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USGS CMG L-4-82-NP Metadata

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ID L-4-82-NP
Abstract Chief Scientists: Dave Piper, Steve Eittreim. Geophysical data (3dot5khz, 12khz, gravity, underwatercamera, magnetics, bathnav, integratednavigation, RhoRho, transitsatellite) of field activity L-4-82-NP in Low-energy abyssal hill areas midway between San Franciso and Hawaii from 03/01/1982 to 03/15/1982
Chief Scientist Dave Piper
Steve Eittreim
Activity Type Geophysical
Platform Samuel Phillips Lee
Area of Operation Low-energy abyssal hill areas midway between San Franciso and Hawaii, North Pacific Ocean
Bounding Coordinates
-157.90100    -127.43979
Ports leave Treasure Island, CA
arrive Honolulu, HI
Dates 03/01/1982 (JD 060) to 03/15/1982 (JD 074)
Analog Materials list
Aaron Dunwald Chief Engineer
Barb Blubaugh Navigator
Bob Goodfellow Watchstander
Dan Hurlbert Mechanical Technician
Dave Melendrez Chief Mate
Dave Piper Chief Scientist
Hank Chezar Watchstander
Jeff Rupert Mechanical Technician
Jenny Bick Navigator
Jim Basler Navigator
Larry Kooker Electronics Technician
Mark Yeats Watchstander
Mike Boyle Electronics Technician
Sara Monteith Watchstander
Steve Eittreim Chief Scientist
Terry Ruff Ship Captain
Equipment Used
Survey of 50x50 sq. Kim. area of low-energy abyssal hills area
NGDC Overview
! Converted to time format with year at start.

MCG Data Collection ID ---         L482NP
Institution Data Collection ID --- L482NP
NGDC ID ---                        06050102
Funding ---                        (unspecified)
Project, Cruise & Leg ---          Dave Piper
Study region ---                   +37.00000,+21.00000,-158.00000,-127.00000
Chief Scientist(s) ---             Steve Eittreim
Name of vessel ---                 Lee (surface ship)
Date field data collection started --- 03/03/82     LV TREASURE ISLAND
Date field data collection ended ---   03/15/82     AR HONOLULU
Parameters surveyed ---
   Bathymetry:                     surveyed, contained in data file
   Magnetics:                      surveyed, contained in data file
   Gravity:                        (unspecified)
   High-resolution seismics:       (unspecified)
   Deep penetration seismics:      (unspecified)
Format --- 

Date of data input to NGDC ---     06/24/87
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 ---    3.2 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 ---    1.3 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 ---    (unspecified)
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 --- (unspecified)
Got Help? For L-4-82-NP, we would appreciate any information on -- contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, notes, organization, owner, project, project number, publications, purpose, scanned materials, seismic description, station count, station description, submersible, tabulated info.
Type Webpage KMZ Arc         Metadata        
Bathymetry data bath    
Gravity data 051.grav
Imagery data      
Magnetics data imag
Metadata data     txt  data  FAQ  xml
Navigation data nav    
Times   051.times    

L-4-82-NP location map of where navigation 

equipment operated
L-4-82-NP location map of where navigation 

equipment operated

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