Survey Identifier: D154_845


Format Acronym: MGD77
Data Center File Number: 19100059
Parameters Surveyed Code: 50033
File Creation Date (yyyymmdd): 20151295
Source Institution: BRITISH ANTARCTIC SURVEY
Country: UNITED KINGDOM
Platform Name: RRS DISCOVERY
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): P.BARKER
Project: SCOTIA SEA, WEDDELL SEA, SOUTHEAST PACIFIC
Funding: NERC
Survey Departure Date (yyyymmdd): 19850101
Port of Departure: PORT STANLEY
Survey Arrival Date (yyyymmdd): 19850411
Port of Arrival: MONTIVIDEO
Geodetic Datum/Position: SATNAV/DR
Bathymetry Instrumentation: PES (IOS)
Additional Forms of Bathymetric Data: ANALOGUE RECORDS
Magnetics Instrumentation: L&R SEA GRAVITY METER S40
Additional Forms of Magnetics Data: ANALOGUE RECORDS
Gravity Instrumentation: PROTON PRECESSION MAG (VARIAN V75)
Additional Forms of Gravity Data: ANALOGUE RECORDS
Seismic Instrumentation: SERCEL SN358, 48 CHANNEL, AIRGUNS
Formats of Seismic Data: DIGITAL
Topmost Latitude of Survey: -47
Bottommost Latitude: -69
Leftmost Longitude: -073
Rightmost Longitude: -024
General Digitizing Rate of Bathymetry: 040
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 010
Reference Field Code: 88
Reference Field: DGRF
General Digitizing Rate of Gravity: 010
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAG 1967
Reference System Code: 3
Reference System: IGSN 71
Number of Data Records: 126406

Min/Max Data Record:
Date: 1985 01 02
Latitude: -68.30210
Longitude: -72.09260
Bathymetry, Corrected Depth: 51.0

Min/Max Data Record:
Date: 1985 04 06
Latitude: -47.90360
Longitude: -24.40690
Bathymetry, Corrected Depth: 7182.0