Survey Identifier: HELI02MV
Format Acronym: MGD77
Data Center File Number: 15020126
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19
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,T.ROSSBY
Project: HELIOS LEG 2
Funding: NSF OCE86-16368
Survey Departure Date (yyyymmdd): 19871024
Port of Departure: PAPEETE,TAHITI
Survey Arrival Date (yyyymmdd): 19871124
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: -02
Bottommost Latitude: -28
Leftmost Longitude: -150
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: 11185
Min/Max Data Record:
Date: 1987 10 23
Latitude: -27.22382
Longitude: -149.57823
Bathymetry, 2- Way Traveltime: 000133
Bathymetry, Corrected Depth: 10.0
Min/Max Data Record:
Date: 1987 11 24
Latitude: -2.98732
Longitude: -109.39451
Bathymetry, 2- Way Traveltime: 068333
Bathymetry, Corrected Depth: 5147.0