Survey Identifier: SI81-3
Format Acronym: MGD77
Data Center File Number: 08050024
Parameters Surveyed Code: 51133
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): E. SAPHORE
Project: CCOP/SOPAC RAS 79/074; SI81-3
Funding: UNDP
Survey Departure Date (yyyymmdd): 19810209
Port of Departure: HONIARA, GUADALCANAL
Survey Arrival Date (yyyymmdd): 19810215
Port of Arrival: HONIARA, GUADALCANAL
Navigation Instrumentation: (SEE ADD.DOC. 18)
Geodetic Datum/Position: 1-SATNAV 2-RADAR 3-SEXTANT
Bathymetry Instrumentation: RAYTHEON PTR 106C-1 7 KHZ
Additional Forms of Bathymetric Data: DATA PICKED FROM SEISMIC RECORDS
Seismic Instrumentation: 40 & 80 CU INCH AIRGUNS
Formats of Seismic Data: ANALOG RECORDS, MICROFILM
Topmost Latitude of Survey: -09
Bottommost Latitude: -13
Leftmost Longitude: +159
Rightmost Longitude: +162
General Digitizing Rate of Bathymetry: 26
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 DESIGNED TO ENABLE AN ASSESMENT OF PETROLEUM POTENTIALS, 05 WITH SINGLE-CHANNEL SEISMICS & MAGNETIC DATA FROM THE RENDELL ARCH. 05 TOO FEW RECORDERS FORCED BATHY TO BE PICKED FROM SEISMIC DATA INSTEAD, 05 OF FROM THE ECHO SOUNDER.
Number of Data Records: 2697
Min/Max Data Record:
Date: 1981 02 09
Latitude: -12.30600
Longitude: +159.39500
Bathymetry, 2- Way Traveltime: 000430
Bathymetry, Corrected Depth: 32.0
Min/Max Data Record:
Date: 1981 02 15
Latitude: -9.14300
Longitude: +161.02500
Bathymetry, 2- Way Traveltime: 070010
Bathymetry, Corrected Depth: 5285.0