USGS CMG L-4-75-BS Metadata

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DATA COLLECTION OVERVIEW  (use NGDC GEODAS CD to retrieve data)

MCG Data Collection ID ---         L475BS
Institution Data Collection ID --- L475BS
NGDC ID ---                        06050002
Funding ---                        (unspecified)
Project, Cruise & Leg ---          BERS75XA SOUTH EAST BERING SEA
Study region ---                   +58.00000,+54.00000,-170.00000,-165.00000
Chief Scientist(s) ---             MIKE MARLOW, ALAN COOPER
Name of vessel ---                 Lee (surface ship)
Date field data collection started --- 09/06/75     DUTCH HARBOR, ALASKA
Date field data collection ended ---   09/24/75     DUTCH HARBOR, ALASKA
Parameters surveyed ---
   Bathymetry:                     surveyed, contained in data file
   Magnetics:                      surveyed, contained in data file
   Gravity:                        surveyed, contained in data file
   High-resolution seismics:       (unspecified)
   Deep penetration seismics:      surveyed, contained in data file
Format --- 

(I1,A8,F5.2,4I2,F5.3,F8.5,F9.5,I1,F6.4,F6.1,I2,i1,3F6.1,I1,F5.1,F6.0,F7.1,F6.1,F5.1,A8,4I1)
Date of data input to NGDC ---     03/03/87
Contributing institution ---       USGS Branch of Pacific Marine Geology
Country ---                        United States

Navigation instrumentation ---     (unspecified)
Position determination method ---  (unspecified)

Bathymetry instrumentation ---            (unspecified)
Additional forms of bathymetric data ---  (unspecified)
General rate of bathymetry in file ---    1.9 minutes
General collection rate of bathymetry --- (unspecified)
Assumed sound velocity ---                (unspecified)
Bathymetric datum code ---                No correction applied (sea level)
Bathmetry interpolation scheme ---        (unspecified)

Magnetics instrumentation ---            (unspecified)
Additional forms of magnetics data ---   (unspecified)
General rate of magnetics in file ---    1.7 minutes
General collection rate of magnetics --- (unspecified)
Magnetic sensor tow distance ---         (unspecified)
Magnetic sensor depth ---                (unspecified)
Two sensor horizontal separation ---     (unspecified)
Residual magnetics reference field ---   (unspecified)
Method of applying residual field ---    (unspecified)

Gravity instrumentation ---            (unspecified)
Additional forms of gravity data ---   (unspecified)
General rate of gravity in file ---    1.9 minutes
General collection rate of gravity --- (unspecified)
Theoretical gravity formula ---        (unspecified)
Reference system ---                   (unspecified)
Corrections applied ---                (unspecified)
Starting land tie ---                  (unspecified)
Ending land tie   ---                  (unspecified)

Seismic instrumentation --- (unspecified)
Formats of seismic data --- SEE ADD. DOC.

Notes ---
CDP SECTIONS,24 FOLD SUMMATION SEPIA OR BLACKLINE 3 IN/SEC AND 20 TR/IN
SHOT POINTS ON MAG TAPE

Marlow, M.S., Cooper, A.K., Scholl, David W., and Alpha, Tau Rho, 1976,
Twenty-four channel seismic reflection data acquired on the R/V S. P. Lee
in the Bering Sea, September 1975, and structure contours of acoustic basement
beneath the southern Bering Sea Shelf: U.S. Geological Survey Open-File
Report 76-0652, 3 p. URL:
http://pubs.er.usgs.gov/publication/ofr76652
Additional publication information at:
http://www.dggs.dnr.state.ak.us/pubs/id/11100