- Title:
-
Geophysical data of field activity F-3-87-AA in West-central
Aleutian Trench from 08/30/1987 to 09/25/1987
- Abstract:
-
Chief Scientists: Bob Bohannon, Brian Edwards, Max Dobson.
Geophysical data (3dot5khz, 10khz, magnetics, gravity,
tempsalinometer, 2channelairgun, airgunmonitor,
Gloriasidescan, expendablebatthermograph) of field activity
F-3-87-AA in West-central Aleutian Trench from 08/30/1987 to
09/25/1987,
<http://walrus.wr.usgs.gov/infobank/f/f387aa/html/f-3-87-aa.meta.html>.
- Supplemental_Information:
-
Equipment Used -
3dot5khz 3.5 khz bathymetry
10khz 10 khz bathymetry
magnetics magnetometer
gravity
tempsalinometer temperature/salinity/conductance gauges
2channelairgun two-channel airgun
airgunmonitor
Gloriasidescan
expendablebatthermograph
Notes -
Associated cruises in Alaska
<br>
<A HREF="<http://walrus.wr.usgs.gov/infobank/f/f287aa/html/f-2-87-aa.meta.html>">F-2-87-AA</A>
<A HREF="<http://walrus.wr.usgs.gov/infobank/f/f387aa/html/f-3-87-aa.meta.html>">F-3-87-AA</A>
<A HREF="<http://walrus.wr.usgs.gov/infobank/f/f788aa/html/f-7-88-aa.meta.html>">F-7-88-AA</A>
<A HREF="<http://walrus.wr.usgs.gov/infobank/f/f888aa/html/f-8-88-aa.meta.html>">F-8-88-AA</A>
Publications -
Paskevich, V.F., Wong, F.L., O'Malley, J.J., Stevenson, A.J., and Gutmacher,
C.E., 2011, GLORIA sidescan-sonar imagery for parts of the U.S. Exclusive
Economic Zone and adjacent areas: U.S. Geological Survey Open-File Report
2010-1332, URL:
<A HREF ="<http://pubs.usgs.gov/of/2010/1332/>" target ="OF"><http://pubs.usgs.gov/of/2010/1332/>
Carlson, P.R., Cooper, A.K., Gardner, J.V., Hunter, R.E., Karl, H.A., Marlow, Michael S.,
Stevenson, A.J., Huggett, Quentin, Kenyon, N.H., Parson, L.M., Bohannon, R.G., Edwards, B.D.,
Vallier, T.L., Dobson, M.F., and Masson, D.G., 1988, GLORIA sonographic mosaics of the
Bering Sea and the western Aleutian Arc and adjacent North Pacific, in Carter, Lorna M., ed.,
USGS research on energy resources, 1988; program and abstracts: U.S. Geological Survey
Circular 1025, p. 14-15.<BR>
Edwards, B.D., Bohannon, Robert G., Dobson, M.R., and Campbell, J.M., 1988, Cruise report
for Cruise F3-87-AA, GLORIA survey of the west-central Aleutian Arc and adjacent North
Pacific Ocean: U.S. Geological Survey Open-File Report 88-0227, 9 p.<BR>
Bohannon, Robert G., Vallier, Tracy L., and Karl, Herman A., 1988, Geology of the
Pacific and Kula plates south of the western Aleutian Arc; evidence from GLORIA,
seismic-reflection, gravity and magnetic data: Geological Society of America Abstracts
with Programs, v. 20, no. 7, p. 128.<BR>
Bohannon, Robert G., Dobson, Max R., Edwards, Brian D., and Jacobs, Colin L., 1987,
Tectonics of North Pacific Ocean basin; western Aleutian Island region: American Geophysical
Union Eos, Transactions, v. 68, no. 44, p. 1486.<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/>, 20130331, Geophysical data of field activity F-3-87-AA in West-central Aleutian Trench from 08/30/1987 to 09/25/1987: 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: 169.39439
- East_Bounding_Coordinate: -172.46420
- North_Bounding_Coordinate: 52.35590
- South_Bounding_Coordinate: 47.99890
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 30-Aug-1987
- Ending_Date: 25-Sep-1987
- 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: West-central Aleutian Trench
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.
