Survey Identifier: V1606
Format Acronym: MGD77
Data Center File Number: 01030386
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19921214
Source Institution: Lamont-Doherty Geological Observatory
Country: United States
Platform Name: R/V Vema
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): C. Fray
Project: v1606
Survey Departure Date (yyyymmdd): 19600125
Port of Departure: Port Louis, Mauritius
Survey Arrival Date (yyyymmdd): 19600222
Port of Arrival: Fremantle, Australia
Navigation Instrumentation: stars
Geodetic Datum/Position: dr and mileage log
Bathymetry Instrumentation: 12 khz PDR
Additional Forms of Bathymetric Data: paper records
Topmost Latitude of Survey: -20
Bottommost Latitude: -37
Leftmost Longitude: +057
Rightmost Longitude: +116
General Digitizing Rate of Bathymetry: 038
General Sampling Rate of Bathymetry: continuous
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 0
Interpolation Scheme: 5 min intervals when data spacing less than 30 min
Additional Documentation: Bathymetry points were interpolated at 5 minute intervals when data spacing, was less than 30 minutes. When data spacing was 30 minutes or more, no, interpolation was done. Actual and interpolated values are included.
Number of Data Records: 9006
Min/Max Data Record:
Date: 1960 01 25
Latitude: -36.17833
Longitude: +57.25999
Bathymetry, 2- Way Traveltime: 000176
Bathymetry, Corrected Depth: 13.0
Min/Max Data Record:
Date: 1960 02 22
Latitude: -20.11000
Longitude: +115.56500
Bathymetry, 2- Way Traveltime: 093451
Bathymetry, Corrected Depth: 7019.0