Survey Identifier: IG0801
Format Acronym: MGD77
Data Center File Number: 10020024
Parameters Surveyed Code: 35131
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. WATKINS
Project: MAGNETICS AND DREDGING TEST
Funding: STATE OF TEXAS
Survey Departure Date (yyyymmdd): 19740624
Port of Departure: GALVESTON TEXAS USA
Survey Arrival Date (yyyymmdd): 19740629
Port of Arrival: GALVESTON TEXAS USA
Navigation Instrumentation: SATELLITE,LORAN
Geodetic Datum/Position: SATELLITE, DEAD RECKONING, LORAN
Bathymetry Instrumentation: 12 & 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
Topmost Latitude of Survey: +29
Bottommost Latitude: +26
Leftmost Longitude: -098
Rightmost Longitude: -094
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: 03
Reference Field: IGRF 65
Additional Documentation: MULTICHANNEL SEISMIC LINES ACQUIRED: NONE
Number of Data Records: 1066
Min/Max Data Record:
Date: 1974 06 25
Latitude: +26.58000
Longitude: -97.16330
Magnetics Total Field, 1st Sensor: 487210
Magnetics Residual Field: -04840
Min/Max Data Record:
Date: 1974 06 29
Latitude: +28.79940
Longitude: -94.68470
Magnetics Total Field, 1st Sensor: 504010
Magnetics Residual Field: -00310