- Title:
-
Chirp and High-Resolution Mini-Sparker Seismic data of field
activity L-1-06-SF in Offshore Golden Gate, San Francisco
County, CA from 09/25/2006 to 10/03/2006
- Abstract:
-
United States Geological Survey, Menlo Park, California.
Chief Scientist: Holly Ryan. Chirp and High-Resolution
Mini-Sparker Seismic data (minisparker, Chirp) of field
activity L-1-06-SF in Offshore Golden Gate, San Francisco
County, CA from 09/25/2006 to 10/03/2006,
<http://walrus.wr.usgs.gov/infobank/l/l106sf/html/l-1-06-sf.meta.html>.
- Supplemental_Information:
-
Equipment Used -
minisparker
Chirp
Notes -
Single-channel 2 kJ mini-sparker seismic reflection system and chirp profiler
Publications -
Surveying Faults and Sediment Outside the Entrance to San Francisco Bay, 2007,
Anne Gartner, Holly Ryan and Patrick Hart, Sound Wves, March 2007, available on line at:
<A HREF ="<http://soundwaves.usgs.gov/2007/03/>" target ="new"><http://soundwaves.usgs.gov/2007/03/>
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, Chirp and High-Resolution Mini-Sparker Seismic data of field activity L-1-06-SF in Offshore Golden Gate, San Francisco County, CA from 09/25/2006 to 10/03/2006: 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: -122.76603
- East_Bounding_Coordinate: -122.45933
- North_Bounding_Coordinate: 37.89475
- South_Bounding_Coordinate: 37.68048
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 25-Sep-2006
- Ending_Date: 03-Oct-2006
- 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: Offshore Golden Gate, San Francisco County, 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?
Holly Ryan (Chief Scientist, USGS);
Ray Sliter (Watchstander, USGS);
Pat Hart (Watchstander, USGS);
Anne Gartner (Watchstander, USGS);
Peter Triezenberg (Watchstander, USGS);
Larry Kooker (Electronic Tech, USGS);
Gerry Hatcher (Electronic Tech, USGS)
- 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: 10-Oct-2006 (process 1 of 1)
-
Navigation Data
Unknown
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:
-
Surveying Faults and Sediment Outside the Entrance to San Francisco Bay, 2007,
Anne Gartner, Holly Ryan and Patrick Hart, Sound Wves, March 2007, available on line at:
<A HREF ="<http://soundwaves.usgs.gov/2007/03/>" target ="new"><http://soundwaves.usgs.gov/2007/03/>
- 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 (l-1-06-sf.060 [GPS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
200609271413203 200609280122502
200609281342002 200609281916304
200609281922304 200609282345403
200609291359300 200609292349501
200609301422101 200610010033404
200610011353001 200610020055203
200610021329304 200610030011502
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Seismic Shots Data (l-1-06-sf.410_chirp)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
200609301632530 200609301737000
200609301743330 200609301815000
200609301824510 200609301955210
200609302014380 200609302047300
200609302057280 200609302114270
200609302123530 200609302254010
200609302303560 200609302344080
Seismic Shots Data (l-1-06-sf.410_minisparker)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
200609271532070 200609271735140
200609271748350 200609271918040
200609271927100 200609272234400
200609272250010 200609280007180
200609281453460 200609281600300
200609281606380 200609281916300
200609281930020 200609281938590
200609281954520 200609282330330
200609291447080 200609292024110
200609292029190 200609292337100
200610011449450 200610011836120
200610011844110 200610012358430
200610021424150 200610021935280
200610021945520 200610022117190
200610022122230 200610022336170
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 L-1-06-SF data set <http://walrus.wr.usgs.gov/infobank/l/l106sf/html/l-1-06-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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