- Title:
-
Geophysical data of field activity F-7-90-NC in Gulf of
Farallones, Northern California from 07/19/1990 to
08/03/1990
- Abstract:
-
United States Geological Survey, Menlo Park, California.
Chief Scientists: Herman Karl, Dave Drake, Bill Schwab.
Geophysical data (integratednavigation, rangerange, GPS,
RhoRho, bottomtransponder, 3dot5khz, 4dot5khz, 10khz,
sidescansonar) of field activity F-7-90-NC in Gulf of
Farallones, Northern California from 07/19/1990 to
08/03/1990,
<http://walrus.wr.usgs.gov/infobank/f/f790nc/html/f-7-90-nc.meta.html>.
- Supplemental_Information:
-
Equipment Used -
integratednavigation
rangerange Del Norte range
GPS GPS satellite
RhoRho Loran-C Rho-Rho
bottomtransponder acoustic bottom transponder
3dot5khz 3.5 khz bathymetry
4dot5khz 4.5 khz bathymetry
10khz 10 khz bathymetry
sidescansonar
Notes -
EPA Gulf of the Farallones
Publications -
Karl, H.A., Drake, D.E., Schwab, W.C., Edwards, B.D., Lee, H.J., and Chin,
J.L., 1990, Progress Report on Status of Analysis and Interpretation of Data
Collected on Cruises F-7-90-NC and F-8-90-NC Farallon Escarpment, 19 July to 3
August and 5 to 17 August, 1990, U.S. Geological Survey, URL:
<A HREF ="<http://cotuit.er.usgs.gov/Data/1990-018-FA/NL/001/01/90018rpt.pdf>" target ="new"><http://cotuit.er.usgs.gov/Data/1990-018-FA/NL/001/01/90018rpt.pdf> </A>
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.).
- 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-7-90-NC in Gulf of Farallones, Northern California from 07/19/1990 to 08/03/1990: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.
Online Links:
- What geographic area does the data set cover?
- West_Bounding_Coordinate: -123.63171
- East_Bounding_Coordinate: -122.19323
- North_Bounding_Coordinate: 37.83449
- South_Bounding_Coordinate: 37.10913
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 19-Jul-1990
- Ending_Date: 03-Aug-1990
- Currentness_Reference: ground condition
- What is the general form of this data set?
- How does the data set represent geographic features?
- How are geographic features stored in the data set?
- Indirect_Spatial_Reference: Gulf of Farallones, Northern California
This is a Point data set.
It contains the following vector data types (SDTS terminology):
- 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 1983.
The ellipsoid used is Geodetic Reference System 80.
The semi-major axis of the ellipsoid used is 6378137.
The flattening of the ellipsoid used is 1/298.257.
- 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
- 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:
-
Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
- Who are the originators of the data set? (may include formal authors, digital compilers, and editors)
- Who also contributed to the data set?
Herman Karl (Chief Scientist, USGS Western Region);
Dave Drake (Chief Scientist, USGS Western Region);
Bill Schwab (Chief Scientist, USGS Woods Hole);
John Cannan (Captain, J. Marr and Sons);
Bill Danforth (Geologist, USGS Woods Hole);
Barry Irwin (Navigator, USGS Woods Hole);
Tom O'Brien (Geophysicist, USGS Woods Hole);
John Chin (Geologist, USGS Western Region);
Doug Musser (Navigator, USGS Western Region);
Kaye Kinoshita (Navigator, USGS Western Region);
Tom Crook (Navigator, WHOI, DSL);
Ledabeth Pickthorn (Navigator, USGS Western Region);
Warren Scherfius (Photographer, USGS Western Region);
Steve Wessels (Photographer, USGS Western Region);
Larry Kooker (Electronics, USGS Western Region);
Kevin Redman (Unsp. Inv., IDSS);
Alan Ota (Unsp. Inv., EPA);
Kirk O'Donnell (Unsp. Inv., IDSS);
Tom Dettweiler (Unsp. Inv., Meridan);
Chester Alysta (Unsp. Inv., IDSS);
Dave Wyatt (Unsp. Inv., Meridan);
Ski Laniewicz (Unsp. Inv., IDSS);
Art Wright (Unsp. Inv., IDSS);
Matthew Gilbey (Chief Engineer, J. Marr);
Albert Fuller (Chief Mate, J. Marr)
- To whom should users address questions about the data?
These data and information are intended for science
researchers, students from elementary through
college, policy makers, and general public.
- From what previous works were the data drawn?
- How were the data generated, processed, and modified?
- Date: 05-Feb-1996 (process 1 of 2)
-
Navigation Data
Converted to time format with year at start.
10/25/90 MHAMER DRS$DATA:[F790NC.N.FILTER]DAY211_212_FILT1A.050;1
DUA0:[DRS.FILT]FILTER.EXE;1
Integrated navigation (SINS) data
FILTERED USING LOW=0, HIGH=.07, GIBBS=50, #POINTS=23
REPLACED RAW DATA WITH FILTERED DATA FROM 2100630-2101222, 2101341-2101929,
2102036-2102157
10/25/90 MHAMER DRS$DATA:[F790NC.N.FILTER]DAY210SHORT_FILT1A.050;1
DUA0:[DRS.FILT]FILTER.EXE;1
Integrated navigation (SINS) data
FILTERED DATA LOW=0, HIGH=.07, GIBBS=50, #POINTS=23
REPLACED RAW DATA WITH FILTERED DATA ON 2110048-2110603, 2110750-2111323,
2111458-2111948, 2112051-2120207, 2120338-2120832, 2120955-2121603,
2121800-2122313
08/30/90 MHAMER DRS$DATA:[F790NC.N]F790NC.051;2
DUA0:[DRS.PLT.NAVED.EXE]NAVED.EXE;
Integrated navigation (SINS) data
WENT THROUGH THE FILE BY DAYS AND CLEANED UP USING HOURLY WINDOWS.
