Survey Identifier: 74010908
Format Acronym: MGD77
Data Center File Number: 08010039
Parameters Surveyed Code: 55151
File Creation Date (yyyymmdd): 19800409
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): LEROY B. SMITH
Project: TRANSIT FROM IPOD SURVEY ATLANTIC NO.5 KK740109 LEG 08
Funding: N.S.F.
Survey Departure Date (yyyymmdd): 19750508
Port of Departure: PANAMA
Survey Arrival Date (yyyymmdd): 19750525
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
Gravity Instrumentation: NONE
Seismic Instrumentation: (SEE BATHYMETRY INSTRUMENTATION)
Formats of Seismic Data: (SEE BATHYMETRY DATA)
Topmost Latitude of Survey: +22
Bottommost Latitude: +06
Leftmost Longitude: -158
Rightmost Longitude: -079
General Digitizing Rate of Bathymetry: 41
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: 155
Magnetic Sensor Tow Distance: 0180
Horizontal Sensor Separation: 000
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: CALCULATED FOR EACH POINT
Additional Documentation: MAGNETIC AND BATHYMETRIC DATA COLLECTED ONLY FROM 16-22MAY IN EAST-WEST, TRANSIT OVER IPOD SITE PACIFIC NO.6
Number of Data Records: 3066
Min/Max Data Record:
Date: 1975 05 08
Latitude: +6.34680
Longitude: -157.86739
Bathymetry, 2- Way Traveltime: 042100
Bathymetry, Corrected Depth: 3141.0
Magnetics Total Field, 1st Sensor: 369100
Magnetics Residual Field: -06330
Min/Max Data Record:
Date: 1975 05 25
Latitude: +21.30900
Longitude: -79.51153
Bathymetry, 2- Way Traveltime: 075820
Bathymetry, Corrected Depth: 5727.0
Magnetics Total Field, 1st Sensor: 414100
Magnetics Residual Field: +04660