Survey Identifier: ANTVI3

Format Acronym: MGD77
Data Center File Number: 83070006
Parameters Surveyed Code: 53331
File Creation Date (yyyymmdd): 19920123
Source Institution: Alfred Wegener Inst Polar+MarineRes.AWI
Country: Fed. Rep. Germany
Platform Name: RV Polarstern
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): Fuetterer, D.K.
Project: Polarstern ANT VI/3
Survey Departure Date (yyyymmdd): 19871219
Port of Departure: Ushuaia, AR
Survey Arrival Date (yyyymmdd): 19880317
Port of Arrival: Capetown, RSA
Navigation Instrumentation: INDAS: Satnav (GPS+NNSS), Log+Gyro
Geodetic Datum/Position: Satfix GPS, dead reckoning, interpol.
Bathymetry Instrumentation: ELAC NBS, roll/pitch compensated
Additional Forms of Bathymetric Data: analogue and digital
Topmost Latitude of Survey: -40
Bottommost Latitude: -79
Leftmost Longitude: -069
Rightmost Longitude: +014
General Digitizing Rate of Bathymetry: 003
General Sampling Rate of Bathymetry: 1/second
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: no interpolation
Additional Documentation: Suspected depth data have been verified by 3.5 kHz sediment echo sounder and, analog recordings of HONEYWELL-ELAC Narrow Beam Sounders, Navigation: linear interpolated between GPS or NNSS fixes, suspected positions, have been deleted, NBS plus SEABEAM fan sonar survey. Geophysical measurements are excluded. For, details see expedition report Ber.z.Polarforschung, Vol.58, AWI, 1988.
Number of Data Records: 297813

Min/Max Data Record:
Date: 1987 12 21
Latitude: -78.33478
Longitude: -68.29036
Bathymetry, 2- Way Traveltime: 000240
Bathymetry, Corrected Depth: 18.0

Min/Max Data Record:
Date: 1988 03 15
Latitude: -40.32771
Longitude: +13.69683
Bathymetry, 2- Way Traveltime: 072627
Bathymetry, Corrected Depth: 5422.0