- 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>
- 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?
Albert Fuller (Chief Mate);
Bob Bohannon (Chief Scientist, USGS Western Region);
Brian Edwards (Chief Scientist, USGS Western Region);
Colin Jacobs (Geologist, USGS Western Region);
Derek Lewis (Navigator, USGS Western Region);
Grace Fong (Geologist, USGS Western Region);
Holly Ryan (Geophysicist, USGS Western Region);
John Gann (Navigator, USGS Western Region);
Joseph Coddington (Watchstander, USGS Western Region);
Larry Kooker (Electronics Technician, USGS Western Region);
Max Dobson (Chief Scientist, USGS Western Region);
Mike Baldwin (Chief Engineer, USGS Western Region);
Mike Patterson (Ship Captain);
Steve Whittle (Mechanical Technician, USGS Western Region);
John Cherriman (IOS);
Jon Campbell (IOS)
- 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: 05-Feb-1996 (process 1 of 4)
-
Navigation Data
Converted to time format with year at start.
01/11/93 JEAN DUA14:[REQUESTS.CHASE.ALEUTIANS.DATA.FARNELLA]F387AA.080;2
ISDMNL$DUA1:[PROGRAMS.][REFMT]DXFMT_TO_DAPS.EXE;1
Farnella ABC data
Person who carried out this activity:
- Date: 31-Oct-1998 (process 2 of 4)
-
Gravity Data
10/31/1998 /lion/f/f387aa/grav/f-3-87-aa.150_080
/bear/programs/edit/automerge/automerge
Input was...
Converted to time format with year at start.
11/10/87 CAROLYN DRS$DATA:[F387AA.G]F387AA.150;
DUA0:[DRS.EDIT]SKIPNSAVE.EXE;1
11/03/87 CAROLYN DRS$DATA:[F387AA.CDI]F387AA.130;
DUA0:[DRS.EDIT]CDISKIP.EXE;
taken from F387AA.500 cdi info
11/09/87 CAROLYN DRS$DATA:[F387AA.G]F387AA.160;
DUA0:[DRS.GRV]GRAVRED.EXE;3
11/03/87 CAROLYN DRS$DATA:[F387AA.G]F387AA.140;
DUA0:[DRS.REFMT]REFORMAT.EXE;6
10/20/87 EDM DRS$DATA:[F387AA.G]F387AA.101;
DUA0:[DRS.GRV]VALIDGRAV.EXE;
11/09/87 CAROLYN DRS$DATA:[F387AA.N]F387AA.072;
DUA0:[DRS.FILT]FILTER.EXE;1
11/03/87 CAROLYN DRS$DATA:[F387AA.N]F387AA.071;
DUA0:[DRS.NAV]EOTCSSP.EXE;1
11/03/87 CAROLYN DRS$DATA:[F387AA.G]F320SEC.050;
DUA0:[DRS.EDIT]MERGEIT.EXE;2
11/03/87 CAROLYN DRS$DATA:[F387AA.N]F387AA.070;
DUA0:[DRS.NAV]EOTCSSP.EXE;1
11/2/87-Byron OKed nav for grv/mag processing after checking with Chuck Heywood.
10/15/87 EDM DUA0:[DATA.F387AA.N]F387BS.050;
DUA0:[DRS.EDIT]REFARN.EXE;
Input was...
Converted to time format with year at start.
01/11/93 JEAN DUA14:[REQUESTS.CHASE.ALEUTIANS.DATA.FARNELLA]F387AA.080;2
ISDMNL$DUA1:[PROGRAMS.][REFMT]DXFMT_TO_DAPS.EXE;1
Farnella ABC data
time, lat, long, time(sec) to nearest nav fix, data values
Person who carried out this activity:
- Date: 20-Jun-2012 (process 3 of 4)
-
Magnetics Data
06/20/2012 carolyn f-3-87-aa.221_080
Reprocessed using subroutines from Susan Macmillan's
IGRF SYNTHESIS PROGRAM <http://www.ngdc.noaa.gov/IAGA/vmod/igrf11.f>
with IGRF-11 coeffiecients integrated into the source code.
