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What does this data set describe?

Title:
Geological and Geophysical data of field activity L-3-84-SP in Tonga, Southern Pacific from 04/02/1984 to 05/01/1984
Abstract:
Chief Scientists: Dave Scholl, Rick Herzer. Geological and Geophysical data (3dot5khz, 12khz, transitsatellite, dopplersonar, integratednavigation, magnetics, gravity, airgun, 24channel, gravitycore, chaindredge, Niskenbottle, tempsalinometer, expendablebatthermograph, underwatercamera, airgunmonitor, sonobuoy) of field activity L-3-84-SP in Tonga, Southern Pacific from 04/02/1984 to 05/01/1984, <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.meta.html>.
Supplemental_Information:

Equipment Used -
3dot5khz 3.5 khz bathymetry
12khz 12 khz bathymetry
transitsatellite
dopplersonar
integratednavigation
magnetics Proton Precession magnetometer
gravity shipboard gravity meter
airgun single-channel airgun
24channel 24-channel airgun
gravitycore
chaindredge
Niskenbottle
tempsalinometer temperature/salinity/conductance gauges
expendablebatthermograph exp. bathym thermograph
underwatercamera
airgunmonitor
sonobuoy
Publications -
Morton, Janet L., Scholl, David W., Vallier, Tracy L., Herzer, Richard H., Stevenson, A.J.,
and McCarthy, J., 1984, An active spreading center in the Lau back-arc basin defined, in
The Geological Society of America, 97th meeting: Geological Society of America Abstracts
with Programs, v. 16, no. 6, p. 601.<BR>
<HR>
Cole, Jeffrey E., and Mann, Dennis M., 1985, Velocity analyses of near seafloor strata based
on multichannel seismic data from the Tonga Platform, in Scholl, David W., and Vallier,
Tracy L., eds., Geology and offshore resources of Pacific island arcs; Tonga region: Houston,
TX, Circum-Pacific Council Energy and Mineral Resources.<BR>
<HR>
Steele, W.C., and Kinoshita, K.L., 1986, Navigation for CCOP/SOPAC Cruise, Leg 3, Solomon Islands,
in Vedder, John G., Pound, K.S., and Boundy, S.Q., eds., Geology and offshore resources of Pacific
island arcs; central and western Solomon Islands: Circum-Pacific Council for Energy and Mineral
Resources, Earth Science Series, v. 4, p. 19-20.<BR>
<HR>
Hein, James R., Schulz, Marjorie S., and Kang, Jung-Keuk, 1988, Hydrothermal and hydrogenetic
ferromanganese oxide mineralization of active volcanic arcs, in Schindler, Katharine S.,
ed., USGS research on mineral resources, 1989; program and abstracts: U.S. Geological Survey
Circular 1035, p. 29-30.<BR>
<HR>
Wong, Florence L., Richmond, B.A., Greene, H.G., Dingler, John R., Hein, James R.,
Kvenvolden, Keith A., Marlow, M.S., Morton, Janet L., Rubin, D.M., Scholl, D.W., and
Vedder, J.G., 1991, SOPAC; a decade of research on mineral and hydrocarbon resources in
the South Pacific, in Good, Elizabeth E., Slack, John F, and Kotra, Rama K., eds.,
USGS research on mineral resources, 1991; program and abstracts: U.S. Geological Survey
Circular 1062, p. 78-79.<BR>
<HR>
Greene, H. Gary., Scholl, David W., Vedder, John G., and Wong, Florence L., 1988,
Oil and gas potential of island arcs in the Southwest Pacific; a new frontier,
in Wagner, Holly C., Wagner, Leslie C., Wang, Frank F.H., and Wong, Florence L.,
eds., Petroleum resources of China and related subject: Circum-Pacific Council
for Energy and Mineral Resources, Earth Science Series, v. 10, p. 671-691.<BR>
<HR>
von Blanckenburg, F., O'Nions, R.K., Belshaw, N.S., Gibb, A., and Hein, J.R., 1996,
Global distribution of beryllium isotopes in deep ocean water as derived from Fe-Mn
crusts: Earth and Planetary Science Letters, v. 141, no. 1-4, p. 213-226.<BR>
<HR>
Chan, L.H., Zhang, L., and Hein, J.R., 1994, Lithium isotope characteristics of marine
sediments: American Geophysical Union Eos, Transactions, v. 75, no. 44, Supplement, p. 314.<BR>
<HR>
Hein, James R., Koschinsky, Andrea, Halbach, Peter E., Manheim, Frank T., Bau, Michael,
Kang, Jung-Keuk, and Lubick, Naomi, 1997, Iron and manganese oxide mineralization in the
Pacific, in Nicholson, Keith, Hein, James R., Buehn, Bernhard, and Dasgupta, Somnath, eds.,
Manganese mineralization; geochemistry and mineralogy of terrestrial and marine deposits:
Geological Society Special Publications, v. 119, p. 123-138.<BR>

