Survey Identifier: V2301
Format Acronym: MGD77
Data Center File Number: 01030085
Parameters Surveyed Code: 55533
File Creation Date (yyyymmdd): 19890703
Source Institution: LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country: U.S.A.
Platform Name: VEMA
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): C. WINDISCH
Project: CRUISE 23, LEG 1
Survey Departure Date (yyyymmdd): 19660727
Port of Departure: PIERMONT, N.Y.
Survey Arrival Date (yyyymmdd): 19660805
Port of Arrival: HALIFAX, NOVA SCOTIA
Navigation Instrumentation: SATELLITE/SEXTANT
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: GRAF-ASKANIA GSS2-12
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: +45
Bottommost Latitude: +37
Leftmost Longitude: -074
Rightmost Longitude: -052
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: 060
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF-65
Method of Applying Residual Field: LINEAR INTERPOLATION BETWEEN NAV. PTS.
General Digitizing Rate of Gravity: 100
General Sampling Rate of Gravity: 00
Theoretical Gravity Formula Code: 2
Theoretical Gravity Formula: INTERNATIONAL1930
Reference System Code: 2
Reference System: POTSDAM SYSTEM
Additional Documentation: 06 - 12 KHZ. WIDE BEAM (60 DEG) 1 SECOND SWEEP
Number of Data Records: 1255
Min/Max Data Record:
Date: 1966 07 27
Latitude: +37.60000
Longitude: -73.83330
Bathymetry, 2- Way Traveltime: 000200
Bathymetry, Corrected Depth: 15.0
Magnetics Total Field, 1st Sensor: 503040
Magnetics Residual Field: -07640
Free-Air Anomaly: -0603
Min/Max Data Record:
Date: 1966 08 05
Latitude: +44.36670
Longitude: -52.87900
Bathymetry, 2- Way Traveltime: 071125
Bathymetry, Corrected Depth: 5390.0
Magnetics Total Field, 1st Sensor: 570620
Magnetics Residual Field: +09370
Free-Air Anomaly: +0335