Survey Identifier: V3603
Format Acronym: MGD77
Data Center File Number: 01030234
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19890703
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: U.S.A.
Platform Name: VEMA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J.K. WEISSEL
Project: CRUISE 36 LEG 3
Funding: NSF OCE 78-19830
Survey Departure Date (yyyymmdd): 19791010
Port of Departure: SUVA, FIJI ISLANDS
Survey Arrival Date (yyyymmdd): 19791109
Port of Arrival: APRA, GUAM
Navigation Instrumentation: SEXTANT AND SATELLITE
Geodetic Datum/Position: SATELLITE/DEAD RECKONING
Bathymetry Instrumentation: 06-3.5 AND 12KHZ,WIDE BEAM(60 DEG)
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: L-DGO MFG PROTON-PRECESSION
Additional Forms of Magnetics Data: ANALOG RECORDS
Gravity Instrumentation: GRAF-ASKANIA GSS2-31
Additional Forms of Gravity Data: ANALOG RECORDS
Seismic Instrumentation: L-DGO 25CU.IN.AIRGUN,EEL,DRUM RECORDER
Formats of Seismic Data: TWO, 2-CHANNEL SHEET RECORDS
Topmost Latitude of Survey: +13
Bottommost Latitude: -19
Leftmost Longitude: +144
Rightmost Longitude: +179
General Digitizing Rate of Bathymetry: 060
General Sampling Rate of Bathymetry: ONE SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Magnetics: 060
General Sampling Rate of Magnetics: 06
Reference Field Code: 04
Reference Field: IGRF-75
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV POINTS
General Digitizing Rate of Gravity: 100
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 0
Theoretical Gravity Formula: INTERNATIONAL1930
Reference System Code: 2
Reference System: POTSDAM SYSTEM
Number of Data Records: 8526
Min/Max Data Record:
Date: 1979 10 10
Latitude: -18.84220
Longitude: +144.78830
Bathymetry, 2- Way Traveltime: 002000
Bathymetry, Corrected Depth: 150.0
Magnetics Total Field, 1st Sensor: 353830
Magnetics Residual Field: -06200
Free-Air Anomaly: -2529
Min/Max Data Record:
Date: 1979 11 09
Latitude: +12.98620
Longitude: +178.42680
Bathymetry, 2- Way Traveltime: 122750
Bathymetry, Corrected Depth: 9463.0
Magnetics Total Field, 1st Sensor: 441640
Magnetics Residual Field: +04970
Free-Air Anomaly: +1508