Survey Identifier: 76010304
Format Acronym: MGD77
Data Center File Number: 08010040
Parameters Surveyed Code: 55153
File Creation Date (yyyymmdd): 19800408
Source Institution: HAWAII INSTITUTE OF GEOPHYSICS
Country: U.S.A.
Platform Name: R/V KANA KEOKI
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): STEPHEN R. HAMMOND
Project: NAURU+CENTRAL PACIFIC BASINS CORING KK760103 LEG 04
Funding: N.S.F.
Survey Departure Date (yyyymmdd): 19760402
Port of Departure: HONIARA, SOLOMON ISLANDS
Survey Arrival Date (yyyymmdd): 19760421
Port of Arrival: HONOLULU, HAWAII, U.S.A.
Navigation Instrumentation: SATELLITE, SEXTANT
Geodetic Datum/Position: SATELLITE
Bathymetry Instrumentation: 3.5KHZ, 30DEG BEAM, 1SEC REP RATE
Additional Forms of Bathymetric Data: ANALOG RECORDS, MICROFILM
Magnetics Instrumentation: VARIAN PROTON PRECESSION MAGNETOMETER
Additional Forms of Magnetics Data: ANALOG RECORDS, MICROFILM, DATA LOGGER
Gravity Instrumentation: NONE
Additional Forms of Gravity Data: NONE
Seismic Instrumentation: (SEE ADD.DOC. 18)
Formats of Seismic Data: ANALOG RECORDS, MICROFILM
Topmost Latitude of Survey: +22
Bottommost Latitude: -10
Leftmost Longitude: +159
Rightmost Longitude: -157
General Digitizing Rate of Bathymetry: 51
General Sampling Rate of Bathymetry: 1 PER SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NO INTERPOLATION
General Digitizing Rate of Magnetics: 010
Magnetic Sensor Tow Distance: 0180
Horizontal Sensor Separation: 000
Reference Field Code: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: CALCULATED FOR EACH POINT
Additional Documentation: 09 4500J SPARKER, 40+120CUIN AIRGUNS, 20-250HZ, 5-10SEC REP RATE, EEL
Number of Data Records: 25791
Min/Max Data Record:
Date: 1976 04 02
Latitude: -9.82875
Longitude: -179.99955
Bathymetry, 2- Way Traveltime: 000990
Bathymetry, Corrected Depth: 74.0
Magnetics Total Field, 1st Sensor: 328290
Magnetics Residual Field: -05550
Min/Max Data Record:
Date: 1976 04 21
Latitude: +21.28474
Longitude: +179.99825
Bathymetry, 2- Way Traveltime: 081820
Bathymetry, Corrected Depth: 6196.0
Magnetics Total Field, 1st Sensor: 418540
Magnetics Residual Field: +08380