Survey Identifier: PIQR08WT
Format Acronym: MGD77
Data Center File Number: 15040027
Parameters Surveyed Code: 35111
File Creation Date (yyyymmdd): 19800304
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): TAFT B.
Project: PIQUIERO LEG 8
Survey Departure Date (yyyymmdd): 19690625
Port of Departure: CALLAO,PERU
Survey Arrival Date (yyyymmdd): 19690705
Port of Arrival: BALBOA,CANAL ZONE
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/PDR RECORDER/WIDE(60DEG)BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Topmost Latitude of Survey: +00
Bottommost Latitude: -12
Leftmost Longitude: -087
Rightmost Longitude: -078
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 060
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LIN.INTERP.AT 30DEG C/C OR 500MI ALONG TRACK
Number of Data Records: 647
Min/Max Data Record:
Date: 1969 06 26
Latitude: -11.92230
Longitude: -86.09430
Magnetics Total Field, 1st Sensor: 282450
Magnetics Residual Field: -04950
Min/Max Data Record:
Date: 1969 07 01
Latitude: -0.01870
Longitude: -78.73830
Magnetics Total Field, 1st Sensor: 330400
Magnetics Residual Field: +03400