Survey Identifier: HELI03MV
Format Acronym: MGD77
Data Center File Number: 15020127
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19880913
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): S. RISER,J. LUPTON
Project: HELIOS LEG 3
Funding: NSF OCE87-02835
Survey Departure Date (yyyymmdd): 19871126
Port of Departure: EASTER ISLAND
Survey Arrival Date (yyyymmdd): 19871218
Port of Arrival: EASTER ISLAND
Navigation Instrumentation: SATNAV, AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/EDO
Additional Forms of Bathymetric Data: ANAL.RECORDS,35MMFILM
Magnetics Instrumentation: NONE COLLECTED
Gravity Instrumentation: NONE COLLECTED
Additional Forms of Gravity Data: NONE COLLECTED
Seismic Instrumentation: NONE COLLECTED
Topmost Latitude of Survey: -08
Bottommost Latitude: -28
Leftmost Longitude: -119
Rightmost Longitude: -109
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Number of Data Records: 7199
Min/Max Data Record:
Date: 1987 11 26
Latitude: -27.14356
Longitude: -118.98324
Bathymetry, 2- Way Traveltime: 000333
Bathymetry, Corrected Depth: 25.0
Min/Max Data Record:
Date: 1987 12 18
Latitude: -8.73612
Longitude: -109.09508
Bathymetry, 2- Way Traveltime: 053867
Bathymetry, Corrected Depth: 4038.0