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What does this data set describe?

Title:
Geophysical data of field activity F-9-89-NC in Northern California from 08/02/1989 to 08/18/1989
Abstract:
United States Geological Survey, Menlo Park, California. Chief Scientists: John Chin, Herman Karl, Bill Schwab. Geophysical data (3dot5khz, 10khz, sidescansonar, gravity, rangerange, GPS, integratednavigation, RhoRho, Sonatracktransducer) of field activity F-9-89-NC in Northern California from 08/02/1989 to 08/18/1989, <http://walrus.wr.usgs.gov/infobank/f/f989nc/html/f-9-89-nc.meta.html>.
Supplemental_Information:

Equipment Used -
3dot5khz 3.5 khz bathymetry
10khz 10 khz bathymetry
sidescansonar
gravity shipboard gravity
rangerange
GPS
integratednavigation
RhoRho
Sonatracktransducer
Publications -
F989NC Cruise Report exists at Woods Hole


Sweeney, E.M., Danforth, W.W., Karl, H.A., O'Brien, T.F., Schwab, W.C., 2004, The Gulf of the Farallones - Sidescan-Sonar Imagery: U.S. Geological Survey Open-File Report 2004-1082. URL:
<A HREF ="<http://pubs.usgs.gov/of/2004/1082/index.htm>" target ="OF"><http://pubs.usgs.gov/of/2004/1082/index.htm>

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/>, 20130331, Geophysical data of field activity F-9-89-NC in Northern California from 08/02/1989 to 08/18/1989: 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: -123.38722
    East_Bounding_Coordinate: -122.19342
    North_Bounding_Coordinate: 38.00289
    South_Bounding_Coordinate: 37.50707

  3. What does it look like?

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

    Beginning_Date: 02-Aug-1989
    Ending_Date: 18-Aug-1989
    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.

      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:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.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?

    John Chin (Chief Scientist, USGS Western Region); Herman Karl (Chief Scientist, USGS Western Region); Bill Schwab (Chief Scientist, USGS Woods Hole); John Cannan (Captain, J. Marr and Sons); Robin Bouse (Unspecified, USGS Woods Hole); Bill Danforth (Unspecified, USGS Woods Hole); Jana DaSilva (Unspecified, USGS Woods Hole); Tom O'Brien (Unspecified, USGS Woods Hole); Michael Hamer (Unspecified, USGS Western Region); Kaye Kinoshita (Unspecified, USGS Western Region); Larry Kooker (Unspecified, USGS Western Region); Mike Torresan (Unspecified, USGS Western Region); Hal Williams (Unspecified, USGS Western Region); Bob Elder (Unspecified, DSL-WHOI); Tom Bettweiler (Unspecified, Meridian Sciences)

  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: 05-Feb-1996 (process 1 of 3)
    Navigation Data 
    Converted to time format with year at start.

    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 3)
    Gravity Data 
    10/31/1998  /lion/f/f989nc/grav/f-9-89-nc.150_053
/bear/programs/edit/automerge/automerge

Input was...
Converted to time format with year at start.

01/05/90 CAROLYN DRS$DATA:[F989NC.G]F989NC.150;1
DUA0:[DRS.GRV]GRAVRED.EXE;4
SKIPNSAVED Free Air Anomaly data

09/05/89 CAROLYN DRS$DATA:[F989NC.G]F989NC.140;2
DUA0:[DRS.REFMT]REFORMAT.EXE;
Land tie data
S-53 gravity land ties calculated by Kaye Kinoshita
214/1800 - 968770.75
230/1741 - 968775.75

01/04/90 CAROLYN DRS$DATA:[F989NC.G]F989NC.102;1
DUA0:[DRS.EDIT]SKIPNSAVE.EXE;1
Raw gravity data from digital meter
cut away data between lines and deleted spikes

01/04/90 CAROLYN DRS$DATA:[F989NC.G]F989NC.130;1
DUA0:[DATA.][F989NC.G]TEMP.EXE;
Gravity SKIPNSAVE control data

