- Title:
-
Geophysical data of field activity UGEOLEG_1 (U-1-71-GM) in
Bay of Campeche, Gulf of Mexico from 05/27/1971 to
06/21/1971
- Abstract:
-
United States Geological Survey, Corpus Christi,
Texas,United States Geological Survey, Menlo Park,
California. Chief Scientist: George Moore. Geophysical data
(transitsatellite, 3dot5khz, sonobuoy, magnetics, gravity,
sparker) of field activity UGEOLEG_1 (U-1-71-GM) in Bay of
Campeche, Gulf of Mexico from 05/27/1971 to 06/21/1971,
<http://walrus.wr.usgs.gov/infobank/u/u171gm/html/u-1-71-gm.meta.html>.
- Supplemental_Information:
-
Equipment Used -
transitsatellite
3dot5khz 3.5 khz bathymetry
sonobuoy
magnetics magnetometer
gravity shipboard gravity
sparker
Publications -
Moore, G.W., 1972, Acoustic Reflection Profiles, Bay of Campeche, International Decade of Ocean Exploration, U.S. Geological Survey, USGS-GD-71-002. (See analog materials list)
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 UGEOLEG_1 (U-1-71-GM) in Bay of Campeche, Gulf of Mexico from 05/27/1971 to 06/21/1971: 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: -96.88830
- East_Bounding_Coordinate: -92.03830
- North_Bounding_Coordinate: 26.43570
- South_Bounding_Coordinate: 18.48000
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 27-May-1971
- Ending_Date: 21-Jun-1971
- 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: Bay of Campeche, Gulf of 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:
-
Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.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?
George Moore (Chief Scientist, USGS Western Region);
Erk Reimnitz (Scientist, USGS Western Region);
Dick Tagg (Scientist, USGS);
Steve Wolf (Scientist, USGS Western Region);
Byron Ruppel (Scientist, USGS Western Region);
H.L. Krivoy (Scientist, USGS Western Region);
J.W. Lee (Scientist, USGS Western Region);
F.A. Lybolt (Scientist, USGS Western Region);
Luis del Castillo (Scientist, Nat. U Mexico);
M.A. Calderon (Scientist, Nat. U Mexico);
Gustavo Calderon (Scientist, Oceano Comm Mexico);
Leonardo Garcia (Scientist, Mexican Institute of Petroleum)
- 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: 15-Dec-1995 (process 1 of 4)
-
Navigation Data
Converted to time format with year at start.
Person who carried out this activity:
- Date: 31-Oct-1998 (process 2 of 4)
-
Gravity Data
10/31/1998 /tiger/u/u171gm/grav/u-1-71-gm.161_052
/bear/programs/edit/automerge/automerge
Input was...
Converted to time format with year at start.
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:
- Date: 20-Jun-2012 (process 3 of 4)
-
Magnetics Data
06/20/2012 carolyn u-1-71-gm.221_052
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/magred11/magred11.for
Using geodetic coordinate system (Earth shape approximated by spheriod)
with altitude 0.0 km (for sea level).
Input was...
10/31/1998 /tiger/u/u171gm/mag/u-1-71-gm.201_052
/bear/programs/edit/automerge/automerge
Converted to time format with year at start.
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:
- Date: 31-Oct-1998 (process 4 of 4)
-
Bathymetry Data
10/31/1998 /tiger/u/u171gm/bath/u-1-71-gm.335_052
/bear/programs/edit/automerge/automerge
Input was...
Converted to time format with year at start.
02/24/86 BECKIE DISK$USERDISK:[CLINT.BECKIE]U171GM.335;
DRB0:[DRS.BAT]BATRED.EXE;1
Velocity of sound assumed in reduction was 1500m/sec
2-way traveltime.