Similar information is available for thousands of other USGS/CMG-related Activities.
If known, available are Activity-specific navigation, gravity, magnetics, bathymetry, seismic, and sampling data; track maps; and equipment information; as well as summary overviews, crew lists, and information about analog materials.
If available, access to physical samples is described in the "WR CMG Sample Distribution Policy" at: <http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Primary access to the USGS/CMG Information Bank's digital data, analog data, and metadata is provided through... <http://walrus.wr.usgs.gov/infobank/>
This page accomodates a variety of search approaches (e.g., by platform, by region, by scientist, by equipment type, etc.).
  1. How should this data set be cited?

    U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>, 20131029, Geological and Geophysical data of field activity L-3-84-SP in Tonga, Southern Pacific from 04/02/1984 to 05/01/1984: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: 178.39099
    East_Bounding_Coordinate: -174.74606
    North_Bounding_Coordinate: -18.13553
    South_Bounding_Coordinate: -26.50575

  3. What does it look like?

  4. Does the data set describe conditions during a particular time period?

    Beginning_Date: 02-Apr-1984
    Ending_Date: 01-May-1984
    Currentness_Reference: ground condition

  5. What is the general form of this data set?

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      Indirect_Spatial_Reference: Tonga, Southern Pacific
      This is a Point data set. It contains the following vector data types (SDTS terminology):
      • Point

    2. What coordinate system is used to represent geographic features?

      Horizontal positions are specified in geographic coordinates, that is, latitude and longitude. Latitudes are given to the nearest 0.00001. Longitudes are given to the nearest 0.00001. Latitude and longitude values are specified in Decimal degrees.

      Vertical_Coordinate_System_Definition:
      Depth_System_Definition:
      Depth_Datum_Name: Local surface
      Depth_Resolution: 0.1
      Depth_Distance_Units: meters
      Depth_Encoding_Method: Attribute values


  7. How does the data set describe geographic features?

    Entity_and_Attribute_Overview:
    Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>
    Entity_and_Attribute_Overview:
    Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.html>
    Entity_and_Attribute_Overview:
    Magnetics with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.html>
    Entity_and_Attribute_Overview:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
    Entity_and_Attribute_Overview:
    Seismic Shots with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html>


Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

    Andy Stevenson (Geologist); Chris Gutmacher (Navigator); Chris Poppe (Chief Mate); Dave Scholl (Chief Scientist); David Tappin (Geologist, Tonga); Dennis Mann (Geophysicist); George Chaproniere (Biologist, Aust); Jack Lee (Electronics Technician); Jan Morton (Geophysicist); Jill McCarthy (Geophysicist); John Dobranski (Chief Engineer); Jon Erickson (Mechanical Technician); Kaye Kinoshita (Navigator); Larry Kooker (Electronics Technician); Pat Moore (Ship Captain); Paul Wenberg (Mechanical Technician); Paula Quinterno (Biologist); Peter Ballance (Geologist, NZ); Peter Cawood (Geologist, Aust); Ray Sliter (Geophysicist); Rick Herzer (Chief Scientist, NZ); Rob O'Connor (Geologist); Robin Frisch (Navigator); Tevita Vuibau (Geologist, Fiji); Tracy Vallier (Geologist)

  3. To whom should users address questions about the data?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>


Why was the data set created?

These data and information are intended for science researchers, students from elementary through college, policy makers, and general public.


How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    Date: 27-Oct-2000 (process 1 of 4)
    Navigation Data
    Converted to time format with year at start.
    