12/27/89 HARRY DRS$DATA:[F989NC.G]F989NC.101;1
DUA0:[DRS.GRV]VALIDGRAV.EXE;
Raw gravity data from digital meter

01/04/90 CAROLYN DRS$DATA:[F989NC.G]F989NC.070;1
DUA0:[DRS.FILT]FILTER.EXE;1
Eotvos/course/speed/distance data

01/04/90 CAROLYN DRS$DATA:[F989NC.G]F920SEC.070;1
DUA0:[DRS.NAV]EOTCSSP.EXE;1
Eotvos/course/speed/distance data

01/04/90 CAROLYN DRS$DATA:[F989NC.G]F920SEC.053;1
DUA0:[DRS.EDIT]MERGEIT.EXE;3
Integrated navigation (SINS) data

01/04/90 CAROLYN DRS$DATA:[F989NC.G]F9TIMES.053;1
DUA0:[DRS.DSMPL]METAMUCIL.EXE;
Integrated navigation (SINS) data

Input was...
Converted to time format with year at start.

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 3 of 3)
    Bathymetry Data 
    10/31/1998  /lion/f/f989nc/bath/f-9-89-nc.300_053
/bear/programs/edit/automerge/automerge

Input was...
Converted to time format with year at start.

07/03/90 CAROLYN DRS$DATA:[NORMAN]F989NC.300;1
DUA0:[DATA.][NORMAN]REF.EXE;
Raw depth (bathymetry) data
Norman's digitized depth to horizon "bathy"

Input was...
Converted to time format with year at start.

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:
    F989NC Cruise Report exists at Woods Hole
    Sweeney, E.M., Danforth, W.W., Karl, H.A., O'Brien, T.F., Schwab, W.C., 2004, The Gulf of the Farallones - Sidescan-Sonar Imagery: U.S. Geological Survey Open-File Report 2004-1082. URL: <A HREF ="<http://pubs.usgs.gov/of/2004/1082/index.htm>" target ="OF"><http://pubs.usgs.gov/of/2004/1082/index.htm>


