Survey Identifier: C1106
Format Acronym: MGD77
Data Center File Number: 01010049
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19890706
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: USA
Platform Name: ROBERT D. CONRAD
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J. HIERTZLER
Project: CRUISE 11, LEG 6
Survey Departure Date (yyyymmdd): 19670512
Port of Departure: FREEMANTLE, AUSTRALIA
Survey Arrival Date (yyyymmdd): 19670518
Port of Arrival: FREEMANTLE, AUSTRALIA
Navigation Instrumentation: SATELLITE
Geodetic Datum/Position: SATELLITE/ DEAD RECKONING
Bathymetry Instrumentation: (SEE ADD DOC / 18)
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: L-DGO MFG PROTON-PRECESSION
Additional Forms of Magnetics Data: ANALOG RECORDS
Gravity Instrumentation: ANSCHUTZ ELECTRICTABLE, ASKANIA GSS2-6
Additional Forms of Gravity Data: ANALOG RECORDS
Seismic Instrumentation: L-DGO 25CU-IN-AIRGUN,EEL,DRUM RECORDER
Formats of Seismic Data: TWO, 2 CHANNEL SHEET RECORDS
Topmost Latitude of Survey: -30
Bottommost Latitude: -35
Leftmost Longitude: +108
Rightmost Longitude: +116
General Digitizing Rate of Bathymetry: 060
General Sampling Rate of Bathymetry: ONE SECOND
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Magnetics: 150
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN TWO NAV PTS
General Digitizing Rate of Gravity: 100
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT'L 1930
Reference System Code: 2
Reference System: POTSDAM SYSTEM
Additional Documentation: 06 -3.5 AND 12 KHZ, WIDE BEAM (60 DEG), 1 SECOND SWEEP
Number of Data Records: 1708
Min/Max Data Record:
Date: 1967 05 12
Latitude: -34.16570
Longitude: +108.27320
Bathymetry, 2- Way Traveltime: 000150
Bathymetry, Corrected Depth: 11.0
Magnetics Total Field, 1st Sensor: 570570
Magnetics Residual Field: -04920
Free-Air Anomaly: -0945
Min/Max Data Record:
Date: 1967 05 18
Latitude: -30.03580
Longitude: +116.62020
Bathymetry, 2- Way Traveltime: 072400
Bathymetry, Corrected Depth: 5462.0
Magnetics Total Field, 1st Sensor: 597040
Magnetics Residual Field: +07150
Free-Air Anomaly: +0249