Survey Identifier: 77100600
Format Acronym: MGD77
Data Center File Number: 08010073
Parameters Surveyed Code: 55311
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): M. ODEGARD
Project: KK77-10-06-00
Funding: NSF
Survey Departure Date (yyyymmdd): 19771006
Port of Departure: HONOLULU, HAWAII
Survey Arrival Date (yyyymmdd): 19771008
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
Topmost Latitude of Survey: +22
Bottommost Latitude: +20
Leftmost Longitude: -158
Rightmost Longitude: -156
General Digitizing Rate of Bathymetry: 45
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
Arrival Base Station Gravity: 9789243
Arrival Base Station Description: HONOLULU, HAWAII
Additional Documentation: 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: 1958
Min/Max Data Record:
Date: 1977 10 06
Latitude: +20.58262
Longitude: -157.88666
Bathymetry, 2- Way Traveltime: 000210
Bathymetry, Corrected Depth: 16.0
Magnetics Total Field, 1st Sensor: 347590
Magnetics Residual Field: -13020
Min/Max Data Record:
Date: 1977 10 08
Latitude: +21.49399
Longitude: -156.06361
Bathymetry, 2- Way Traveltime: 076370
Bathymetry, Corrected Depth: 5770.0
Magnetics Total Field, 1st Sensor: 369490
Magnetics Residual Field: +08660