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 (f-9-89-nc.053 [SINS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
198908021859000    198908022223050
198908022234050    198908102121020
198908102127020    198908110050010
198908110056010    198908120613020
198908120618030    198908130347000
198908130353040    198908130711020
198908130719020    198908131218010
198908131223020    198908131531000
198908131536020    198908132112030
198908132117040    198908140711010
198908140721010    198908151333000
198908151340000    198908151413070
198908151419020    198908160301000
198908160307030    198908160556010
198908160601070    198908161631000
198908161638040    198908161951030
198908161957020    198908162019130
198908162025160    198908162058030
198908162104040    198908170403060
198908170410010    198908170809080
198908170816040    198908170945000
198908170950090    198908171402030
198908171408040    198908171840040
198908171848580    198908180510020
198908180517020    198908180537070
198908180543220    198908181105010
198908181110070    198908181329000
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Gravity Data (f-9-89-nc.150_053)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
198908030209000    198908030449400
198908030457000    198908030729400
198908030748000    198908030946400
198908030955000    198908031157400
198908031216000    198908031452400
198908031505000    198908031743400
198908031758000    198908032035400
198908032050000    198908032329400
198908032346000    198908040230400
198908040246000    198908040520400
198908040536000    198908040812400
198908040830000    198908041014400
198908041029000    198908041032400
198908041049000    198908041115400
198908041129000    198908041407400
198908041418000    198908041706400
198908041858000    198908042140400
198908042200000    198908050044400
198908050100000    198908050336400
198908050353000    198908050638400
198908050654000    198908050946400
198908051004000    198908051248400
198908051304000    198908051535400
198908051552000    198908051829400
198908051849000    198908052131400
198908052151000    198908060029400
198908060047000    198908060321400
198908060336000    198908060618400
198908060635000    198908060906400
198908060924000    198908061204400
198908061218000    198908061454400
198908061512000    198908061751400
198908061808000    198908062047400
198908062108000    198908062352400
198908070010000    198908070249400
198908070305000    198908070530400
198908070544000    198908070817400
198908070834000    198908071115400
198908071129000    198908071411400
198908071428000    198908071713400
198908071815000    198908072038400
198908072055000    198908072331400
198908072341000    198908080212400
198908080228000    198908080458400
198908080506000    198908080743400
198908080800000    198908081037400
198908081054000    198908081337400
198908081355000    198908081639400
198908081652000    198908081923400
198908081940000    198908082230400
198908082246000    198908090123400
198908090141000    198908090418400
198908090428000    198908090706400
198908090722000    198908091008400
198908091025000    198908091305400
198908091321000    198908091604400
198908091624000    198908092150400
198908092207000    198908100049400
198908100105000    198908100340400
198908100400000    198908100654400
198908100710000    198908100943400
198908101003000    198908101228400
198908101237000    198908101457400
198908101514000    198908101751400
198908101805000    198908102038400
198908110123000    198908110355400
198908110415000    198908110705400
198908110722000    198908110957400
198908111015000    198908111257400
198908111315000    198908111551400
198908111610000    198908111847400
198908111907000    198908112152400
198908112208000    198908120100400
198908120117000    198908120350400
198908120410000    198908120649400
198908120703000    198908120937400
198908120959000    198908121240400
198908121300000    198908121554400
198908121614000    198908121907400
198908121925000    198908122216400
198908122232000    198908130136400
198908130154000    198908130342000
198908130401200    198908130401200
198908130423400    198908130431200
198908130454000    198908131157400
198908131220000    198908131512400
198908131530000    198908131807400
198908131822000    198908132057400
198908132112000    198908140001400
198908140019000    198908140302400
198908140453000    198908141308400
198908141327000    198908141506400
198908141519000    198908141646200
198908141701200    198908141708400
198908141723000    198908141907400
198908141921000    198908142102400
198908142120000    198908142304400
198908142317000    198908150117400
198908150141000    198908150328400
198908150342000    198908150614400
198908150632000    198908150825400
198908150905000    198908151052400
198908151107000    198908151226400
198908151305000    198908151359400
198908151417000    198908152052400
198908152108000    198908160315400
198908160332000    198908160853400
198908160910000    198908161445400
198908161500000    198908162132400
198908162153000    198908170336400
198908170400000    198908171032400
198908171051000    198908171540400
198908171907000    198908172016400
198908172034000    198908172150400
198908172209000    198908172306400
198908172324000    198908180037400
198908180055000    198908180154400
198908180212000    198908180312400
198908180329000    198908180428400
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Bathymetry Data (f-9-89-nc.300_053)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
198908030218000    198908030729580
198908030759580    198908030947590
198908031006010    198908031159570
198908031224010    198908031447590
198908031624010    198908031735570
198908031806020    198908031917510
198908032024020    198908032035220
198908032057420    198908032141590
198908032242000    198908032329590
198908032354010    198908040435580
198908040542000    198908040817590
198908040842000    198908041117580
198908041141570    198908041411560
198908041536030    198908041711530
198908041736010    198908041953550
198908042106040    198908042135500
198908042206030    198908050047570
198908050106070    198908050341550
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 F-9-89-NC data set <http://walrus.wr.usgs.gov/infobank/f/f989nc/html/f-9-89-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: 1.0
Network links: <http://walrus.wr.usgs.gov/infobank/f/f989nc/html/f-9-89-nc.nav.html>

Data format: ASCII Size: 4.8
Network links: <http://walrus.wr.usgs.gov/infobank/f/f989nc/html/f-9-89-nc.grav.html>

Data format: ASCII Size: 0.0
Network links: <http://walrus.wr.usgs.gov/infobank/f/f989nc/html/f-9-89-nc.bath.html>

  • Cost to order the data: None

    • Who wrote the metadata?

    Dates:
    Last modified: 31-Mar-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 Sun Mar 31 07:13:07 2013