U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>
20130519
Geophysical data of field activity L-7-81-WG in Western Gulf
of Alaska from 06/11/1981 to 06/30/1981
Menlo Park, CA
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
http://walrus.wr.usgs.gov/infobank/gos/l-7-81-wg.fmeta.xml
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.meta.html
Chief Scientists: Mike Fisher, Roland Von Huene.
Geophysical data (uniboom, airgun, gravity, sonobuoy,
airgunmonitor, 12khz, 3dot5khz, magnetics, 24channel) of
field activity L-7-81-WG in Western Gulf of Alaska from
06/11/1981 to 06/30/1981,
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.meta.html.
These data and information are intended for science
researchers, students from elementary through
college, policy makers, and general public.
Equipment Used -
uniboom
airgun single-channel airgun
gravity
sonobuoy
airgunmonitor single-channel airgun monitor
12khz 12 khz bathymetry
3dot5khz 3.5 khz bathymetry
magnetics magnetometer
24channel 24-channel seismic
Publications -
Fisher, M. A., von Huene, R. E., and Hampton, M. A., 1984,
Summary geologic report for petroleum lease sale 100, Kodiak Shelf, Alaska:
U.S. Geological Survey Open-File Report 84-24, 49 p., URL:
<A HREF ="http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424" target ="SW">http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424</A>.
Fisher, Michael A., von Huene, Roland, and Steele, William Clinton, 1983,
Marine free-air gravity map of the western Gulf of Alaska, lower Cook Inlet, and Shelikof Strait, Alaska:
U.S. Geological Survey Open-File Report 83-52, 2 maps, URL:
<A HREF ="http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352" target ="SW">http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352</A>.
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.).
19810611
19810630
ground condition
As needed
-155.55890
-146.07220
59.95458
55.79541
ISO 19115 Topic Category
geoscientificinformation
oceans
Global Change Master Directory (GCMD)
EARTH SCIENCE > OCEANS
USGS CMG InfoBank
Marine Geology
Marine Geophysics
Marine Gravity Field
Marine Magnetic Field
Magnetic Anomalies
Bathymetry
Water Depth
Seafloor Topography
Marine Seismic
USGS CMG InfoBank
AK
USA
Western Gulf of Alaska
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
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.
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Aaron Dunwald (Chief Engineer);
Barb Blubaugh (Navigator);
Bob Mallonee (Navigator);
Bob Purvis (Watchstander);
Bob Rothman (Chief Mate);
Darrell Klingman (Watchstander);
Donna Blackman (Watchstander);
Frank Johnson (Ship Captain);
Greg Smith (Watchstander);
Guy Cochrane (Dafe Curator);
Hal Williams (Mechanical Technician);
Kevin O'Toole (Mechanical Technician);
Mike Fisher (Chief Scientist);
Peter Schurch (Watchstander);
Rich Garlow (Navigator);
Rick Viall (Electronics Technician);
Roland Von Huene (Chief Scientist);
Roy Fields (Electronics Technician)
Digital, ASCII
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/>
Menlo Park, CA
U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Fisher, M. A., von Huene, R. E., and Hampton, M. A., 1984,
Summary geologic report for petroleum lease sale 100, Kodiak Shelf, Alaska:
U.S. Geological Survey Open-File Report 84-24, 49 p., URL:
<A HREF ="http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424" target ="SW">http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424</A>.
Fisher, Michael A., von Huene, Roland, and Steele, William Clinton, 1983,
Marine free-air gravity map of the western Gulf of Alaska, lower Cook Inlet, and Shelikof Strait, Alaska:
U.S. Geological Survey Open-File Report 83-52, 2 maps, URL:
<A HREF ="http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352" target ="SW">http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352</A>.
http://walrus.wr.usgs.gov/infobank/
Identified as best available version.
