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USGS CMG V-6-75-NA Metadata

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ID V-6-75-NA
Also Known As V3206
Abstract Chief Scientists: W. Ludwig, G. Carpenter. Data (navigation) of field activity V-6-75-NA in Dakar, Senegal--> Bridgetown, Barbados from 02/18/1975 to 03/20/1975
Chief Scientist W. Ludwig
G. Carpenter
Platform Vema
Area of Operation Dakar, Senegal--> Bridgetown, Barbados, North Atlantic Ocean
Bounding Coordinates
-74.75000     -0.25000
Dates 02/18/1975 (JD 049) to 03/20/1975 (JD 079)
Analog Materials No analog holdings.
W. Ludwig Chief Scientist, Lamont-Doherty
G. Carpenter Chief Scientist, Lamont-Doherty
Equipment Used

NGDC Overview
! Converted to time format with year at start.

MCG Data Collection ID ---         V675NA
Institution Data Collection ID --- V3206
NGDC ID ---                        01030187
Funding ---                        NSF-UC-C482-2
Project, Cruise & Leg ---          CRUISE 32, LEG 06
Study region ---                   +22.00000,+10.00000, -60.00000, -17.00000
Chief Scientist(s) ---             WILLIAM J. LUDWIG
Name of vessel ---                 VEMA (surface ship)
Date field data collection started --- 02/18/75     DAKAR,SENEGAL
Date field data collection ended ---   03/20/75     BARBADOS, WEST INDIES
Parameters surveyed ---
   Bathymetry:                     surveyed, contained in data file
   Magnetics:                      surveyed, contained in data file
   Gravity:                        surveyed, contained in data file
   High-resolution seismics:       surveyed, but not contained in data file
   Deep penetration seismics:      surveyed, but not contained in data file
Format --- 

Date of data input to NGDC ---     07/03/89
Contributing institution ---       LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
Country ---                        USA

Navigation instrumentation ---     SATELLITE/ SEXTANT
Position determination method ---  SATELLITE/ DEAD RECKONING

Bathymetry instrumentation ---            (SEE ADD DOC / 18)
Additional forms of bathymetric data ---  ANALOG RECORDS
General rate of bathymetry in file ---    6.0 minutes
General collection rate of bathymetry --- ONE SECOND
Assumed sound velocity ---                1463.0 m/sec
Bathymetric datum code ---                No correction applied (sea level)
Bathmetry interpolation scheme ---        NONE

Magnetics instrumentation ---            L-DGO MFG PROTON-PRECESSION
Additional forms of magnetics data ---   ANALOG RECORDS
General rate of magnetics in file ---    6.0 minutes
General collection rate of magnetics --- 6 seconds
Magnetic sensor tow distance ---         (unspecified)
Magnetic sensor depth ---                (unspecified)
Two sensor horizontal separation ---     (unspecified)
Residual magnetics reference field ---   IGRF-65
Method of applying residual field ---    LINEAR INTERPOLATION BETWEEN TWO PTS

Gravity instrumentation ---            GRAF-ASKANIA GSS2-12
Additional forms of gravity data ---   ANALOG RECORDS
General rate of gravity in file ---    10.0 minutes
General collection rate of gravity --- (unspecified)
Theoretical gravity formula ---        International 1930
Reference system ---                   Potsdam system
Corrections applied ---                (unspecified)
Starting land tie ---                  (unspecified)
Ending land tie   ---                  (unspecified)

Seismic instrumentation --- L-DGO 25CU-IW-AIRGUN,EEL,DRUM RECORDER
Formats of seismic data --- TWO,2-CHANNEL SHEET RECORDS

Notes ---
Got Help? For V-6-75-NA, we would appreciate any information on -- activity type, analog materials, contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, organization, owner, ports, project, project number, publications, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info.
Type Webpage KMZ Arc         Metadata        
Metadata data     txt  data  FAQ  xml
Navigation data nav    
Times   050.times    

V-6-75-NA location map of where navigation 

equipment operated

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