/infobank/programs/mag/magred1111/magred1111.for
Using geodetic coordinate system (Earth shape approximated by spheriod)
with altitude 0.0 km (for sea level).
Input was...
10/31/1998 /lion/f/f387aa/mag/f-3-87-aa.220_080
/bear/programs/edit/automerge/automerge
Converted to time format with year at start.
11/09/87 CAROLYN DRS$DATA:[F387AA.M]F387AA.220;
DUA0:[DRS.MAG]MAGRED.EXE;4
10/29/87 CAROLYN DRS$DATA:[F387AA.M]F387AA.200;
DUA0:[DRS.REFMT]REFORMAT.EXE;6
reformatted from F387AA.240 slave field
Brian Edwards said they were not collecting gradiometer, so ignore master field
11/09/87 CAROLYN DRS$DATA:[F387AA.N]F387AA.072;
DUA0:[DRS.FILT]FILTER.EXE;1
11/03/87 CAROLYN DRS$DATA:[F387AA.N]F387AA.071;
DUA0:[DRS.NAV]EOTCSSP.EXE;1
11/03/87 CAROLYN DRS$DATA:[F387AA.G]F320SEC.050;
DUA0:[DRS.EDIT]MERGEIT.EXE;2
11/03/87 CAROLYN DRS$DATA:[F387AA.N]F387AA.070;
DUA0:[DRS.NAV]EOTCSSP.EXE;1
11/2/87-Byron OKed nav for grv/mag processing after checking with Chuck Heywood.
10/15/87 EDM DUA0:[DATA.F387AA.N]F387BS.050;
DUA0:[DRS.EDIT]REFARN.EXE;
Converted to time format with year at start.
01/11/93 JEAN DUA14:[REQUESTS.CHASE.ALEUTIANS.DATA.FARNELLA]F387AA.080;2
ISDMNL$DUA1:[PROGRAMS.][REFMT]DXFMT_TO_DAPS.EXE;1
Farnella ABC data
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 /lion/f/f387aa/bath/f-3-87-aa.320_080
/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.
01/11/93 JEAN DUA14:[REQUESTS.CHASE.ALEUTIANS.DATA.FARNELLA]F387AA.080;2
ISDMNL$DUA1:[PROGRAMS.][REFMT]DXFMT_TO_DAPS.EXE;1
Farnella ABC 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:
-
Paskevich, V.F., Wong, F.L., O'Malley, J.J., Stevenson, A.J., and Gutmacher,
C.E., 2011, GLORIA sidescan-sonar imagery for parts of the U.S. Exclusive
Economic Zone and adjacent areas: U.S. Geological Survey Open-File Report
2010-1332, URL:
<A HREF ="<http://pubs.usgs.gov/of/2010/1332/>" target ="OF"><http://pubs.usgs.gov/of/2010/1332/>
Carlson, P.R., Cooper, A.K., Gardner, J.V., Hunter, R.E., Karl, H.A., Marlow, Michael S.,
Stevenson, A.J., Huggett, Quentin, Kenyon, N.H., Parson, L.M., Bohannon, R.G., Edwards, B.D.,
Vallier, T.L., Dobson, M.F., and Masson, D.G., 1988, GLORIA sonographic mosaics of the
Bering Sea and the western Aleutian Arc and adjacent North Pacific, in Carter, Lorna M., ed.,
USGS research on energy resources, 1988; program and abstracts: U.S. Geological Survey
Circular 1025, p. 14-15.
Edwards, B.D., Bohannon, Robert G., Dobson, M.R., and Campbell, J.M., 1988, Cruise report
for Cruise F3-87-AA, GLORIA survey of the west-central Aleutian Arc and adjacent North
Pacific Ocean: U.S. Geological Survey Open-File Report 88-0227, 9 p.
