Survey Identifier: ELT08
Format Acronym: MGD77
Data Center File Number: 01020008
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19890705
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: UNITED STATES
Platform Name: ELTANIN
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): WALTER R. SEELIG
Project: CRUISE08
Funding: NSF
Survey Departure Date (yyyymmdd): 19630402
Port of Departure: MONTEVIDEO URAGUAY
Survey Arrival Date (yyyymmdd): 19630619
Port of Arrival: TALCAHUANO CHILE
Navigation Instrumentation: SEXTANT
Geodetic Datum/Position: DEAD RECKONING
Bathymetry Instrumentation: PDR12KHZ WIDEBEAM ONCE PER SEC.SWEEP
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: L-DGO PROTON PRECESSION
Topmost Latitude of Survey: -36
Bottommost Latitude: -64
Leftmost Longitude: -079
Rightmost Longitude: -022
General Digitizing Rate of Bathymetry: 104
General Sampling Rate of Bathymetry: ONE SECOND
General Digitizing Rate of Magnetics: 150
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: NIGRF
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV. POINTS
Number of Data Records: 13962
Min/Max Data Record:
Date: 1963 04 02
Latitude: -63.42830
Longitude: -78.47500
Bathymetry, 2- Way Traveltime: 000300
Bathymetry, Corrected Depth: 22.0
Magnetics Total Field, 1st Sensor: 260050
Magnetics Residual Field: -20320
Min/Max Data Record:
Date: 1963 06 19
Latitude: -36.42500
Longitude: -22.00000
Bathymetry, 2- Way Traveltime: 112500
Bathymetry, Corrected Depth: 8560.0
Magnetics Total Field, 1st Sensor: 402000
Magnetics Residual Field: +24110