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What does this data set describe?

Title:
Geological and Geophysical data of field activity L-11-82-CS in Chukchi Sea, Alaska from 08/27/1982 to 09/16/1982
Abstract:
Chief Scientist: Art Grantz. Geological and Geophysical data (sonobuoy, uniboom, gravity, magnetics, 12khz, 3dot5khz, airgun, heatflow, RhoRho, transitsatellite, airgunmonitor, 24channel, dartcore, gravitycore, chaindredge) of field activity L-11-82-CS in Chukchi Sea, Alaska from 08/27/1982 to 09/16/1982, <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.meta.html>.
Supplemental_Information:

Equipment Used -
sonobuoy
uniboom
gravity
magnetics magnetometer
12khz 12 khz bathymetry
3dot5khz 3.5 khz bathymetry
airgun single-channel airgun
heatflow heat flow gauge
RhoRho Loran C Rho-Rho
transitsatellite transit satellite navigation
airgunmonitor single-channel monitor
24channel 24-channel airgun
dartcore
gravitycore
chaindredge
Publications -
Grantz, Arthur, Sliter, Ray W., Mann, Dennis M., and May, Steven D., 1990,
Multichannel seismic-reflection data collected in 1982 in the eastern
Chukchi Sea: U.S. Geological Survey Open-File Report 90-0273, 5 p. 1 sheet;
<A HREF ="<http://pubs.er.usgs.gov/publication/ofr90273>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr90273><BR>
<HR>
Phillips, R. L.; Barnes, P. W.; Hunter, R. E.; Reiss, T. E.; Rearic, D. M.,
1988, Geologic investigations in the Chukchi Sea, 1984, NOAA ship Surveyor
cruise: U.S. Geological Survey Open-File Report 88-25, 82 p. ill., maps,
(see Appendix B for 1982 Chukchi Sea Samples);
<A HREF ="
<http://pubs.er.usgs.gov/publication/ofr8825>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr8825><BR>
<HR>
Additional publication information at:
<A HREF ="
<http://www.dggs.dnr.state.ak.us/pubs/id/11793>" target ="NEW"><http://www.dggs.dnr.state.ak.us/pubs/id/11793><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/>, 20140504, Geological and Geophysical data of field activity L-11-82-CS in Chukchi Sea, Alaska from 08/27/1982 to 09/16/1982: 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: -172.04776
    East_Bounding_Coordinate: -156.79243
    North_Bounding_Coordinate: 72.90967
    South_Bounding_Coordinate: 64.39909

  3. What does it look like?

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

    Beginning_Date: 27-Aug-1982
    Ending_Date: 16-Sep-1982
    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: Chukchi Sea, Alaska
      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.

      The horizontal datum used is North American Datum of 1927.
      The ellipsoid used is Clarke 1866.
      The semi-major axis of the ellipsoid used is 6378206.4.
      The flattening of the ellipsoid used is 1/294.98.

      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?

    Art Grantz (Chief Scientist); Barb Blubaugh (Navigator); Dave Dinter (Geophysicist); Dave Goldstein (Electronics Technician); Dennis Mann (Geophysicist); Jon Erickson (Mechanical Technician); Larry Lawver (Geophysicist); Lyn Smith (Navigator); Paul Wenberg (Mechanical Technician); Ray Sliter (Watchstander); Rob Marinai (Watchstander); Roy Fields (Electronics Technician); Steve May (Geophysicist); Terry Kelley (Electronics Technician); Wyn Hill (Watchstander)

  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: 19-Jan-1996 (process 1 of 4)
    Navigation Data
    Converted to time format with year at start.
    
    06/14/85 KAYE USR$DISK:[DRS.DATA.L1182CS.N]LB82CS.054;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;4
    Original file name is l1182cs.sinse1._.
    
    

    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 2 of 4)
    Gravity Data
    10/31/1998  /tiger/l/l1182cs/grav/l-11-82-cs.152_054
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    Input was...
    Converted to time format with year at start.
    
    06/14/85 KAYE USR$DISK:[DRS.DATA.L1182CS.N]LB82CS.054;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;4
    Original file name is l1182cs.sinse1._.
    
    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-11-82-cs.220_054
    
    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/magred11/magred11.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/l1182cs/mag/l-11-82-cs.200_054
    /bear/programs/edit/automerge/automerge
    
    Converted to time format with year at start.
    
    12/16/85 CAROLYN DRS$DATA:[LB82CS.M]LB82CS.200;
    DRB0:[DRS.REFMT]REFORMAT.EXE;4
    was L1182CS._.MAGSB1 on TAM414
    was LA82CS220.DAT    on VAM414
    
    Converted to time format with year at start.
    
    06/14/85 KAYE USR$DISK:[DRS.DATA.L1182CS.N]LB82CS.054;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;4
    Original file name is l1182cs.sinse1._.
    
    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/l1182cs/bath/l-11-82-cs.301_054
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    11/21/85 BECKIE DUA0:[DATA.L1182CS.B]LB82CS.301;
    DRB0:[DRS.DSMPL]DESAMTIME.EXE;1
    This file is digitrack bathy desampled to 2 minutes.
    
    
    Input was...
    Converted to time format with year at start.
    
    06/14/85 KAYE USR$DISK:[DRS.DATA.L1182CS.N]LB82CS.054;
    USR$DISK:[DRS.REFMT]REFORMAT.EXE;4
    Original file name is l1182cs.sinse1._.
    
    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?


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-11-82-cs.054 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198208271912470    198208271912470
    198208272014470    198208292339000
    198208292345000    198208300803430
    198208300809430    198208301049430
    198208301103430    198209040240000
    198209060404000    198209091211000
    198209091219000    198209101622210
    198209101630550    198209101917500
    198209101924250    198209161906000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Gravity Data (l-11-82-cs.152_054)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198209060428420    198209060720420
    198209060747420    198209060850420
    198209060908420    198209061211420
    198209061234420    198209070013420
    198209070025420    198209071057420
    198209071122420    198209071439420
    198209071505420    198209071539420
    198209071600000    198209081859180
    198209092000000    198209120210000
    198209120242000    198209120359000
    198209120445000    198209130329000
    198209130342000    198209131457000
    198209131509000    198209131705000
    198209131730000    198209131831000
    198209131858000    198209131917000
    198209131940000    198209140319000
    198209140331000    198209140506000
    198209140519000    198209140629000
    198209141201000    198209142059000
    198209150345420    198209150409420
    198209150510420    198209150639420
    198209150645420    198209150728420
    198209150740420    198209151540420
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (l-11-82-cs.220_054)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198208302350200    198208311022320
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (l-11-82-cs.301_054)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (l-11-82-cs.420_054)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198209071012060    198209080403140
    198209092035370    198209100640080
    198209101057130    198209101221570
    198209101226580    198209101226580
    198209101232010    198209101232010
    198209101237080    198209101237080
    198209101242260    198209101242260
    198209101247380    198209110021230
    198209110708100    198209112008150
    198209112014250    198209120435310
    198209120451010    198209130044020
    198209130050120    198209131155360
    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?

  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-11-82-CS data set <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.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: 0.5
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.nav.html>

Data format: ASCII Size: 1.0
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.grav.html>

Data format: ASCII Size: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.mag.html>

Data format: ASCII Size: 0.7
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.bath.html>

Data format: ASCII Size: 0.1
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1182cs/html/l-11-82-cs.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 04-May-2014
    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>)


    Generated by mp version 2.9.13 on Sun May 4 06:18:53 2014