Survey Identifier: 81062602


Format Acronym: MGD77
Data Center File Number: 08010060
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19820329
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): J. FRISBEE CAMPBELL
Project: WESTERN PACIFIC SEAMOUNTS KK81-06-26-02
Funding: ONR
Survey Departure Date (yyyymmdd): 19810729
Port of Departure: MAJURO AMERICAN TRUST TERRITORIE
Survey Arrival Date (yyyymmdd): 19810824
Port of Arrival: TRUK AMERICAN TRUST TERRITORIE
Navigation Instrumentation: SATELLITE,LORAN C,A/SEXTANT
Geodetic Datum/Position: PRIM-SATELLITE
Bathymetry Instrumentation: 3.5 KHZ, 30 DEGREE BEAM
Additional Forms of Bathymetric Data: ANALOG
Magnetics Instrumentation: PROTON PRECESSION MAG-GEOMETRICS G 801-3
Additional Forms of Magnetics Data: ANALOG
Gravity Instrumentation: LACOSTE-ROMBERG S-33
Additional Forms of Gravity Data: ANALOG
Seismic Instrumentation: 40- AND 80-CUBIC IN AIRGUN
Formats of Seismic Data: ANALOG
Topmost Latitude of Survey: +24
Bottommost Latitude: +05
Leftmost Longitude: +151
Rightmost Longitude: +173
General Digitizing Rate of Bathymetry: 18
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE.(PICKED PEAKS AND TROUGHS OR 5-MINUTE INTERVALS.)
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Horizontal Sensor Separation: 000
Reference Field Code: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: FOR EACH DATA VALUE
General Digitizing Rate of Gravity: 030
General Sampling Rate of Gravity: 60
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAGSYSTEM1967
Reference System Code: 3
Reference System: IGSN71
Corrections Applied: NONE APPLIED
Departure Base Station Gravity: 9789243
Departure Base Station Description: HONOLULU PIER 45
Arrival Base Station Gravity: 9789243
Arrival Base Station Description: HONOLULU PIER 45
Additional Documentation: 15 GRAVITY BASE STATIONS IN GEORGE P. WOOLLARD AND JOHN C. ROSE, 15 INTERNATIONAL GRAVITY MEASUREMENTS, MADISON, UNIV OF WISCONSIN, 1963
Number of Data Records: 43778

Min/Max Data Record:
Date: 1981 07 29
Latitude: +5.35852
Longitude: +151.82821
Bathymetry, 2- Way Traveltime: 000290
Bathymetry, Corrected Depth: 22.0
Magnetics Total Field, 1st Sensor: 324530
Magnetics Residual Field: -19200
Free-Air Anomaly: -0770

Min/Max Data Record:
Date: 1981 08 24
Latitude: +23.13759
Longitude: +172.78846
Bathymetry, 2- Way Traveltime: 080760
Bathymetry, Corrected Depth: 6115.0
Magnetics Total Field, 1st Sensor: 356200
Magnetics Residual Field: +05890
Free-Air Anomaly: +2585