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What does this data set describe?

Title:
Geophysical data of field activity L-10-78-NC in Northern California from 11/11/1978 to 11/16/1978
Abstract:
Chief Scientists: Dave McCulloch, Don Tompkins. Geophysical data (3dot5khz, 12khz, airgunmonitor, uniboom, sonobuoy, Digitrack, dopplersonar, integratednavigation, RhoRho, transitsatellite, 24channel) of field activity L-10-78-NC in Northern California from 11/11/1978 to 11/16/1978, <http://walrus.wr.usgs.gov/infobank/l/l1078nc/html/l-10-78-nc.meta.html>.
Supplemental_Information:

Equipment Used -
3dot5khz 3.5 khz bathymetry
12khz 12 khz bathymetry
airgunmonitor single-channel airgun monitor
uniboom
sonobuoy
Digitrack
dopplersonar
integratednavigation
RhoRho
transitsatellite
24channel

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/>, 20131101, Geophysical data of field activity L-10-78-NC in Northern California from 11/11/1978 to 11/16/1978: 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: -125.14598
    East_Bounding_Coordinate: -119.20950
    North_Bounding_Coordinate: 35.09530
    South_Bounding_Coordinate: 33.39186

  3. What does it look like?

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

    Beginning_Date: 11-Nov-1978
    Ending_Date: 16-Nov-1978
    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: Northern California
      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:
    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?

    Dave Hogg (Electronics Technician, USGS Western Region); Dave McCulloch (Chief Scientist, USGS Western Region); Don Reed (Watchstander); Don Tompkins (Chief Scientist, USGS Western Region); Ernie Coleman (Ship Captain); Glen Barker (Mechanical Technician); Jim Mackrow (Chief Mate); Jeff Rupert (Mechanical Technician); Jeff Young (Dafe Curator); Karen Denman (Watchstander); Mike Boyle (Watchstander, USGS Western Region); Paul Kolling (Watchstander); Dennis Mann (Watchstander, USGS Western Region); Paula Mackrow (Navigator); Ron Schmidt (Navigator); Steve Wolf (Watchstander, USGS Western Region); Terry Kelley (Electronics Technician, USGS Western Region); Bill Lose (Chief Engineer)

  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 2)
    Navigation Data
    Converted to time format with year at start.
    
    01/16/86 KAYE DUA0:[DATA.L1078NC.N]L1078NC.010;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    

    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 2 of 2)
    Magnetics Data
    06/20/2012 carolyn l-10-78-nc.220_010
    
    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/l1078nc/mag/l-10-78-nc.200_010
    /bear/programs/edit/automerge/automerge
    
    04/09/96 CLINT DUB3:[ARCHIVE.TAPES.LEE78B]L-10-78-NC.200;1
    MOG$DUB0:[PROGRAMS.REFMT]VMS2UNIX.EXE;1
    Raw magnetics data
    
    *02/21/86 CAROLYN DRS$DATA:[L1078NC.M]L1078NC.200;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    was L078NC189.DAT on VAM189
    
    Converted to time format with year at start.
    
    01/16/86 KAYE DUA0:[DATA.L1078NC.N]L1078NC.010;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    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-10-78-nc.010 [DRS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197811110826300    197811111348100
    197811111418100    197811111818100
    197811111844500    197811111928500
    197811112044100    197811112252100
    197811112303100    197811121013100
    197811121114100    197811131130100
    197811131140300    197811140211200
    197811140218400    197811140912400
    197811140934000    197811140948000
    197811140954000    197811141020000
    197811141056200    197811141611400
    197811141619220    197811150031400
    197811150125000    197811150517000
    197811150604200    197811150746200
    197811150801240    197811150801240
    197811150816240    197811150816240
    197811150831240    197811150831240
    197811150846240    197811150846240
    197811150901240    197811150901240
    197811150916240    197811150916240
    197811150931240    197811150931240
    197811150946240    197811150946240
    197811151001240    197811151001240
    197811151007400    197811151017400
    197811151024000    197811151606000
    197811151720400    197811161229200
    197811161246200    197811161418200
    197811161427000    197811161451000
    197811161532300    197811161702300
    197811161716000    197811161902000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (l-10-78-nc.220_010)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197811121909500    197811121923500
    197811122013530    197811161307200
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (l-10-78-nc.423_010)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197811111510280    197811111539040
    197811111549200    197811111549200
    197811111635370    197811111801430
    197811111811000    197811111811000
    197811111900290    197811112044100
    197811112051400    197811112051400
    197811112144450    197811120010160
    197811120019400    197811120019400
    197811120106250    197811120200400
    197811120316430    197811120434250
    197811120440150    197811120605310
    197811120615400    197811120615400
    197811120700240    197811120735070
    197811120745400    197811120745400
    197811120835140    197811121235140
    197811121243400    197811121243400
    197811121415270    197811122047400
    197811122200320    197811130151160
    197811130159400    197811130159400
    197811130226230    197811130805550
    197811130814000    197811130814000
    197811130949520    197811140156200
    197811140255570    197811141423590
    197811141530060    197811150223230
    197811150234400    197811150234400
    197811150320170    197811150708150
    197811150716000    197811150716000
    197811150728580    197811151103500
    197811151110110    197811151228430
    197811151235080    197811151452490
    197811151459350    197811151530470
    197811151538400    197811151538400
    197811151618450    197811151622130
    197811151628320    197811151958590
    197811152005190    197811152148320
    197811152154550    197811152354180
    197811160002220    197811160404400
    197811160417400    197811160417400
    197811160508170    197811160756340
    197811160803560    197811160809000
    197811160855200    197811161105460
    197811161118000    197811161118000
    197811161200160    197811161519560
    197811161530000    197811161530000
    Seismic Shots Data (l-10-78-nc.onoff.highres.uniboom)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197811111510000    00001116
    00001111           197811131910000
    Seismic Shots Data (l-10-78-nc.onoff.multichannel.24channel)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197811111510000    00001113
    00001111           197811120502000
    197811120503000    00001112
    00001112           197811121732000
    197811121732000    00001112
    00001112           197811130451000
    197811130451000    00001113
    00001113           197811131644000
    197811131645000    197811140157000
    197811140158000    00001114
    00001114           197811141548000
    197811141549000    197811150210000
    197811150211000    00001115
    00001115           197811151247000
    197811151248000    00001115
    00001115           197811152318000
    197811152319000    00001115
    00001115           197811161229000
    197811161230000    197811161530000
    Seismic Shots Data (l-10-78-nc.onoff.singlechannel.airgun)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197811111510000    00001116
    00001111           197811161532000
    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-10-78-NC data set <http://walrus.wr.usgs.gov/infobank/l/l1078nc/html/l-10-78-nc.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: 0.1
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1078nc/html/l-10-78-nc.nav.html>

Data format: ASCII Size: 4.8
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1078nc/html/l-10-78-nc.mag.html>

Data format: ASCII Size: 0.1
Network links: <http://walrus.wr.usgs.gov/infobank/l/l1078nc/html/l-10-78-nc.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 01-Nov-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>)


    Generated by mp version 2.9.13 on Fri Nov 1 13:58:40 2013