Survey Identifier: 72110801
Format Acronym: MGD77
Data Center File Number: 08010016
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19830303
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): HAMMOND
Project: KK72-11-08-01
Funding: ONR/IDOE
Survey Departure Date (yyyymmdd): 19721108
Port of Departure: HONOLULU, HAWAII
Survey Arrival Date (yyyymmdd): 19721126
Port of Arrival: SUVA, FIJI
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: +22
Bottommost Latitude: -19
Leftmost Longitude: +178
Rightmost Longitude: -154
General Digitizing Rate of Bathymetry: 62
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
General Sampling Rate of Magnetics: 00
Magnetic Sensor Tow Distance: 0000
Sensor Depth: 00000
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: 154
General Sampling Rate of Gravity: 00
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 AIRGUN, SPARKER, B, M, G, REFLX (HIGH, LOW, MIX), REFRX, ASPER 1-8, 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: 7554
Min/Max Data Record:
Date: 1972 11 08
Latitude: -18.37334
Longitude: -179.99599
Bathymetry, 2- Way Traveltime: 000550
Bathymetry, Corrected Depth: 41.0
Magnetics Total Field, 1st Sensor: 326430
Magnetics Residual Field: -13130
Free-Air Anomaly: -0570
Min/Max Data Record:
Date: 1972 11 26
Latitude: +21.31410
Longitude: +179.99200
Bathymetry, 2- Way Traveltime: 082950
Bathymetry, Corrected Depth: 6284.0
Magnetics Total Field, 1st Sensor: 437620
Magnetics Residual Field: +06020
Free-Air Anomaly: +1250