    07/12/85 CLINT DRS$DATA:[L384SP.N]L384SP.073;
    DRB0:[DRS.FILT]FILTER.EXE;
    parameters = 0.0  0.022222222   50  70
    
    Input was...
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.072;
    DRB0:[DRS.NAV]EOTCSSP.EXE;
    
    07/08/85 BARB DRS$DATA:[L384SP.N]DESAM.058;
    DRB0:[DRS.DSMPL]DESAMTIME.EXE;1
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.058;
    DRB0:[DRS.EDIT]MERGEIT.EXE;
    
    03/15/85 KAYE USR$DISK:[DRS.DATA.L3.N.TEMP]NEWMINSAT.050;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;3
    
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Date: 02-Nov-2000 (process 2 of 4)
    Gravity Data
    10/31/1998  /tiger/l/l384sp/grav/l-3-84-sp.162_073
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    07/01/88 CAROLYN DRS$DATA:[L384SP.G]L384SP.162;
    DUA0:[DRS.PLT.GRAPHED]GRAPHED.EXE;
    Free Air Anomaly data
    hand edited out spikes in FAA field
    
    Input was...
    Converted to time format with year at start.
    
    07/12/85 CLINT DRS$DATA:[L384SP.N]L384SP.073;
    DRB0:[DRS.FILT]FILTER.EXE;
    parameters = 0.0  0.022222222   50  70
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.072;
    DRB0:[DRS.NAV]EOTCSSP.EXE;
    
    07/08/85 BARB DRS$DATA:[L384SP.N]DESAM.058;
    DRB0:[DRS.DSMPL]DESAMTIME.EXE;1
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.058;
    DRB0:[DRS.EDIT]MERGEIT.EXE;
    
    03/15/85 KAYE USR$DISK:[DRS.DATA.L3.N.TEMP]NEWMINSAT.050;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;3
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Date: 20-Jun-2012 (process 3 of 4)
    Magnetics Data
    06/20/2012 carolyn l-3-84-sp.223_073
    
    Reprocessed using subroutines from Susan Macmillan's
    IGRF SYNTHESIS PROGRAM <http://www.ngdc.noaa.gov/IAGA/vmod/igrf11.f>
    with IGRF-11 coeffiecients integrated into the source code.
    /infobank/programs/mag/magred1111/magred1111.for
    Using geodetic coordinate system (Earth shape approximated by spheriod)
    with altitude 0.0 km (for sea level).
    
    Input was...
    10/31/1998  /tiger/l/l384sp/mag/l-3-84-sp.222_073
    /bear/programs/edit/automerge/automerge
    
    Converted to time format with year at start.
    
    06/21/88 CAROLYN DRS$DATA:[L384SP.M]L384SP.222;
    DUA0:[DRS.PLT]GRAPHED.EXE;
    Edited magnetics data
    
    06/21/88 CAROLYN DRS$DATA:[L384SP.M]L384SP.221;
    DUA0:[DRS.NGDC]DESPIKE.EXE;
    Edited magnetics data
    deleted spikes greater than +/- 3000.0 gammas
    
    06/21/88 CAROLYN DRS$DATA:[L384SP.M]L384SP.220;
    DUA0:[DRS.MAG]MAGRED.EXE;5
    Edited magnetics data
    DGRF80 & IGRF85
    
    10/20/86 CAROLYN DRS$DATA:[L384SP]L384SP.201;
    DUA0:[DRS.REFMT]REFORMAT.EXE;5
    was USR$DISK:[DRS.DATA.L3.M]L384SP.200;1 2-NOV-1984 on DISCO
    
    07/12/85 CLINT DRS$DATA:[L384SP.N]L384SP.073;
    DRB0:[DRS.FILT]FILTER.EXE;
    parameters = 0.0  0.022222222   50  70
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.072;
    DRB0:[DRS.NAV]EOTCSSP.EXE;
    
    07/08/85 BARB DRS$DATA:[L384SP.N]DESAM.058;
    DRB0:[DRS.DSMPL]DESAMTIME.EXE;1
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.058;
    DRB0:[DRS.EDIT]MERGEIT.EXE;
    
    03/15/85 KAYE USR$DISK:[DRS.DATA.L3.N.TEMP]NEWMINSAT.050;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;3
    
    Converted to time format with year at start.
    
