- Title:
-
Geophysical data of field activity P-91-69-WG in Western Gulf
of Alaska from 09/15/1969 to 09/16/1969
- Abstract:
-
Geophysical data (bathymetry, magnetics) of field activity
P-91-69-WG in Western Gulf of Alaska from 09/15/1969 to
09/16/1969,
<http://walrus.wr.usgs.gov/infobank/p/p9169wg/html/p-91-69-wg.meta.html>.
- Supplemental_Information:
-
Equipment Used -
bathymetry
magnetics
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 P-91-69-WG in Western Gulf of Alaska from 09/15/1969 to 09/16/1969: 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: -152.00330
- East_Bounding_Coordinate: -149.99640
- North_Bounding_Coordinate: 58.09000
- South_Bounding_Coordinate: 58.06350
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 15-Sep-1969
- Ending_Date: 16-Sep-1969
- 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: Western Gulf of Alaska
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?
- 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: 22-Jan-1996 (process 1 of 3)
-
Navigation Data
Converted to time format with year at start.
08/04/86 BECKIE DUA0:[DATA.MSC]P9169WG.FIX;
DRB0:[DRS.TIME]TIMEFIX.EXE;
Input was...
05/03/86 CLINT DUA0:[DATA.P9169]P9169WG.050;
DRB0:[CLINT]80COL.EXE;
Person who carried out this activity:
- Date: 20-Jun-2012 (process 2 of 3)
-
Magnetics Data
06/20/2012 carolyn p-91-69-wg.220_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/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/p/p9169wg/mag/p-91-69-wg.200_050
/bear/programs/edit/automerge/automerge
Converted to time format with year at start.
05/03/86 CLINT DUA0:[DATA.P9169]P9169WG.200;
DRB0:[CLINT]80COL.EXE;
Converted to time format with year at start.
08/04/86 BECKIE DUA0:[DATA.MSC]P9169WG.FIX;
DRB0:[DRS.TIME]TIMEFIX.EXE;
05/03/86 CLINT DUA0:[DATA.P9169]P9169WG.050;
DRB0:[CLINT]80COL.EXE;
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- Date: 31-Oct-1998 (process 3 of 3)
-
Bathymetry Data
10/31/1998 /tiger/p/p9169wg/bath/p-91-69-wg.300_050
/bear/programs/edit/automerge/automerge
Input was...
Converted to time format with year at start.
05/03/86 CLINT DUA0:[DATA.P9169]P9169WG.300;
DRB0:[CLINT]80COL.EXE;
Input was...
Converted to time format with year at start.
08/04/86 BECKIE DUA0:[DATA.MSC]P9169WG.FIX;
DRB0:[DRS.TIME]TIMEFIX.EXE;
05/03/86 CLINT DUA0:[DATA.P9169]P9169WG.050;
DRB0:[CLINT]80COL.EXE;
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:
- 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 (p-91-69-wg.050 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196909151946000 196909160155000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Magnetics Data (p-91-69-wg.220_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196909151950000 196909160155000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (p-91-69-wg.300_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
196909151950000 196909151950000
196909152000000 196909152000000
196909152010000 196909152010000
196909152020000 196909152020000
196909152030000 196909152030000
196909152040000 196909152040000
196909152050000 196909152050000
196909152100000 196909152100000
196909152110000 196909152110000
196909152120000 196909152120000
196909152130000 196909152130000
196909152140000 196909152140000
196909152150000 196909152150000
196909152200000 196909152200000
196909152210000 196909152210000
196909152220000 196909152220000
196909152230000 196909152230000
196909152240000 196909152240000
196909152250000 196909152250000
196909152300000 196909152300000
196909152310000 196909152310000
196909152320000 196909152320000
196909152330000 196909152330000
196909152340000 196909152340000
196909152350000 196909152350000
196909160010000 196909160010000
196909160020000 196909160020000
196909160030000 196909160030000
196909160040000 196909160040000
196909160050000 196909160050000
196909160100000 196909160155000
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 P-91-69-WG data set <http://walrus.wr.usgs.gov/infobank/p/p9169wg/html/p-91-69-wg.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 07:31:25 2013
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