Survey Identifier: SHACK_71
Format Acronym: MGD77
Data Center File Number: 19050016
Parameters Surveyed Code: 50033
File Creation Date (yyyymmdd): 19991207
Source Institution: BRITISH ANTARCTIC SURVEY
Country: UNITED KINGDOM
Platform Name: RRS SHACKLETON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): D.H.GRIFFITHS
Project: BIRMINGHAM UNIV. CRUISE
Funding: NERC
Survey Departure Date (yyyymmdd): 19711206
Port of Departure: MONTEVIDEO
Survey Arrival Date (yyyymmdd): 19720308
Port of Arrival: MONTEVIDEO
Navigation Instrumentation: MAGNAVOX MX/702C/HP
Geodetic Datum/Position: SATNAV
Bathymetry Instrumentation: ECHO SOUNDER (KELVIN HUGHES MS26J)
Additional Forms of Bathymetric Data: ANALOGUE RECORDS
Magnetics Instrumentation: PROTON MAG. (BARRINGER )
Additional Forms of Magnetics Data: ANALOGUE RECORDS
Gravity Instrumentation: LACOSTE ROMBERG S40
Additional Forms of Gravity Data: ANALOGUE RECORDS
Topmost Latitude of Survey: -44
Bottommost Latitude: -63
Leftmost Longitude: -078
Rightmost Longitude: -034
General Digitizing Rate of Bathymetry: 050
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 010
Reference Field Code: 88
Reference Field: DGRF C
Method of Applying Residual Field: ALCULATED AT EACH POINT
General Digitizing Rate of Gravity: 050
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAG SYSTEM 1967
Reference System Code: 3
Reference System: IGSN 71
Number of Data Records: 82021
Min/Max Data Record:
Date: 1971 12 06
Latitude: -62.98110
Longitude: -77.43640
Bathymetry, Corrected Depth: 23.0
Min/Max Data Record:
Date: 1972 03 08
Latitude: -44.93900
Longitude: -34.34930
Bathymetry, Corrected Depth: 5623.0