    07/12/85 CLINT DRS$DATA:[L384SP.N]L384SP.073;
    DRB0:[DRS.FILT]FILTER.EXE;
    parameters = 0.0  0.022222222   50  70
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.072;
    DRB0:[DRS.NAV]EOTCSSP.EXE;
    
    07/08/85 BARB DRS$DATA:[L384SP.N]DESAM.058;
    DRB0:[DRS.DSMPL]DESAMTIME.EXE;1
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.058;
    DRB0:[DRS.EDIT]MERGEIT.EXE;
    
    03/15/85 KAYE USR$DISK:[DRS.DATA.L3.N.TEMP]NEWMINSAT.050;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;3
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Date: 31-Oct-1998 (process 4 of 4)
    Bathymetry Data
    10/31/1998  /tiger/l/l384sp/bath/l-3-84-sp.331_073
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    06/23/88 CAROLYN DRS$DATA:[L384SP.B]L384SP.331;
    DUA0:[DRS.PLT.GRAPHED]GRAPHED.EXE;
    Edited bathymetry data
    
    05/01/85 BECKIE USR$DISK:[DRS.DATA.L384SP.B]L384SP.330;
    DRA1:[DRS.BAT]BATRED.EXE;1
    This is clean hand-digetized bathymetry.
    
    05/01/85 BECKIE USR$DISK:[DRS.DATA.L384SP.B]L384SP.310;
    DRA1:[DRS.REFMT]REFORMAT.EXE;4
    This file contains edited hand-digetized bathy.
    
    Input was...
    Converted to time format with year at start.
    
    07/12/85 CLINT DRS$DATA:[L384SP.N]L384SP.073;
    DRB0:[DRS.FILT]FILTER.EXE;
    parameters = 0.0  0.022222222   50  70
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.072;
    DRB0:[DRS.NAV]EOTCSSP.EXE;
    
    07/08/85 BARB DRS$DATA:[L384SP.N]DESAM.058;
    DRB0:[DRS.DSMPL]DESAMTIME.EXE;1
    
    07/08/85 BARB DRS$DATA:[L384SP.N]L384SP.058;
    DRB0:[DRS.EDIT]MERGEIT.EXE;
    
    03/15/85 KAYE USR$DISK:[DRS.DATA.L3.N.TEMP]NEWMINSAT.050;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;3
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  3. What similar or related data should the user be aware of?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Unknown, USGS/CMG Information Bank <http://walrus.wr.usgs.gov/infobank/>: U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

    Other_Citation_Details:
    Morton, Janet L., Scholl, David W., Vallier, Tracy L., Herzer, Richard H., Stevenson, A.J., and McCarthy, J., 1984, An active spreading center in the Lau back-arc basin defined, in The Geological Society of America, 97th meeting: Geological Society of America Abstracts with Programs, v. 16, no. 6, p. 601. Cole, Jeffrey E., and Mann, Dennis M., 1985, Velocity analyses of near seafloor strata based on multichannel seismic data from the Tonga Platform, in Scholl, David W., and Vallier, Tracy L., eds., Geology and offshore resources of Pacific island arcs; Tonga region: Houston, TX, Circum-Pacific Council Energy and Mineral Resources. Steele, W.C., and Kinoshita, K.L., 1986, Navigation for CCOP/SOPAC Cruise, Leg 3, Solomon Islands, in Vedder, John G., Pound, K.S., and Boundy, S.Q., eds., Geology and offshore resources of Pacific island arcs; central and western Solomon Islands: Circum-Pacific Council for Energy and Mineral Resources, Earth Science Series, v. 4, p. 19-20. Hein, James R., Schulz, Marjorie S., and Kang, Jung-Keuk, 1988, Hydrothermal and hydrogenetic ferromanganese oxide mineralization of active volcanic arcs, in Schindler, Katharine S., ed., USGS research on mineral resources, 1989; program and abstracts: U.S. Geological Survey Circular 1035, p. 29-30. Wong, Florence L., Richmond, B.A., Greene, H.G., Dingler, John R., Hein, James R., Kvenvolden, Keith A., Marlow, M.S., Morton, Janet L., Rubin, D.M., Scholl, D.W., and Vedder, J.G., 1991, SOPAC; a decade of research on mineral and hydrocarbon resources in the South Pacific, in Good, Elizabeth E., Slack, John F, and Kotra, Rama K., eds., USGS research on mineral resources, 1991; program and abstracts: U.S. Geological Survey Circular 1062, p. 78-79. Greene, H. Gary., Scholl, David W., Vedder, John G., and Wong, Florence L., 1988, Oil and gas potential of island arcs in the Southwest Pacific; a new frontier, in Wagner, Holly C., Wagner, Leslie C., Wang, Frank F.H., and Wong, Florence L., eds., Petroleum resources of China and related subject: Circum-Pacific Council for Energy and Mineral Resources, Earth Science Series, v. 10, p. 671-691. von Blanckenburg, F., O'Nions, R.K., Belshaw, N.S., Gibb, A., and Hein, J.R., 1996, Global distribution of beryllium isotopes in deep ocean water as derived from Fe-Mn crusts: Earth and Planetary Science Letters, v. 141, no. 1-4, p. 213-226. Chan, L.H., Zhang, L., and Hein, J.R., 1994, Lithium isotope characteristics of marine sediments: American Geophysical Union Eos, Transactions, v. 75, no. 44, Supplement, p. 314. Hein, James R., Koschinsky, Andrea, Halbach, Peter E., Manheim, Frank T., Bau, Michael, Kang, Jung-Keuk, and Lubick, Naomi, 1997, Iron and manganese oxide mineralization in the Pacific, in Nicholson, Keith, Hein, James R., Buehn, Bernhard, and Dasgupta, Somnath, eds., Manganese mineralization; geochemistry and mineralogy of terrestrial and marine deposits: Geological Society Special Publications, v. 119, p. 123-138.



