Survey Identifier: C2512


Format Acronym: MGD77
Data Center File Number: 01010274
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19901129
Source Institution: Lamont-Doherty Geological Observatory
Country: United States
Platform Name: R/V Conrad
Platform Type Code: 1
Platform Type: ship
Chief Scientist(s): Dr. G Mountain
Project: c2512
Survey Departure Date (yyyymmdd): 19841016
Port of Departure: Bermuda
Survey Arrival Date (yyyymmdd): 19841110
Port of Arrival: San Juan, Puerto Rico
Navigation Instrumentation: tr sat
Geodetic Datum/Position: dead reckoning
Bathymetry Instrumentation: 3.5 PDR
Magnetics Instrumentation: prton procession
Topmost Latitude of Survey: +33
Bottommost Latitude: +18
Leftmost Longitude: -071
Rightmost Longitude: -064
General Digitizing Rate of Bathymetry: 50
General Sampling Rate of Bathymetry: contineous
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 0
General Digitizing Rate of Magnetics: 10
Reference Field Code: 4
Reference Field: IGRF-75
Number of Data Records: 31555

Min/Max Data Record:
Date: 1984 10 16
Latitude: +18.45638
Longitude: -70.21289
Bathymetry, 2- Way Traveltime: 012268
Bathymetry, Corrected Depth: 931.0
Magnetics Total Field, 1st Sensor: 415520
Magnetics Residual Field: -11569

Min/Max Data Record:
Date: 1984 11 10
Latitude: +32.41627
Longitude: -64.24226
Bathymetry, 2- Way Traveltime: 109068
Bathymetry, Corrected Depth: 8382.0
Magnetics Total Field, 1st Sensor: 502070
Magnetics Residual Field: -02657