Survey Identifier: C1705


Format Acronym: MGD77
Data Center File Number: 01010124
Parameters Surveyed Code: 55530
File Creation Date (yyyymmdd): 19870730
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: U.S.A.
Platform Name: CONRAD
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): JACOBS, STANLEY
Project: c1705
Survey Departure Date (yyyymmdd): 19740225
Port of Departure: CAPE TOWN, SOUTH AFRICA
Survey Arrival Date (yyyymmdd): 19740411
Port of Arrival: DURBAN, SOUTH AFRICA
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: SATELLITE / DEAD RECKONING
Bathymetry Instrumentation: 3.5
Magnetics Instrumentation: P
Gravity Instrumentation: BELL
Topmost Latitude of Survey: -29
Bottommost Latitude: -69
Leftmost Longitude: +018
Rightmost Longitude: +057
General Digitizing Rate of Bathymetry: 34
General Sampling Rate of Bathymetry: ONE SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 0
General Digitizing Rate of Magnetics: 36
Reference Field Code: 74
General Digitizing Rate of Gravity: 36
Theoretical Gravity Formula Code: 2
Reference System Code: 2
Number of Data Records: 17766

Min/Max Data Record:
Date: 1974 02 25
Latitude: -68.34310
Longitude: +18.19610
Bathymetry, 2- Way Traveltime: 001525
Bathymetry, Corrected Depth: 114.0
Magnetics Total Field, 1st Sensor: 285980
Magnetics Residual Field: -12170
Free-Air Anomaly: -0781

Min/Max Data Record:
Date: 1974 04 11
Latitude: -29.94180
Longitude: +56.90330
Bathymetry, 2- Way Traveltime: 079600
Bathymetry, Corrected Depth: 6011.0
Magnetics Total Field, 1st Sensor: 449000
Magnetics Residual Field: +10730
Free-Air Anomaly: +2218