Survey Identifier: 77022000
Format Acronym: MGD77
Data Center File Number: 08010076
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19820208
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): MARGOLIS/EPP
Project: KK77-02-20-00
Funding: NSF/STATE
Survey Departure Date (yyyymmdd): 19770220
Port of Departure: HONOLULU, HAWAII
Survey Arrival Date (yyyymmdd): 19770306
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
Seismic Instrumentation: (SEE ADD.DOC. 18)
Formats of Seismic Data: ANALOG, MICROFILM
Topmost Latitude of Survey: +22
Bottommost Latitude: +13
Leftmost Longitude: -158
Rightmost Longitude: -152
General Digitizing Rate of Bathymetry: 56
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
Additional Documentation: 09 120 CU IN AIRGUN, 4500J SPKR, B,M, REFLX (LOW 10-200, MIX 10-300/, 09 150-300), REFRX, XBT 1-4, OBS, PCOD, BC, 12 KHZ TEMP PINGER.
Number of Data Records: 10673
Min/Max Data Record:
Date: 1977 02 20
Latitude: +13.83210
Longitude: -157.97618
Bathymetry, 2- Way Traveltime: 000410
Bathymetry, Corrected Depth: 31.0
Magnetics Total Field, 1st Sensor: 339640
Magnetics Residual Field: -06810
Min/Max Data Record:
Date: 1977 03 06
Latitude: +21.31164
Longitude: -152.89569
Bathymetry, 2- Way Traveltime: 085770
Bathymetry, Corrected Depth: 6506.0
Magnetics Total Field, 1st Sensor: 365730
Magnetics Residual Field: +09520