- Title:
-
Geological and Geophysical data of field activity K-1-91-YB
in Yakutat Bay, Alaska from 06/22/1991 to 06/28/1991
- Abstract:
-
Chief Scientists: Paul Carlson, Ross Powell. Geological and
Geophysical data (7khz, Geopulse, sidescansonar, samples,
submersible) of field activity K-1-91-YB in Yakutat Bay,
Alaska from 06/22/1991 to 06/28/1991,
<http://walrus.wr.usgs.gov/infobank/k/k191yb/html/k-1-91-yb.meta.html>.
- Supplemental_Information:
-
Equipment Used -
7khz 7 khz bathymetry
Geopulse
sidescansonar
samples
submersible ROV
Publications -
Carlson, Paul R., Powell, Ross D., Cowan, Ellen A., and Lawson, Daniel E., 1992,
Marine geologic investigations of Disenchantment Bay, Alaska, after breakup of 1986
Hubbard Glacier ice dam; RV Karluk Cruise K1-91-YB, 21-28 June 1991: U.S. Geological
Survey Open-File Report 92-0706, 41 p.<BR>
<HR>
Cowan, Ellen A., Carlson, Paul R., and Powell, Ross D., 1996, The marine
record of the Russell Fiord outburst flood, Alaska, U.S.A.: Cambridge,
International Glaciological Society, Annals of Glaciology, v. 22, p. 194-199.<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/>, 20130106, Geological and Geophysical data of field activity K-1-91-YB in Yakutat Bay, Alaska from 06/22/1991 to 06/28/1991: 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: -139.73988
- East_Bounding_Coordinate: -139.49667
- North_Bounding_Coordinate: 60.02348
- South_Bounding_Coordinate: 59.75239
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 22-Jun-1991
- Ending_Date: 28-Jun-1991
- 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: Yakutat Bay, 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 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:
-
Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.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?
Tim Christmann (Ship Captain);
Paul Carlson (Chief Scientist, USGS Western Region);
Ross Powell (Chief Scientist, NIU);
Ellen Cowan (Geologist, Appalacia St., NH);
Dan Lawson (Geologist, Crrel Army Core Eng)
- 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: 30-Oct-2000 (process 1 of 2)
-
Navigation Data
Converted to time format with year at start.
Person who carried out this activity:
- Date: 31-Oct-1998 (process 2 of 2)
-
Bathymetry Data
10/31/1998 /tiger/k/k191yb/bath/k-1-91-yb.302_050
/bear/programs/edit/automerge/automerge
Input was...
Converted to time format with year at start.
05/11/92 JEAN PMGPROC:[PROCESSING.K191YB.B]K191YB.302;8
ISDMNL$DUA12:[PROCESSING.K191YB.B]MINUSDEPTH.EXE;
Raw depth (bathymetry) data
Depth Adjustment of 1m for lines 8-10,12-14,19-20,22,24
Depth Adjustment of 2m for lines 1-7,11,16-8,21,23 per Paul Carlson 5/4/92
02/12/92 CAROLYN DUA16:[PROCESSING.K291BG]K191YB.300;1
DUA16:[PROCESSING.K291BG]PAUL.EXE;
Raw depth (bathymetry) data
KARLUK cruise -- Disenchantment Bay -- Hubbard Glacier--
K-1-91-YB (Yakutat Bay)--6/22-6/28/91.
Paul R. Carlson, x 3066
LINE # DATE HOUR WATER DEPTH (m)
6/ /91
3-10-92
Modifications to this file per Paul Carlson's notes
1 Add line 21 TIME 1255 depth 227
2 Change line 21 TIME 1329 to 1328 depth 188
3 Add line 21 TIME 1329 DEPTH 185
4 Change line 21 time 1409 DEPTH 199 to DEPTH 195
5 Change line 23 TIME 1326.5 to 1327 depth 158
6 Add line 23 TIME 1328.5 DEPTH 158
7 Change line 24 TIME 1755 to 1754
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:
-
Carlson, Paul R., Powell, Ross D., Cowan, Ellen A., and Lawson, Daniel E., 1992,
Marine geologic investigations of Disenchantment Bay, Alaska, after breakup of 1986
Hubbard Glacier ice dam; RV Karluk Cruise K1-91-YB, 21-28 June 1991: U.S. Geological
Survey Open-File Report 92-0706, 41 p.
Cowan, Ellen A., Carlson, Paul R., and Powell, Ross D., 1996, The marine
record of the Russell Fiord outburst flood, Alaska, U.S.A.: Cambridge,
International Glaciological Society, Annals of Glaciology, v. 22, p. 194-199.
- 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 (k-1-91-yb.050 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199106221117000 199106261419000
199106261605000 199106261705000
199106281231000 199106281423000
199106281611000 199106281832000
Navigation Data (k-1-91-yb.onoff.integratednavigation)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199106221117000 199106281832000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (k-1-91-yb.302_050)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199106221118300 199106221258300
199106221713000 199106222105000
199106231200300 199106231230000
199106231449000 199106231730000
199106251110000 199106251131000
199106251211000 199106251314000
199106251320000 199106251330000
199106251438000 199106251650000
199106251700000 199106251805000
199106261014000 199106261213000
199106261237000 199106261419000
199106261605000 199106261706000
199106281231000 199106281425000
199106281611000 199106281754000
199106281800000 199106281832000
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 K-1-91-YB data set <http://walrus.wr.usgs.gov/infobank/k/k191yb/html/k-1-91-yb.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: 06-Jan-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 Jan 6 07:09:43 2013
|
