record:
Date: 1980 12 01
Latitude: -17.49933
Longitude: +178.42883
Bathymetry, 2- Way Traveltime: 048770
Bathymetry, Corrected Depth: 3654.0