Survey Identifier: CK76-1
Format Acronym: MGD77
Data Center File Number: 08090001
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19821022
Source Institution: HAWAII INST. GEOPHYSICS FOR CCOPSOPAC
Country: U.S.A.
Platform Name: C.I.G.M.F.V. RAVAKAI
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CHARLES W. LANDMESSER
Project: CCOP/SOPAC-UN/RAS/72/122 PROJECT, CRUISE CK-76-1
Funding: UNDP
Survey Departure Date (yyyymmdd): 19760608
Port of Departure: RAROTONGA,COOK ISLANDS
Survey Arrival Date (yyyymmdd): 19760626
Port of Arrival: RAROTONGA,COOK ISLANDS
Navigation Instrumentation: SEXTANT
Geodetic Datum/Position: SEXTANT (GOOD WEATHER,RELIABLE NAV.)
Bathymetry Instrumentation: (SEE ADD.DOC. 18)
Additional Forms of Bathymetric Data: ANALOG RECORDS, MICROFILM.
Topmost Latitude of Survey: -09
Bottommost Latitude: -22
Leftmost Longitude: -161
Rightmost Longitude: -158
General Digitizing Rate of Bathymetry: 85
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 7 KHZ, 36 DEGREE BEAM WIDTH, 01SEC/SWEEP. DEEP SEA BATHYMETRY FROM, 06 RAROTONGA TO PENRHYN ISLANDS (TWO WAYS) ACCOMPANYING A SAMPLING, 06 PROGRAMME IN SEARCH OF MANGANESE NODULES.
Number of Data Records: 3015
Min/Max Data Record:
Date: 1976 06 08
Latitude: -21.18334
Longitude: -160.91333
Bathymetry, 2- Way Traveltime: 000060
Bathymetry, Corrected Depth: 5.0
Min/Max Data Record:
Date: 1976 06 26
Latitude: -9.00000
Longitude: -158.08334
Bathymetry, 2- Way Traveltime: 077120
Bathymetry, Corrected Depth: 5830.0