Bohannon, Robert G., Vallier, Tracy L., and Karl, Herman A., 1988, Geology of the
Pacific and Kula plates south of the western Aleutian Arc; evidence from GLORIA,
seismic-reflection, gravity and magnetic data: Geological Society of America Abstracts
with Programs, v. 20, no. 7, p. 128.
Bohannon, Robert G., Dobson, Max R., Edwards, Brian D., and Jacobs, Colin L., 1987,
Tectonics of North Pacific Ocean basin; western Aleutian Island region: American Geophysical
Union Eos, Transactions, v. 68, no. 44, p. 1486.
- 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 (f-3-87-aa.080)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
198708300720000 198709202252000
198709210526000 198709210538000
198709210612000 198709211816000
198709211854000 198709250800000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Gravity Data (f-3-87-aa.150_080)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
198709010533000 198709012150400
198709012159000 198709012339400
198709012349000 198709022013400
198709022020000 198709022330400
198709022344000 198709030204400
198709030213200 198709030248000
198709030253400 198709030332200
198709030342400 198709032258400
198709032310000 198709051951400
198709052012000 198709062109400
198709062115200 198709071035400
198709071055000 198709082028000
198709082033400 198709090507400
198709090522000 198709090735400
198709090742000 198709100603400
198709100615000 198709100755400
198709100806000 198709102032400
198709102129400 198709110556400
198709110607000 198709110843400
198709110851000 198709120422400
198709120431000 198709120618400
198709120628000 198709130055400
198709130106000 198709130314400
198709130320000 198709131302000
198709131308000 198709132142400
198709132152000 198709132343400
198709132358000 198709141652400
198709141706000 198709150338400
198709150349000 198709150901400
198709150912000 198709150940400
198709150951000 198709151400400
198709151411000 198709151525400
198709151536000 198709160613400
198709160624000 198709160724400
198709160731000 198709161222400
198709161246000 198709171635400
198709171645000 198709180302400
198709190128000 198709200347400
198709222246000 198709240025400
198709240039000 198709240211400
198709240219000 198709241737200
198709241746400 198709250732400
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Magnetics Data (f-3-87-aa.221_080)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
198709010543000 198709030342200
198709030348400 198709062119400
198709062125200 198709082038000
198709082043400 198709102042400
198709102139400 198709180213200
198709190103000 198709200416200
198709222204200 198709241747200
198709241756400 198709250736400
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Bathymetry Data (f-3-87-aa.320_080)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
198708300720000 198709202252000
198709210526000 198709210538000
198709210612000 198709211816000
198709211854000 198709250800000
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Seismic Shots Data (f-3-87-aa.410_080)
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
198709010455400 198709012151220
198709012207220 198709012340220
198709012350520 198709022013500
198709022020050 198709022330340
198709022340540 198709032257360
198709032310210 198709040331500
198709040338350 198709050729540
198709050752040 198709051418440
198709051424340 198709051951180
198709052115450 198709071035160
198709071055540 198709072037520
198709072307290 198709090506250
198709090522100 198709090734390
198709090746540 198709100602510
198709100614510 198709100755210
198709100806060 198709110555470
198709110701320 198709110843180
198709110854030 198709120421450
198709120431300 198709120618300
198709120627450 198709130054570
198709130105420 198709130314410
198709130320260 198709131801570
198709131818120 198709132142110
198709132151410 198709132343540
198709140000390 198709141652060
198709141706060 198709150338320
198709150349120 198709150901210
198709150912010 198709150941320
198709150951320 198709151400210
198709151410310 198709151525520
198709151536120 198709160613220
198709160623520 198709160724010
198709160731110 198709161222430
198709161246230 198709171635480
198709171645180 198709180207210
198709190253560 198709200347250
198709230122530 198709232059500
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 F-3-87-AA data set <http://walrus.wr.usgs.gov/infobank/f/f387aa/html/f-3-87-aa.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 07:12:55 2013
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