Survey Identifier: C0802


Format Acronym: MGD77
Data Center File Number: 01010008
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): G. BRYAN
Project: CRUISE 08, LEG 2
Survey Departure Date (yyyymmdd): 19640105
Port of Departure: CAPETOWN,SOUTH AFRICA
Survey Arrival Date (yyyymmdd): 1964
Port of Arrival: FREEMANTLE, AUSTRALIA
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: -32
Bottommost Latitude: -56
Leftmost Longitude: +018
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: 69
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV PTS
General Digitizing Rate of Gravity: 68
Number of Data Records: 5645

Min/Max Data Record:
Date: 1964 01 05
Latitude: -55.35000
Longitude: +18.24000
Bathymetry, 2- Way Traveltime: 000300
Bathymetry, Corrected Depth: 22.0
Magnetics Total Field, 1st Sensor: 298350
Magnetics Residual Field: -07520
Free-Air Anomaly: -1057

Min/Max Data Record:
Date: 1964 02 02
Latitude: -32.00000
Longitude: +115.05500
Bathymetry, 2- Way Traveltime: 080750
Bathymetry, Corrected Depth: 6056.2
Magnetics Total Field, 1st Sensor: 608210
Magnetics Residual Field: +17160
Free-Air Anomaly: +0263