Survey Identifier: CIRC05AR
Format Acronym: MGD77
Data Center File Number: 15010008
Parameters Surveyed Code: 55113
File Creation Date (yyyymmdd): 19810805
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V ARGO
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SCLATER J.
Project: CIRCE LEG 5
Survey Departure Date (yyyymmdd): 19680702
Port of Departure: COLOMBO,CEYLON
Survey Arrival Date (yyyymmdd): 19680731
Port of Arrival: PT.LOUIS,MAURITIUS
Navigation Instrumentation: SATNAV,MANUAL ENTRY GYRO AND SPD CHANGES
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/GIFFT RECORDER/WIDE(60DEG)BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS,PUNCHED CARDS
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Seismic Instrumentation: 40CU.IN.AIRGUN,10-300HZ,PDR MK 10 REC.
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +07
Bottommost Latitude: -26
Leftmost Longitude: +057
Rightmost Longitude: +093
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
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: 7432
Min/Max Data Record:
Date: 1968 07 02
Latitude: -25.01660
Longitude: +57.41160
Bathymetry, 2- Way Traveltime: 000750
Bathymetry, Corrected Depth: 56.0
Magnetics Total Field, 1st Sensor: 372900
Magnetics Residual Field: -06250
Min/Max Data Record:
Date: 1968 07 29
Latitude: +6.03330
Longitude: +92.68330
Bathymetry, 2- Way Traveltime: 082874
Bathymetry, Corrected Depth: 6280.0
Magnetics Total Field, 1st Sensor: 516950
Magnetics Residual Field: +04950