Survey Identifier: PN81-2


Format Acronym: MGD77
Data Center File Number: 08050026
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): NEVILLE EXON
Project: CCOP/SOPAC RAS 79/074; PN81-2
Funding: UNDP
Survey Departure Date (yyyymmdd): 19810309
Port of Departure: RABAUL, NEW BRITIAN
Survey Arrival Date (yyyymmdd): 19810322
Port of Arrival: RABAUL, NEW BRITIAN
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 WAS PICKED FROM SEISMIC RECORDS
Seismic Instrumentation: 40 & 80 CU INCH AIRGUNS
Formats of Seismic Data: ANALOG RECORDS, MICROFILM
Topmost Latitude of Survey: +00
Bottommost Latitude: -05
Leftmost Longitude: +144
Rightmost Longitude: +153
General Digitizing Rate of Bathymetry: 28
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 PLANNED TO HELP DEFINE HYDROCARBON POTENTIALS OF THE, 05 NEW IRELAND BASIN BY OBTAINING BATHYMETRY, MAGNETICS & SEISMIC DATA. 05 DUE TO TOO FEW RECORDERS, BATHY WAS PICKED FROM SEISMIC RECORDS.
Number of Data Records: 3141

Min/Max Data Record:
Date: 1981 03 09
Latitude: -4.26867
Longitude: +144.42417
Bathymetry, 2- Way Traveltime: 000160
Bathymetry, Corrected Depth: 12.0

Min/Max Data Record:
Date: 1981 03 22
Latitude: -0.26917
Longitude: +152.28800
Bathymetry, 2- Way Traveltime: 048830
Bathymetry, Corrected Depth: 3658.0