Survey Identifier: 83011605
Format Acronym: MGD77
Data Center File Number: 08010096
Parameters Surveyed Code: 51533
File Creation Date (yyyymmdd): 19851223
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): FRED K. DUENNEBIER
Project: DOWNHOLE IV RECOVERY KK83-01-16-05
Funding: ONR
Survey Departure Date (yyyymmdd): 19830520
Port of Departure: YOKOHAMA, JAPAN
Survey Arrival Date (yyyymmdd): 19830606
Port of Arrival: HONOLULU, HAWAII
Navigation Instrumentation: SATELLITE,LORANC,OMEGA,TRANSPONDER,RTN
Geodetic Datum/Position: (SEE ADD.DOC. 18)
Bathymetry Instrumentation: 3.5 KHZ 30 DEGREE BEAM, 1 SEC SWEEP
Additional Forms of Bathymetric Data: ANALOG, MICROFILM
Gravity Instrumentation: LACOSTE ROMBERG S-33
Additional Forms of Gravity Data: ANALOG
Seismic Instrumentation: 80 CU IN AIRGUN/WATERGUN
Formats of Seismic Data: ANALOG, MICROFILM
Topmost Latitude of Survey: +44
Bottommost Latitude: +21
Leftmost Longitude: +140
Rightmost Longitude: -157
General Digitizing Rate of Bathymetry: 33
General Sampling Rate of Bathymetry: 1 PER SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE/PICKED PEAKS & TROUGHS + 15MIN INTERVALS
General Digitizing Rate of Gravity: 050
General Sampling Rate of Gravity: 00
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: 05 1-SAT 2-LORAN C X, 05 DATA TAKEN ON BOARD: B,G,DOWNHOLE IV SEISMOMETER, AERO DROP, 05 EXPLOSIVES AND JAPAN EARTHQUAKE DATA; NO OTHER STATIONS, REFLX. 15 GRAVITY BASE STATIONS IN GEORGE P. WOOLLARD AND JOHN C. ROSE, 15 INTERNATIONAL GRAVITY MEASUREMENTS, MADISON, UNIV OF WISCONSIN, 1963, 15 978924.3
Number of Data Records: 12277
Min/Max Data Record:
Date: 1983 05 20
Latitude: +21.25962
Longitude: -179.99059
Bathymetry, 2- Way Traveltime: 000120
Bathymetry, Corrected Depth: 9.0
Free-Air Anomaly: -1326
Min/Max Data Record:
Date: 1983 06 06
Latitude: +44.00213
Longitude: +179.99988
Bathymetry, 2- Way Traveltime: 088590
Bathymetry, Corrected Depth: 6719.0
Free-Air Anomaly: +0794