Survey Identifier: PN79-1


Format Acronym: MGD77
Data Center File Number: 08050014
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19821022
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): JIM V. EADE
Project: CCOP/SOPAC-UN/RAS/79/074, CRUISE PN-79-1.
Funding: UNDP
Survey Departure Date (yyyymmdd): 19790310
Port of Departure: RABAUL,PAPUA-NEW GUINEA
Survey Arrival Date (yyyymmdd): 19790425
Port of Arrival: RABAUL,PAPUA-NEW GUINEA
Navigation Instrumentation: SATNAV MAGNAVOX 1112/RADAR/SEXTANT
Geodetic Datum/Position: 1-SATNAV,2-NEAR LAND,RADAR,3-SEXTANT
Bathymetry Instrumentation: (SEE ADD.DOC. 18)
Additional Forms of Bathymetric Data: ANALOG RECORDS,MICROFILM.
Topmost Latitude of Survey: +02
Bottommost Latitude: -06
Leftmost Longitude: +149
Rightmost Longitude: -179
General Digitizing Rate of Bathymetry: 90
General Sampling Rate of Bathymetry: 01SEC/SWEEP
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE.(PICKED PEAKS/TROUGHS OR 15MIN INTERVALS IF SMOOTH)
Additional Documentation: 06 RAYTHEON PTR10GC,07 KHZ,01 SEC/SWEEP. BATHYMETRY AROUND NEW, 06 IRELAND ACCOMPANYING A SAMPLING PROGRAMME IN SEARCH OF, 06 METALLIFEROUS MUDS AND OFFSHORE PHOSPHATE DEPOSITS.
Number of Data Records: 4810

Min/Max Data Record:
Date: 1979 03 10
Latitude: -5.06817
Longitude: -179.99911
Bathymetry, 2- Way Traveltime: 000150
Bathymetry, Corrected Depth: 11.0

Min/Max Data Record:
Date: 1979 04 25
Latitude: +1.36917
Longitude: +179.99872
Bathymetry, 2- Way Traveltime: 063220
Bathymetry, Corrected Depth: 4760.0