Survey Identifier: C0913


Format Acronym: MGD77
Data Center File Number: 01010147
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): R. HOUTZ
Project: CRUISE 09, LEG 13
Survey Departure Date (yyyymmdd): 19650827
Port of Departure: PLYMOUTH, ENGLAND
Survey Arrival Date (yyyymmdd): 19650921
Port of Arrival: PIERMONT, NEW YORK
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 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: +57
Bottommost Latitude: +39
Leftmost Longitude: -074
Rightmost Longitude: -004
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: 42
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV PTS
General Digitizing Rate of Gravity: 42
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNAT'L 1930
Reference System Code: 2
Reference System: POTSDAM SYSTEM
Additional Documentation: ---
Number of Data Records: 8668

Min/Max Data Record:
Date: 1965 08 27
Latitude: +39.13980
Longitude: -73.08670
Bathymetry, 2- Way Traveltime: 000275
Bathymetry, Corrected Depth: 21.0
Magnetics Total Field, 1st Sensor: 453530
Magnetics Residual Field: -06880
Free-Air Anomaly: -0644

Min/Max Data Record:
Date: 1965 09 21
Latitude: +56.19510
Longitude: -4.38000
Bathymetry, 2- Way Traveltime: 075500
Bathymetry, Corrected Depth: 5732.0
Magnetics Total Field, 1st Sensor: 562400
Magnetics Residual Field: +10670
Free-Air Anomaly: +1153