Survey Identifier: SHA679L1
Format Acronym: MGD77
Data Center File Number: 19050007
Parameters Surveyed Code: 51500
File Creation Date (yyyymmdd): 19831202
Source Institution: INSTITUTE OF OCEANOGRAPHIC SCIENCES
Country: UNITED KINGDOM
Platform Name: SHACKLETON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): R. B. WHITMARSH
Project: SHACKLETON CRUISE 6/79 LEG 1
Funding: BRITISH GOVERNMENT
Survey Departure Date (yyyymmdd): 19790707
Port of Departure: BARRY, WALES
Survey Arrival Date (yyyymmdd): 19790721
Port of Arrival: BREST, FRANCE
Navigation Instrumentation: MAGNAVOX SATELLITE RECEIVER
Geodetic Datum/Position: SAT PLUS DR
Bathymetry Instrumentation: IOS PES MARK 3 10KHZ 20DEG 2SEC SWEEP
Additional Forms of Bathymetric Data: ANALOGUE
Gravity Instrumentation: LACOSTE-ROMBERG S86
Additional Forms of Gravity Data: ANALOGUE
Topmost Latitude of Survey: +50
Bottommost Latitude: +46
Leftmost Longitude: -012
Rightmost Longitude: -006
General Digitizing Rate of Bathymetry: 020
General Sampling Rate of Bathymetry: 2 SEC
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: 2 MINUTE LINEAR INTERPOLATION FROM 6 MIN SAMPLES
General Digitizing Rate of Gravity: 020
General Sampling Rate of Gravity: 1
Theoretical Gravity Formula Code: 3
Theoretical Gravity Formula: IAG SYSTEM 1967
Reference System Code: 2
Reference System: POTSDAM
Departure Base Station Gravity: 9811903
Departure Base Station Description: BARRY, WALES
Arrival Base Station Gravity: 9811903
Arrival Base Station Description: BARRY,WALES
Number of Data Records: 8338
Min/Max Data Record:
Date: 1979 07 08
Latitude: +46.26690
Longitude: -11.11470
Bathymetry, Corrected Depth: 20.0
Free-Air Anomaly: -6300
Min/Max Data Record:
Date: 1979 07 19
Latitude: +49.71860
Longitude: -6.87000
Bathymetry, Corrected Depth: 4934.0
Free-Air Anomaly: +9590