Person who carried out this activity:
- Date: 31-Oct-1998 (process 2 of 2)
-
Bathymetry Data
10/31/1998 /lion/f/f790nc/bath/f-7-90-nc.300_052
/bear/programs/edit/automerge/automerge
Input was...
Converted to time format with year at start.
11/30/90 CAROLYN DRS$DATA:[F790NC.B]F790NC.300;1
DUA0:[DATA.][F790NC.B]REF.EXE;
Raw depth (bathymetry) data
from file DRS$DATA:[F790MC.B]F7RAWDEP_OUT.;1
Input was...
Converted to time format with year at start.
10/25/90 MHAMER DRS$DATA:[F790NC.N.FILTER]DAY211_212_FILT1A.050;1
DUA0:[DRS.FILT]FILTER.EXE;1
Integrated navigation (SINS) data
FILTERED USING LOW=0, HIGH=.07, GIBBS=50, #POINTS=23
REPLACED RAW DATA WITH FILTERED DATA FROM 2100630-2101222, 2101341-2101929,
2102036-2102157
10/25/90 MHAMER DRS$DATA:[F790NC.N.FILTER]DAY210SHORT_FILT1A.050;1
DUA0:[DRS.FILT]FILTER.EXE;1
Integrated navigation (SINS) data
FILTERED DATA LOW=0, HIGH=.07, GIBBS=50, #POINTS=23
REPLACED RAW DATA WITH FILTERED DATA ON 2110048-2110603, 2110750-2111323,
2111458-2111948, 2112051-2120207, 2120338-2120832, 2120955-2121603,
2121800-2122313
08/30/90 MHAMER DRS$DATA:[F790NC.N]F790NC.051;2
DUA0:[DRS.PLT.NAVED.EXE]NAVED.EXE;
Integrated navigation (SINS) data
WENT THROUGH THE FILE BY DAYS AND CLEANED UP USING HOURLY WINDOWS.
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- 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:
-
Karl, H.A., Drake, D.E., Schwab, W.C., Edwards, B.D., Lee, H.J., and Chin,
J.L., 1990, Progress Report on Status of Analysis and Interpretation of Data
Collected on Cruises F-7-90-NC and F-8-90-NC Farallon Escarpment, 19 July to 3
August and 5 to 17 August, 1990, U.S. Geological Survey, URL:
<A HREF ="<http://cotuit.er.usgs.gov/Data/1990-018-FA/NL/001/01/90018rpt.pdf>" target ="new"><http://cotuit.er.usgs.gov/Data/1990-018-FA/NL/001/01/90018rpt.pdf> </A>
- How well have the observations been checked?
Identified as best available version.
- How accurate are the geographic locations?
Unspecified
- How accurate are the heights or depths?
Unspecified
- Where are the gaps in the data? What is missing?
Start and end date/times of data
Navigation Data (f-7-90-nc.052 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199007191548080 199007191822000
199007191832150 199007192020040
199007192045440 199007192159000
199007192213520 199007192218160
199007192227100 199007192227100
199007192232240 199007192232240
199007192243040 199007200241000
199007200247280 199007200813000
199007200819170 199007220221010
199007220230010 199007220747000
199007220752040 199007230146030
199007230151040 199008030700000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (f-7-90-nc.300_052)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199007210600000 199007220242000
199007220448000 199007220706000
199007220724000 199007221800000
199007222118000 199007230024000
199007230630000 199007231554000
199007231630000 199007231730000
199007231748000 199007231830000
199007231842000 199007240830000
199007240842000 199007250536000
199007250548000 199007251500000
199007251512000 199007260936000
199007260948000 199007260948000
199007261000000 199007261330000
199007261342000 199007261942000
199007261954000 199007270706000
199007270718000 199007270718000
199007270730000 199007272206000
199007272218000 199007290636000
199007290712000 199007291136000
199007291154000 199007291406000
199007291424000 199007291654000
199007291712000 199007291800000
199007291818000 199007291818000
199007291830000 199007292254000
199007292336000 199007300836000
199007300848000 199007301212000
199007301230000 199007310812000
199007310836000 199007311048000
199007311100000 199007311106000
199007311118000 199007311548000
199007311618000 199008010712000
199008010724000 199008011336000
199008011618000 199008030542000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
- How consistent are the relationships among the observations, including topology?
Unspecified
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.
- Who distributes the data set? (Distributor 1 of 1)
- What's the catalog number I need to order this data set?
Downloadable Data F-7-90-NC data set <http://walrus.wr.usgs.gov/infobank/f/f790nc/html/f-7-90-nc.meta.html>
- 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.
- How can I download or order the data?
- Availability in digital form:
- Cost to order the data: None
- Dates:
- Last modified: 31-Mar-2013
- Metadata author:
-
- 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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