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:
- 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:
-
Moore, G.W., 1972, Acoustic Reflection Profiles, Bay of Campeche, International Decade of Ocean Exploration, U.S. Geological Survey, USGS-GD-71-002. (See analog materials list)
- 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 (u-1-71-gm.052 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197105271500000 197105281916000
197105282001000 197105282001000
197105282031000 197105311055000
197106022240000 197106071205000
197106071400000 197106090000000
197106090110000 197106111925000
197106112305000 197106130935000
197106131100000 197106172010000
197106192340000 197106210050000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Gravity Data (u-1-71-gm.161_052)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197105271500000 197105271500000
197105271515000 197105271515000
197105271530000 197105271530000
197105271600000 197105271600000
197105271615000 197105271615000
197105271630000 197105271630000
197105271645000 197105271645000
197105271700000 197105271700000
197105271715000 197105271715000
197105271730000 197105271730000
197105271745000 197105271745000
197105271800000 197105271800000
197105271815000 197105271815000
197105271830000 197105271830000
197105271845000 197105271845000
197105271900000 197105271900000
197105271915000 197105271915000
197105271930000 197105271930000
197105271945000 197105271945000
197105272015000 197105272015000
197105272030000 197105272030000
197105272045000 197105272045000
197105272100000 197105272100000
197105272115000 197105272115000
197105272130000 197105272130000
197105272145000 197105272145000
197105272200000 197105272200000
197105272230000 197105272230000
197105272245000 197105272245000
197105272300000 197105272300000
197105272315000 197105272315000
197105272331000 197105272331000
197105272346000 197105272346000
197105280001000 197105280001000
197105280016000 197105280016000
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197105280101000 197105280101000
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197105280146000 197105280146000
197105280201000 197105280201000
197105280216000 197105280216000
197105280231000 197105280231000
197105280246000 197105280246000
197105280316000 197105280316000
197105280331000 197105280331000
197105280346000 197105280346000
197105280401000 197105280401000
197105280416000 197105280416000
197105280431000 197105280431000
197105280446000 197105280446000
197105280501000 197105280501000
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197105280801000 197105280801000
197105280816000 197105280816000
197105280831000 197105280831000
197105280846000 197105280846000
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197105281001000 197105281001000
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197105281401000 197105281401000
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197105281431000 197105281431000
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197105281501000 197105281501000
197105281516000 197105281516000
197105281531000 197105281531000
197105281546000 197105281546000
197105281601000 197105281601000
197105281616000 197105281616000
197105281631000 197105281631000
197105281646000 197105281646000
197105281701000 197105281701000
197105281716000 197105281716000
197105281731000 197105281731000
197105281746000 197105281746000
197105281801000 197105281801000
197105281816000 197105281816000
197105281831000 197105281831000
197105281846000 197105281846000
197105281901000 197105281901000
197105281916000 197105281916000
197105282001000 197105282001000
197105282031000 197105282031000
197105282045000 197105282045000
197105282101000 197105282101000
197105282116000 197105282116000
197105282131000 197105282131000
197105282146000 197105282146000
197105282201000 197105282201000
197105282216000 197105282216000
197105282235000 197105290950000
197105291000000 197105291010000
197105291020000 197105291050000
197105291100000 197105301115000
197105301130000 197105310830000
197105310850000 197105311050000
197106022240000 197106031040000
197106031055000 197106032220000
197106032235000 197106032240000
197106032250000 197106041015000
197106041040000 197106042010000
197106042020000 197106042110000
197106042125000 197106051430000
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197106060030000 197106061215000
197106061230000 197106061355000
197106061405000 197106070655000
197106070710000 197106070710000
197106070720000 197106071205000
197106071410000 197106080200000
197106080220000 197106080320000
197106080335000 197106080425000
197106080435000 197106081955000
197106082005000 197106082045000
197106082100000 197106090000000
197106090110000 197106091000000
197106091020000 197106100325000
197106100340000 197106100845000
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197106102015000 197106110105000
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197106110525000 197106110955000
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197106112310000 197106120805000
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197106130845000 197106130935000
197106131110000 197106132330000
197106132345000 197106142210000
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197106150835000 197106152320000
197106152330000 197106152345000
197106152355000 197106160015000
197106160030000 197106160635000
197106160650000 197106161135000
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197106161840000 197106171615000
197106171625000 197106171810000
197106171820000 197106172010000
197106192350000 197106200000000
197106200020000 197106210050000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Magnetics Data (u-1-71-gm.221_052)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197105271500000 197105271730000
197105271800000 197105272245000
197105280000000 197105280015000
197105280045000 197105281100000
197105281131000 197105281230000
197105281251000 197105291230000
197105291251000 197105291330000
197105291400000 197105301145000
197105301215000 197105302105000
197105302130000 197105311045000
197106061300000 197106070430000
197106070500000 197106071030000
197106071100000 197106071230000
197106071251000 197106071930000
197106072000000 197106072230000
197106072301000 197106081015000
197106081036000 197106082030000
197106082100000 197106082200000
197106082233000 197106091045000
197106100300000 197106171619180
197106200130000 197106201615000
197106201645000 197106210045000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (u-1-71-gm.335_052)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
197105271500000 197105280630000
197105280700000 197105291130000
197105291200000 197105291930000
197105292000000 197105292000000
197105292030000 197105292230000
197105292300000 197105292330000
197105300000000 197105300700000
197105300730000 197105311045000
197106021700000 197106021800000
197106021900000 197106021900000
197106021945000 197106022000000
197106022030000 197106042000000
197106042100000 197106061215000
197106061245000 197106080200000
197106080245000 197106080315000
197106080345000 197106091130000
197106091200000 197106091200000
197106091230000 197106091430000
197106091500000 197106091500000
197106091545000 197106091600000
197106091630000 197106092015000
197106092045000 197106092100000
197106092130000 197106092130000
197106092200000 197106100045000
197106100300000 197106130315000
197106130345000 197106132330000
197106140000000 197106140000000
197106140100000 197106171730000
197106200130000 197106200745000
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 UGEOLEG_1 (U-1-71-GM) data set <http://walrus.wr.usgs.gov/infobank/u/u171gm/html/u-1-71-gm.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 08:02:16 2013
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