How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    Identified as best available version.

  2. How accurate are the geographic locations?

    Unspecified

  3. How accurate are the heights or depths?

    Unspecified

  4. Where are the gaps in the data? What is missing?

    Start and end date/times of data

    Navigation Data (l-3-84-sp.073)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198404020302590    198404020440590
    198404020455390    198404020520000
    198404020550590    198404021249390
    198404021305000    198404041240000
    198404041255000    198404051215000
    198404051230000    198404061400000
    198404061420000    198404130546000
    198404130601000    198404182220000
    198404201732000    198404280558000
    198404280635390    198405010132390
    198405010148000    198405012118000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Gravity Data (l-3-84-sp.162_073)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198404020544000    198404022241000
    198404030556400    198404050302400
    198404050308200    198404060000000
    198404070037200    198404070351000
    198404070358000    198404110216400
    198404110230200    198404120145400
    198404120706200    198404142343400
    198404142349200    198404162332000
    198404162337400    198404182248200
    198404201728200    198404230511000
    198404230524000    198404251738400
    198404251749400    198404251931000
    198404251937000    198404301558400
    198404301624400    198405012034000
    198405012106000    198405012117000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (l-3-84-sp.223_073)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198404030821400    198404040759000
    198404040805000    198404050304400
    198404050310200    198404050803000
    198404050809000    198404060758400
    198404060804400    198404061829000
    198404061900400    198404070353200
    198404070400000    198404070559000
    198404070604400    198404070810200
    198404070904200    198404071425400
    198404071544400    198404080758400
    198404080804400    198404090802400
    198404090808400    198404100759000
    198404100805000    198404110217400
    198404110232200    198404110811000
    198404110817000    198404120758200
    198404120804200    198404130803200
    198404130809200    198404140759000
    198404140805000    198404142346000
    198404142351200    198404150759000
    198404150805000    198404160343400
    198404160811400    198404161216200
    198404180558400    198404181020400
    198404181303000    198404181332000
    198404181445000    198404181751000
    198404181757000    198404182019200
    198404202120400    198404210801400
    198404212052200    198404212349200
    198404220628200    198404220712200
    198404220809200    198404221320200
    198404221423200    198404221624200
    198404221643200    198404221743200
    198404230124200    198404230626000
    198404230938000    198404231235200
    198404231254200    198404231408200
    198404240637400    198404241318000
    198404250503400    198404250712200
    198404251312200    198404251901400
    198404260742400    198404260810400
    198404260837400    198404261105200
    198404270249000    198404270813400
    198404271322000    198404271555200
    198404271614200    198404271910200
    198404280332000    198404281031400
    198404281304400    198404281402400
    198404281421400    198404290800400
    198404290819400    198404290834400
    198404300000400    198404300118400
    198404300812200    198404301250200
    198404302345400    198405011200200
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (l-3-84-sp.331_073)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198404031101180    198404041116540
    198404041127540    198404050300360
    198404050345240    198404060328000
    198404060340480    198404061420000
    198404061430060    198404071352060
    198404071405240    198404071405240
    198404071415540    198404071723300
    198404071745360    198404090926120
    198404090940240    198404090942540
    198404090953000    198404090953000
    198404091005360    198404091434540
    198404091505300    198404101229540
    198404101241120    198404110159540
    198404110212060    198404110938240
    198404110951540    198404111057540
    198404111109480    198404111258480
    198404111309000    198404111334300
    198404111422480    198404111919360
    198404111930060    198404112026180
    198404112040000    198404112230360
    198404112241360    198404112305300
    198404112318000    198404120059480
    198404120138420    198404120415000
    198404120428120    198404120451180
    198404120502120    198404131412240
    198404131452480    198404140502000
    198404140512300    198404150029180
    198404150040120    198404151015180
    198404151026060    198404151229300
    198404151239480    198404151719000
    198404151757000    198404160039420
