- Title:
-
Geophysical data of field activity G-66-79-MX in Mexico from
03/18/1979 to 05/03/1979
- Abstract:
-
Chief Scientists: C. Moore, Joel Watkins,. Geophysical data
(transitsatellite, 3dot5khz, 12khz, magnetics, airgun,
bathymetry) of field activity G-66-79-MX in Mexico from
03/18/1979 to 05/03/1979,
<http://walrus.wr.usgs.gov/infobank/g/g6679mx/html/g-66-79-mx.meta.html>.
- Supplemental_Information:
-
Equipment Used -
transitsatellite
3dot5khz
12khz
magnetics Geometrics magnetometer
airgun 20 to 300 cu. in. airgun
bathymetry 10 to 300 hz EDO
Notes -
Scripps Institution of Oceanography
Publications -
Core Data from the Deep Sea Drilling Project, Leg 66:
<A HREF="<http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/66/leg66.htm>"><http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/66/leg66.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.).
- 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 G-66-79-MX in Mexico from 03/18/1979 to 05/03/1979: 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: -112.00000
- East_Bounding_Coordinate: -106.00000
- North_Bounding_Coordinate: 28.00000
- South_Bounding_Coordinate: 22.00000
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 18-Mar-1979
- Ending_Date: 03-May-1979
- 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: Mexico
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 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
- 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:
-
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>
- Who are the originators of the data set? (may include formal authors, digital compilers, and editors)
- Who also contributed to the data set?
C. Moore (Chief Scientist);
Joel Watkins (Chief Scientist)
- 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: 31-Dec-2001 (process 1 of 3)
-
Navigation Data
01/30/1998 clint g-66-79-mx.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
Person who carried out this activity:
- Date: 20-Jun-2012 (process 2 of 3)
-
Magnetics Data
06/20/2012 carolyn g-66-79-mx.221_050
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/magred1111/magred1111.for
Using geodetic coordinate system (Earth shape approximated by spheriod)
with altitude 0.0 km (for sea level).
Input was...
10/31/1998 /tiger/g/g6679mx/mag/g-66-79-mx.220_050
/bear/programs/edit/automerge/automerge
01/30/1998 clint g-66-79-mx.220
/bear/programs/ngdc/unrefngdc/unrefngdc
Edited magnetics data
01/30/1998 clint g-66-79-mx.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- Date: 31-Dec-2001 (process 3 of 3)
-
Bathymetry Data
11/21/2000 clint g-66-79-mx.320_050
/infobank/bear/programs/edit/automerge/automerge
Input was...
01/30/1998 clint g-66-79-mx.320
/bear/programs/ngdc/unrefngdc/unrefngdc
Edited bathymetry data with corrected depths
Input was...
01/30/1998 clint g-66-79-mx.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data
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:
-
Core Data from the Deep Sea Drilling Project, Leg 66:
<A HREF="<http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/66/leg66.htm>"><http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/66/leg66.htm>
- 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 (g-66-79-mx.050 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197903192335000 197903192355000
197903200005000 197903202355000
197903210005000 197903212355000
197903220005000 197903221645000
197903241910000 197903242050000
197903271200000 197903271350000
197903271740000 197903272355000
197903280005000 197903280325000
197904022350000 197904022355000
197904030005000 197904030410000
197904072335000 197904072355000
197904080005000 197904080045000
197904101630000 197904101645000
197904132130000 197904132325000
197904201405000 197904201445000
197904241610000 197904241930000
197904290945000 197904291215000
197905010515000 197905012355000
197905020005000 197905020630000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Magnetics Data (g-66-79-mx.221_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197903192350000 197903221645000
197904101630000 197904101645000
197905010525000 197905020625000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (g-66-79-mx.320_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197903192335000 197903221645000
197903241910000 197903242050000
197903271200000 197903271350000
197903271740000 197903280325000
197904022350000 197904030410000
197904072335000 197904080045000
197904132130000 197904132325000
197904201405000 197904201445000
197904241610000 197904241930000
197904290950000 197904291215000
197905010515000 197905020625000
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 G-66-79-MX data set <http://walrus.wr.usgs.gov/infobank/g/g6679mx/html/g-66-79-mx.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>)
Generated by mp version 2.9.13 on Sun Mar 31 07:17:05 2013
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