Survey Identifier: SI81-1
Format Acronym: MGD77
Data Center File Number: 08050022
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): W. GAYMAN
Project: CCOP/SOPAC RAS 79/074; SI81-1
Funding: UNDP
Survey Departure Date (yyyymmdd): 19810107
Port of Departure: PORT VILA, EFATE
Survey Arrival Date (yyyymmdd): 19810120
Port of Arrival: HONIARA,GUADALCANAL,SOLOMON IS
Navigation Instrumentation: (SEE ADD.DOC. 18)
Geodetic Datum/Position: 1-SATNAV, 2-RADAR, 3-SEXTANT
Bathymetry Instrumentation: RAYTHEON PTR 106C-1 7KHZ
Additional Forms of Bathymetric Data: ANALOG RECORDS, MICROFILM
Topmost Latitude of Survey: -09
Bottommost Latitude: -18
Leftmost Longitude: +160
Rightmost Longitude: +169
General Digitizing Rate of Bathymetry: 60
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: 05 MAGNAVOX 1102A; RADAR X, 05 THIS CRUISE WAS A PRELIMINARY SURVEY FOR MANGANESES MODULES IN THE, 05 SANTA CRUZ ISLANDS. 4 FREE-FALL CORES, BOTTOM PHOTOS.
Number of Data Records: 3203
Min/Max Data Record:
Date: 1981 01 07
Latitude: -17.76367
Longitude: +160.11583
Bathymetry, 2- Way Traveltime: 000650
Bathymetry, Corrected Depth: 49.0
Min/Max Data Record:
Date: 1981 01 20
Latitude: -9.30617
Longitude: +168.30167
Bathymetry, 2- Way Traveltime: 087090
Bathymetry, Corrected Depth: 6618.0