    198404160050180    198404160428060
    198404160805540    198404161345420
    198404162115540    198404162223060
    198404162233120    198404162256180
    198404162307300    198404162348120
    198404180559180    198404180843240
    198404180854240    198404181020120
    198404181308360    198404181340180
    198404181350360    198404182013240
    198404202019300    198404210111180
    198404210125060    198404210902360
    198404210914540    198404211007120
    198404211021060    198404211050120
    198404211101300    198404211415540
    198404211839480    198404212354000
    198404220632480    198404221651420
    198404230114180    198404231408120
    198404240706060    198404241205180
    198404241233300    198404241308240
    198404250514480    198404251040060
    198404251315180    198404252220060
    198404260750360    198404261338540
    198404261933240    198404270553120
    198404270603240    198404270810420
    198404271403060    198404271529540
    198404271558120    198404271559540
    198404271630480    198404271829480
    198404271843300    198404271909000
    198404280222000    198404280233300
    198404280245360    198404280255180
    198404280347540    198404280404240
    198404280426420    198404281031360
    198404281307180    198404291545480
    198404292359060    198404300106180
    198404300819360    198404301246120
    198404302347180    198405011004300
    198405011018240    198405011159540
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (l-3-84-sp.421_073)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198404031121190    198404031727060
    198404031735040    198404041200350
    198404041213110    198404041459520
    198404041556020    198404050259480
    198404050343060    198404060354240
    198404060404090    198404071745240
    198404071840170    198404081316050
    198404081323100    198404091434590
    198404091505180    198404100337170
    198404100510170    198404101559480
    198404101645150    198404111334580
    198404111415300    198404120059580
    198404120137180    198404130700120
    198404130735590    198404131412440
    198404131450130    198404151229540
    198404151345140    198404151720050
    198404151755140    198404160244550
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    

  5. How consistent are the relationships among the observations, including topology?

    Unspecified


How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints:
Physical materials are under controlled on-site access.
If available, access to physical samples is described in the "WR CMG Sample Distribution Policy" at: <http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Use_Constraints:
Please recognize the U.S. Geological Survey (USGS) as the source of this information.
Physical materials are under controlled on-site access.
Some USGS information accessed through this means may be preliminary in nature and presented without the approval of the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the responsibility of the user.
This information is not intended for navigational purposes.
Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

  1. Who distributes the data set? (Distributor 1 of 1)

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  2. What's the catalog number I need to order this data set?

    Downloadable Data L-3-84-SP data set <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.meta.html>

  3. What legal disclaimers am I supposed to read?

    Please recognize the U.S. Geological Survey (USGS) as the source of this information.
    Physical materials are under controlled on-site access.
    Some USGS information accessed through this means may be preliminary in nature and presented without the approval of the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the responsibility of the user.
    This information is not intended for navigational purposes.
    Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

  4. How can I download or order the data?

    • Availability in digital form:

Data format: ASCII Size: 2.7
Network links: <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.nav.html>

Data format: ASCII Size: 3.2
Network links: <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.grav.html>

Data format: ASCII Size: 1.5
Network links: <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.mag.html>

Data format: ASCII Size: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.bath.html>

Data format: ASCII Size: 2.8
Network links: <http://walrus.wr.usgs.gov/infobank/l/l384sp/html/l-3-84-sp.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 29-Oct-2013
    Metadata author:
    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Metadata standard:
    FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/> (FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>)


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