Unspecified
Start and end date/times of data
>Navigation Data (l-7-81-wg.053 [SINS])
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>198106111308570 198106291228340
>198106291251500 198106301844000
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Gravity Data (l-7-81-wg.162_053)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>198106111311000 198106122017400
>198106122037200 198106130309400
>198106130315200 198106131402000
>198106131421400 198106141229300
>198106141245060 198106152314360
>198106152320280 198106170053240
>198106170102440 198106171251200
>198106171257520 198106172123320
>198106172132040 198106181429000
>198106181658080 198106190953360
>198106191002080 198106201139320
>198106201145320 198106210430360
>198106210437560 198106211305120
>198106211311040 198106212136200
>198106212143240 198106221526480
>198106221537330 198106241218520
>198106241905520 198106250331560
>198106250338560 198106261547040
>198106261552560 198106270020560
>198106270027120 198106280404360
>198106280410000 198106282058400
>198106282103480 198106291554280
>198106291601000 198106300049400
>198106300057360 198106301844000
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Magnetics Data (l-7-81-wg.220_053)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>198106111617200 198106112250430
>198106121001200 198106121356280
>198106121606000 198106121808120
>198106131911000 198106141232300
>198106141248060 198106152317520
>198106152323280 198106170056360
>198106170105440 198106171254280
>198106171300520 198106172126440
>198106172135040 198106181432000
>198106181701080 198106190956520
>198106191005080 198106201143240
>198106201148320 198106210434280
>198106210440560 198106211308280
>198106211314040 198106212139400
>198106212146240 198106221530400
>198106221540330 198106241222080
>198106241908520 198106250335160
>198106250341560 198106260402080
>198106260607400 198106261550400
>198106261555560 198106270024080
>198106270030120 198106270227160
>198106270636000 198106280407560
>198106280413000 198106290320520
>198106290507400 198106291558240
>198106291604000 198106300053240
>198106300100360 198106301103100
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Bathymetry Data (l-7-81-wg.336_053)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>198106111455000 198106112003360
>198106112015540 198106122358120
>198106130130000 198106132313120
>198106132324120 198106150618000
>198106150730000 198106151247360
>198106151300000 198106160049300
>198106160100000 198106200349540
>198106200402180 198106200430000
>198106200448120 198106201218480
>198106201237420 198106201332240
>198106201351120 198106210430480
>198106210445180 198106210719180
>198106210731120 198106210731120
>198106210742480 198106210746480
>198106210803540 198106210818000
>198106210832360 198106211630000
>198106211643480 198106221457540
>198106221508360 198106221702060
>198106221714360 198106221744000
>198106221758120 198106230205540
>198106230216480 198106230233180
>198106230245360 198106230351120
>198106230411540 198106230641360
>198106230710060 198106232306480
>198106232326180 198106240518360
>198106240530060 198106240705480
>198106240716360 198106241444480
>198106241520000 198106241700000
>198106241715000 198106241829120
>198106241901000 198106242033240
>198106242057180 198106242059180
>198106242120240 198106250440120
>198106250452060 198106252152360
>198106252222420 198106252315360
>198106260002540 198106260002540
>198106260053540 198106260147180
>198106260200000 198106261726000
>198106261736540 198106262147240
>198106262202360 198106270241300
>198106270301060 198106270412360
>198106270429540 198106271433000
>198106271447300 198106272139300
>198106272153060 198106272209240
>198106272224120 198106280018420
>198106280029120 198106280300000
>198106280310240 198106280625540
>198106280637360 198106280958120
>198106281014480 198106281226120
>198106281238000 198106281609480
>198106281637060 198106281909000
>198106281935480 198106282301240
>198106282315240 198106290133420
>198106290205240 198106290751480
>198106290821120 198106290900000
>198106290912120 198106292313360
>198106292323420 198106301241540
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Seismic Shots Data (l-7-81-wg.421_053)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>198106132000200 198106140244480
>198106141057160 198106141442560
>198106141950350 198106142333010
>198106150044280 198106150211340
>198106150311160 198106150748290
>198106151003220 198106151611160
>198106151616380 198106151616380
>198106151621420 198106151851070
>198106151933280 198106152037230
>198106152042300 198106162132160
>198106162359530 198106170608090
>198106170818100 198106171100160
>198106171141350 198106180714110
>198106180824270 198106181404200
>198106190321160 198106191645000
>198106191752560 198106191902560
>198106192045550 198106201824330
>198106202113580 198106211912270
>198106212012450 198106212233540
>198106212341320 198106222015130
>198106222117480 198106222340390
>198106230046460 198106231309000
>198106231326270 198106231915080
>198106232017040 198106240945060
>198106241223430 198106251048550
>198106251218200 198106260352510
>198106270920400 198106272057120
>198106272154210 198106272239430
>198106272323430 198106280432080
>198106280518560 198106280724460
>198106280858320 198106281600080
>198106281642010 198106281902360
>198106281937300 198106282205330
>198106282211250 198106282211250
>198106282216590 198106290320370
>198106290621540 198106291402500
>198106291505100 198106291706510
>198106291739090 198106292117270
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Unspecified
Unspecified
Navigation Data
>Converted to time format with year at start.
