Survey Identifier: 73102500
Format Acronym: MGD77
Data Center File Number: 08010024
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19830215
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): L. KROENKE
Project: KK73-10-25-00
Funding: ONR
Survey Departure Date (yyyymmdd): 19731027
Port of Departure: HONOLULU, HAWAII
Survey Arrival Date (yyyymmdd): 19731127
Port of Arrival: HONOLULU, HAWAII
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: PRIM-SATELLITE
Bathymetry Instrumentation: 3.5 KHZ 30 DEG BEAM
Additional Forms of Bathymetric Data: ANALOG, MICROFILM
Magnetics Instrumentation: VARIAN PROTON PRECESSION MAGNETOMETER
Additional Forms of Magnetics Data: ANALOG, MICROFILM
Gravity Instrumentation: LACOSTE ROMBERG S-33
Additional Forms of Gravity Data: ANALOG, MICROFILM
Seismic Instrumentation: (SEE ADD.DOC. 18)
Formats of Seismic Data: ANALOG, MICROFILM
Topmost Latitude of Survey: +38
Bottommost Latitude: +20
Leftmost Longitude: +169
Rightmost Longitude: -157
General Digitizing Rate of Bathymetry: 73
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE.(PICKED PEAKS/TROUGHS OR 15-MIN INTERVLS IF SMOOTH)
General Digitizing Rate of Magnetics: 104
Horizontal Sensor Separation: 000
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: FOR EACH DATA VALUE
General Digitizing Rate of Gravity: 050
General Sampling Rate of Gravity: 60
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL1930
Reference System Code: 2
Reference System: POTSDAM
Corrections Applied: NONE APPLIED
Departure Base Station Gravity: 0000000
Arrival Base Station Gravity: 0000000
Additional Documentation: 09 40,120,300 CU IN AIRGUN, SPARKER, OBS, B, M, G, REFLX (LOW, MIX), 09 REFRX, ASPER 1-28, XBT 1-55, FFC, FFG, FFTG, PCOD, T-PROBE, RD, 09 FFCM, 12 KHZ. 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: 11812
Min/Max Data Record:
Date: 1973 10 27
Latitude: +20.65540
Longitude: -179.98332
Bathymetry, 2- Way Traveltime: 000140
Bathymetry, Corrected Depth: 11.0
Magnetics Total Field, 1st Sensor: 347420
Magnetics Residual Field: -11100
Free-Air Anomaly: -1060
Min/Max Data Record:
Date: 1973 11 27
Latitude: +37.58260
Longitude: +179.99998
Bathymetry, 2- Way Traveltime: 076760
Bathymetry, Corrected Depth: 5800.0
Magnetics Total Field, 1st Sensor: 403620
Magnetics Residual Field: +15000
Free-Air Anomaly: +2770