Survey Identifier: 76010301


Format Acronym: MGD77
Data Center File Number: 08010077
Parameters Surveyed Code: 53333
File Creation Date (yyyymmdd): 19830209
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): M. ODEGARD
Project: MARIANA BASIN LONG REF LINE KK76-01-03-01
Funding: NSF
Survey Departure Date (yyyymmdd): 19760103
Port of Departure: HONOLULU, HAWAII
Survey Arrival Date (yyyymmdd): 19760204
Port of Arrival: WAKE-GUAM, U.S.A.
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)
Formats of Seismic Data: ANALOG, MICROFILM
Topmost Latitude of Survey: +25
Bottommost Latitude: +09
Leftmost Longitude: +144
Rightmost Longitude: -157
General Digitizing Rate of Bathymetry: 63
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: 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: 9789243
Departure Base Station Description: HONOLULU, HAWAII
Arrival Base Station Gravity: 9789243
Arrival Base Station Description: HONOLULU, HAWAII
Additional Documentation: 09 AIRGUN, SPARKER, OBS, B, M, G, REFLX (HIGH, LOW), REFRX, ASPER, 09 EXPLOSIVES, 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: 8852

Min/Max Data Record:
Date: 1976 01 03
Latitude: +9.86480
Longitude: -179.99357
Bathymetry, 2- Way Traveltime: 004150
Bathymetry, Corrected Depth: 315.0

Min/Max Data Record:
Date: 1976 02 04
Latitude: +24.79610
Longitude: +179.99963
Bathymetry, 2- Way Traveltime: 119850
Bathymetry, Corrected Depth: 9228.0