Survey Identifier: C1007
Format Acronym: MGD77
Data Center File Number: 01010038
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): A. LONARDI
Project: CRUISE 10, LEG 7
Survey Departure Date (yyyymmdd): 19660429
Port of Departure: TOWNSVILLE, AUSTRALIA
Survey Arrival Date (yyyymmdd): 19660527
Port of Arrival: TOKYO,JAPAN
Bathymetry Instrumentation: 06-3.5 AND 12 KHZ, WIDE BEAM (60 DEG)
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: L-DGO MFG PRORN PRECESSION
Additional Forms of Magnetics Data: ANALOG RECORDS
Gravity Instrumentation: ANSCHUTZ ELECTRITABLE, 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: +35
Bottommost Latitude: -19
Leftmost Longitude: +139
Rightmost Longitude: +163
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: 34
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV PTS
General Digitizing Rate of Gravity: 34
Theoretical Gravity Formula Code: I
Theoretical Gravity Formula: 2
Reference System Code: 2
Reference System: POTSDAM SYSTEM
Additional Documentation: ---
Number of Data Records: 12319
Min/Max Data Record:
Date: 1966 04 28
Latitude: -18.58330
Longitude: +139.97580
Bathymetry, 2- Way Traveltime: 000550
Bathymetry, Corrected Depth: 41.0
Magnetics Total Field, 1st Sensor: 341190
Magnetics Residual Field: -15010
Free-Air Anomaly: -2812
Min/Max Data Record:
Date: 1966 05 28
Latitude: +34.82330
Longitude: +162.69120
Bathymetry, 2- Way Traveltime: 119800
Bathymetry, Corrected Depth: 9224.0
Magnetics Total Field, 1st Sensor: 474070
Magnetics Residual Field: +04570
Free-Air Anomaly: +1782