Survey Identifier: 77092600
Format Acronym: MGD77
Data Center File Number: 08010072
Parameters Surveyed Code: 55333
File Creation Date (yyyymmdd): 19830127
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): P. L. POZZI
Project: KK77-09-26-00
Funding: NSF(HRS)
Survey Departure Date (yyyymmdd): 19770926
Port of Departure: HONOLULU, HAWAII
Survey Arrival Date (yyyymmdd): 19771002
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: GEOMETRICS G 801-3
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)
Topmost Latitude of Survey: +22
Bottommost Latitude: +16
Leftmost Longitude: -158
Rightmost Longitude: -153
General Digitizing Rate of Bathymetry: 39
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: 010
General Sampling Rate of Magnetics: 06
Horizontal Sensor Separation: 000
Reference Field Code: 04
Reference Field: IGRF-75
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: 2
Theoretical Gravity Formula: INTERNATIONAL1930
Reference System Code: 2
Reference System: POTSDAM
Corrections Applied: NONE APPLIED
Departure Base Station Gravity: 9789243
Departure Base Station Description: HONOLULU, HAWAII PIER 45
Arrival Base Station Gravity: 9789243
Arrival Base Station Description: HONOLULU, HAWAII PIER 45
Additional Documentation: 09 80 AND 120 CU IN AIRGUN, 4500J SPARKER, B, M, G, REFLX (HIGH 50-300,MIX), 15 GRAVITY BASE STATIONS IN GEORGE P. WOOLLARD AND JOHN C. ROSE, 15 INTERNATIONAL GRAVITY MEASUREMENTS, MADISON, UNIV OF WISCONSIN, 1963, 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: 6404
Min/Max Data Record:
Date: 1977 09 26
Latitude: +16.82708
Longitude: -157.98233
Bathymetry, 2- Way Traveltime: 000290
Bathymetry, Corrected Depth: 22.0
Magnetics Total Field, 1st Sensor: 338190
Magnetics Residual Field: -20000
Min/Max Data Record:
Date: 1977 10 02
Latitude: +21.32043
Longitude: -153.70751
Bathymetry, 2- Way Traveltime: 072410
Bathymetry, Corrected Depth: 5463.0
Magnetics Total Field, 1st Sensor: 365840
Magnetics Residual Field: +07180