>
>07/23/85 KAYE DRS$DATA:[L781WG.N]L781WG.053;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>Original file name is l781wg.sinsd1._.
>
19960119
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Gravity Data
>10/31/1998 /tiger/l/l781wg/grav/l-7-81-wg.162_053
>/bear/programs/edit/automerge/automerge
>
>Input was...
>Converted to time format with year at start.
>
>04/25/88 BECKIE DUA0:[DATA.L476WG]L781WG.162;
>DUA0:[DRS.GRV]GRAVRED.EXE;4
>Free Air Anomaly data
>
>*10/15/85 BARB USR$DISK:[DRS.DATA.L781WG.G]L781WG.140;
>USR$DISK:[DRS.REFMT}REFORMAT.EXE;
>
>*10/11/85 BARB DRS$DATA:[L781WG.G]L781WG.111;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>
>*04/18/88 BECKIE DUA0:[DATA.L476WG]L781WG.070;
>DUA0:[DRS.NAV]EOTCSSP.EXE;1
>Eotvos/course/speed/distance data
>
>07/23/85 KAYE DRS$DATA:[L781WG.N]L781WG.053;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>Original file name is l781wg.sinsd1._.
>
>Input was...
>Converted to time format with year at start.
>
>07/23/85 KAYE DRS$DATA:[L781WG.N]L781WG.053;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>Original file name is l781wg.sinsd1._.
>
>time, lat, long, time(sec) to nearest nav fix, data values
19981031
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Magnetics Data
>06/20/2012 carolyn l-7-81-wg.220_053
>
>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/l/l781wg/mag/l-7-81-wg.200_053
>/bear/programs/edit/automerge/automerge
>
>01/21/97 clint l-7-81-wg.200
>/bear/programs/refmt/vms2unix/vms2unix
>Raw magnetics data
>
>11/19/85 CAROLYN DRS$DATA:[L781WG.M]L781WG.200;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>was L781WG._.MAGSB1 on TAM287
>was L781WG221.DAT on VAM287
>
>Converted to time format with year at start.
>
>07/23/85 KAYE DRS$DATA:[L781WG.N]L781WG.053;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>Original file name is l781wg.sinsd1._.
>
>time, lat, long, time(sec) to nearest nav fix, data values
20120620
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Bathymetry Data
>10/31/1998 /tiger/l/l781wg/bath/l-7-81-wg.336_053
>/bear/programs/edit/automerge/automerge
>
>Input was...
>Converted to time format with year at start.
>
>01/13/86 BECKIE DISK$USERDISK:[BECKIE.BAT360]L781WG.335;
>DRB0:[DRS.BAT]BATRED.EXE;1
>This file was hadn-digetized in 2-way traveltime(secs).
>It was reduced using no Matthews correction and vel-
>ocity of sound assumed was 1500m/sec.
>
>Input was...
>Converted to time format with year at start.
>
>07/23/85 KAYE DRS$DATA:[L781WG.N]L781WG.053;
>DRB0:[DRS.REFMT]REFORMAT.EXE;4
>Original file name is l781wg.sinsd1._.
>
>time, lat, long, time(sec) to nearest nav fix, data values
19981031
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Western Gulf of Alaska
Point
Point
0.00001
0.00001
Decimal degrees
North American Datum of 1927
Clarke 1866
6378206.4
294.98
Local surface
0.1
meters
Attribute values
Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>
Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.html>
Magnetics with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.html>
Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
Seismic Shots with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html>
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Downloadable Data L-7-81-WG data set <http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.meta.html>
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.
ASCII
No compression applied
0.5
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.nav.html
ASCII
No compression applied
4.3
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.grav.html
ASCII
No compression applied
2.1
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.mag.html
ASCII
No compression applied
0.6
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.bath.html
ASCII
No compression applied
0.3
http://walrus.wr.usgs.gov/infobank/l/l781wg/html/l-7-81-wg.seis.html
None
20130519
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/>
FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>
universal time
none
none