- Title:
-
Geophysical data of field activity J-8-93-SF in San Francisco
Bay, CA from 07/27/1993 to 07/29/1993
- Abstract:
-
Chief Scientists: Jon Childs, Pat Hart. Geophysical data
(seismic) of field activity J-8-93-SF in San Francisco Bay,
CA from 07/27/1993 to 07/29/1993,
<http://walrus.wr.usgs.gov/infobank/j/j893sf/html/j-8-93-sf.meta.html>.
- Supplemental_Information:
-
Equipment Used -
seismic high-resolution multichannel seismic
Publications -
Marlow, M.S., Hart, P.E., Childs, J.R., Mann, D.M., Mann, G.M., Carlson, P.R., and
Anima, R.J., 1994, A major unconformity beneath South San Francisco Bay and the
development of San Leandro Basin: American Geophysical Union Eos, Transactions,
v. 75, no. 44, Supplement, p. 683.<BR>
<HR>
Childs, J.R., Hart, P.E., McCarthy, J., and Marlow, M.S., 1994, High-resolution
seismic-reflection studies of submerged fault zones throughout the San Francisco Bay
area: American Geophysical Union Eos, Transactions, v. 75, no. 44, Supplement, p. 684.<BR>
<HR>
Childs, Jonathan R., Hart, Patrick, Bruns, Terry R., Marlow, Michael S., and
Sliter, Ray, 2000, High-resolution marine seismic reflection data from the
San Francisco Bay area: U.S. Geological Survey Open File Report 00-494:<A
HREF="<http://geopubs.wr.usgs.gov/open-file/of00-494>">geopubs.wr.usgs.gov/open-file/of00-494</A><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.).
- 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 J-8-93-SF in San Francisco Bay, CA from 07/27/1993 to 07/29/1993: 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: -122.35911
- East_Bounding_Coordinate: -122.18271
- North_Bounding_Coordinate: 37.73812
- South_Bounding_Coordinate: 37.50739
- What does it look like?
- <http://walrus.wr.usgs.gov/infobank/j/j893sf/html/j-8-93-sf.nav.gif> (GIF)
-
Trackline map of J-8-93-SF
- <http://walrus.wr.usgs.gov/infobank/j/j893sf/html/j-8-93-sf.seis.gif> (GIF)
-
Seismic shot point data trackline map of J-8-93-SF
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 27-Jul-1993
- Ending_Date: 29-Jul-1993
- 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: San Francisco Bay, CA
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:
-
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 are the originators of the data set? (may include formal authors, digital compilers, and editors)
- Who also contributed to the data set?
Jon Childs (Chief Scientist, USGS Western Region);
Pat Hart (Chief Scientist, USGS Western Region)
- 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: 11-Jul-2000 (process 1 of 1)
-
Navigation Data
time/lat/long style, multi-record, in caps
temporal-spatial data
data acquisition systems
1 2 3
3456789012345678901234567890123456
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:
-
Marlow, M.S., Hart, P.E., Childs, J.R., Mann, D.M., Mann, G.M., Carlson, P.R., and
Anima, R.J., 1994, A major unconformity beneath South San Francisco Bay and the
development of San Leandro Basin: American Geophysical Union Eos, Transactions,
v. 75, no. 44, Supplement, p. 683.
Childs, J.R., Hart, P.E., McCarthy, J., and Marlow, M.S., 1994, High-resolution
seismic-reflection studies of submerged fault zones throughout the San Francisco Bay
area: American Geophysical Union Eos, Transactions, v. 75, no. 44, Supplement, p. 684.
Childs, Jonathan R., Hart, Patrick, Bruns, Terry R., Marlow, Michael S., and
Sliter, Ray, 2000, High-resolution marine seismic reflection data from the
San Francisco Bay area: U.S. Geological Survey Open File Report 00-494:<A
HREF="<http://geopubs.wr.usgs.gov/open-file/of00-494>">geopubs.wr.usgs.gov/open-file/of00-494</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 (j-8-93-sf.062 [GPS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199307151541410 199307151550000
199307211923230 199307211959550
199307271411160 199307272032040
199307281507410 199307282225290
199307291413420 199307292029480
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Seismic Shots Data (j-8-93-sf.410_061)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199307271512090 199307271542451
199307271633090 199307271729450
199307271738090 199307271847453
199307271903090 199307272001450
199307281534090 199307281606451
199307281652090 199307281824450
199307281930090 199307282131457
199307291516090 199307291806452
199307291832090 199307292012451
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 J-8-93-SF data set <http://walrus.wr.usgs.gov/infobank/j/j893sf/html/j-8-93-sf.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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