Survey Identifier: C0803


Format Acronym: MGD77
Data Center File Number: 01010009
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19890626
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: USA
Platform Name: ROBERT D. CONRAD
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): George M. Bryan
Project: CRUISE 08, LEG 3
Survey Departure Date (yyyymmdd): 19640206
Port of Departure: FREEMANTLE, AUSTRALIA
Survey Arrival Date (yyyymmdd): 19640229
Port of Arrival: LYTTELTON, NEW ZEALAND
Bathymetry Instrumentation: 06-3.5 AND 12KHZ, WIDE BEAM (60 DEG)
Additional Forms of Bathymetric Data: ANALOG RECORDS
Magnetics Instrumentation: L-DGO MFG PROTON PRECESSION
Additional Forms of Magnetics Data: ANALOG RECORDS
Gravity Instrumentation: ANSCHULTZ 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: -31
Bottommost Latitude: -59
Leftmost Longitude: +114
Rightmost Longitude: +175
General Digitizing Rate of Bathymetry: 060
General Sampling Rate of Bathymetry: ONE SECOND
Assumed Sound Velocity: 1463
Bathymetric Datum Code: 00
Interpolation Scheme: NONE
General Digitizing Rate of Magnetics: 64
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV PTS
General Digitizing Rate of Gravity: 66
Number of Data Records: 4966

Min/Max Data Record:
Date: 1964 02 06
Latitude: -58.12020
Longitude: +114.35510
Bathymetry, 2- Way Traveltime: 000400
Bathymetry, Corrected Depth: 30.0
Magnetics Total Field, 1st Sensor: 591800
Magnetics Residual Field: -08890
Free-Air Anomaly: -0883

Min/Max Data Record:
Date: 1964 02 29
Latitude: -31.93500
Longitude: +174.16370
Bathymetry, 2- Way Traveltime: 077500
Bathymetry, Corrected Depth: 5824.0
Magnetics Total Field, 1st Sensor: 678630
Magnetics Residual Field: +11470
Free-Air Anomaly: +0805