Survey Identifier: IG1603
Format Acronym: MGD77
Data Center File Number: 10020032
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19880609
Source Institution: UT INSTITUTE FOR GEOPHYSICS
Country: U.S.A.
Platform Name: R/V IDA GREEN
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J.L. WORZEL
Project: TECTONIC FRAMEWORK OF THE GULF OF MEXICO PHASE I
Funding: JOINT INDUSTRY
Survey Departure Date (yyyymmdd): 19760130
Port of Departure: PORT ST. JOE FLA USA
Survey Arrival Date (yyyymmdd): 19760206
Port of Arrival: GALVESTON TEXAS USA
Navigation Instrumentation: SATELLITE, LORAN C
Geodetic Datum/Position: SATELLITE, DEAD RECKONING, LORAN C
Bathymetry Instrumentation: 3.5 KHZ ECHOSOUNDER
Additional Forms of Bathymetric Data: ANALOG RECORDS, MICROFILM
Magnetics Instrumentation: PROTON PRECESSION MAGNETOMETER
Additional Forms of Magnetics Data: ANALOG CHART RECORD, 35MM MICROFILM
Seismic Instrumentation: DFS 10000 4 MAGNETIC AIR GUNS
Formats of Seismic Data: MYLAR, PAPER, NEGATIVE
Topmost Latitude of Survey: +30
Bottommost Latitude: +23
Leftmost Longitude: -096
Rightmost Longitude: -085
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1,1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Magnetics: 050
Magnetic Sensor Tow Distance: 250.
Reference Field Code: 04
Reference Field: IGRF 75
Additional Documentation: MULTICHANNEL SEISMIC LINES ACQUIRED: 16-3-1 THRU 27, JOINT INDUSTRY SUPPORTED RESEARCH PROJECT. DATA AVAILABLE THRU UT INSTITUTE, FOR GEOPHYSICS ONLY.
Number of Data Records: 2270
Min/Max Data Record:
Date: 1976 01 30
Latitude: +23.24350
Longitude: -95.06970
Bathymetry, Corrected Depth: 13.0
Magnetics Total Field, 1st Sensor: 466340
Magnetics Residual Field: -06340
Seismic Line Number: 16310
Min/Max Data Record:
Date: 1976 02 06
Latitude: +29.75410
Longitude: -85.44910
Bathymetry, Corrected Depth: 3754.0
Magnetics Total Field, 1st Sensor: 511210
Magnetics Residual Field: -01220
Seismic Line Number: 16379