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 L-8-76-NP in Northern
Pacific from 09/29/1976 to 10/21/1976
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-8-76-np.fmeta.xml
http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.meta.html
Chief Scientist: Brent Dalrymple. Geophysical data
(3dot5khz, 12khz, airgun, RhoRho, dopplersonar,
integratednavigation, transitsatellite, gravity, gradiometer,
uniboom, sonobuoy, chaindredge) of field activity L-8-76-NP
in Northern Pacific from 09/29/1976 to 10/21/1976,
http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.meta.html.
These data and information are intended for science
researchers, students from elementary through
college, policy makers, and general public.
Equipment Used -
3dot5khz 3.5 khz bathymetry
12khz 12 khz bathymetry
airgun 80 kj and 160 kj single-channel airgun
RhoRho Loran C Rho-Rho
dopplersonar
integratednavigation
transitsatellite satellite navigation
gravity shipboard gravity
gradiometer
uniboom
sonobuoy
chaindredge
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.).
19760929
19761021
ground condition
As needed
169.61868
-159.74690
52.06155
21.90246
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
North Pacific Ocean
Northern Pacific
Northern Pacific Ocean
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>
Bob Duncan (Watchstander);
Brent Dalrymple (Chief Scientist);
Byron Ruppel (Geophysicist);
Carrie Carpenter (Dafe Curator);
Cece Roots (Watchstander);
Curtis Thompson (Chief Mate);
Dave Clague (Geologist);
Dick Doell (Navigator);
Elliot Sims (Watchstander);
Gary Greene (Geologist);
Harry Hill (Electronics Technician);
Jim Magill (Watchstander, MDB);
Karen Bachmann (Navigator);
Keith Bargar (Geologist);
Mark Brandon (Watchstander);
Pat McCrory (Watchstander);
Ralph Curtiss (Chief Engineer);
Ron Kistler (Geologist);
Steve Bright (Watchstander, MDB);
Sven Keinanen (Ship Captain)
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>
http://walrus.wr.usgs.gov/infobank/
Identified as best available version.
Unspecified
Start and end date/times of data
>Navigation Data (l-8-76-np.011 [DRS])
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>197609290140000 197610070702000
>197610070804000 197610070804000
>197610070900000 197610072030000
>197610072316000 197610080056000
>197610080142000 197610080400000
>197610080446000 197610080630000
>197610080712000 197610090456000
>197610090642000 197610100922000
>197610101016000 197610111206000
>197610111254000 197610121942000
>197610160230000 197610160230000
>197610160356000 197610160502000
>197610160606000 197610170940000
>197610171022000 197610200114000
>197610200206000 197610200240000
>197610200322000 197610200448000
>197610200530000 197610201820000
>197610201904000 197610201944000
>197610202046000 197610210432000
>197610210526000 197610210526000
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Gravity Data (l-8-76-np.160_011)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>197610040543300 197610040928300
>197610041028300 197610052023300
>197610060928300 197610061138300
>197610061328300 197610061428300
>197610061503300 197610070133300
>197610070148300 197610070228300
>197610070238300 197610070953300
>197610071018300 197610071028300
>197610072058300 197610080103300
>197610080113300 197610081438300
>197610081448300 197610082238300
>197610090028300 197610090443300
>197610090458300 197610090653300
>197610090713300 197610120133300
>197610120903300 197610121433300
>197610121443300 197610121828300
>197610160258300 197610171713300
>197610172158300 197610200123300
>197610200143300 197610201938300
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Magnetics Data (l-8-76-np.260_011)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>197609290512100 197609290512300
>197609290548200 197609300959300
>197609301045100 197609301200500
>197610010041000 197610011435400
>197610011525300 197610011934000
>197610040500000 197610051725000
>197610082345000 197610121440000
>197610160255000 197610171430000
>197610172200000 197610181750000
>197610182115000 197610191810000
>197610191825000 197610191830000
>197610191845000 197610192300000
>197610200035000 197610201130000
>197610201140000 197610201530000
>197610201630000 197610210430000
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>Bathymetry Data (l-8-76-np.335_011)
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
>197609292205000 197609300045000
>197609300130000 197609300145000
>197609300151000 197609300550000
>197609300655000 197609300955000
>197610040535000 197610050904000
>197610050910000 197610051805000
>197610051815000 197610060135000
>197610060143000 197610060434000
>197610060440000 197610061144000
>197610061150000 197610061603000
>197610061610000 197610070950000
>197610071800000 197610072319000
>197610072325000 197610091425000
>197610091440000 197610110414000
>197610110420000 197610111125000
>197610111131000 197610120649000
>197610120655000 197610121428000
>197610121435000 197610121644000
>197610121650000 197610121720000
>197610121735000 197610121830000
>197610160630000 197610161435000
>197610161455000 197610161529010
>197610161535000 197610161620000
>197610161655000 197610162238000
>197610162255000 197610171708000
>197610171715000 197610171754000
>197610171800000 197610201640000
>197610201647000 197610210525000
>YYYYMMDDHHMMSST YYYYMMDDHHMMSST
Unspecified
Unspecified
Navigation Data
>Converted to time format with year at start.
>
>01/31/86 KAYE DUA0:[DATA.L876NP.N]L876NP.011;
>DRB0:[DRS.REFMT]REFORMAT.EXE;5
>
20001030
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/l876np/grav/l-8-76-np.160_011
>/bear/programs/edit/automerge/automerge
>
>Input was...
>Converted to time format with year at start.
>
>02/04/86 BARB DUA0:[DATA.L876NP.G]L876NP.160;
>DRB0:[DRS.REFMT]REFORMAT.EXE;5
>
>Input was...
>Converted to time format with year at start.
>
>01/31/86 KAYE DUA0:[DATA.L876NP.N]L876NP.011;
>DRB0:[DRS.REFMT]REFORMAT.EXE;5
>
>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
>06/21/2012 carolyn l-8-76-np.260_011
>
>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/l876np/mag/l-8-76-np.240_011
>/bear/programs/edit/automerge/automerge
>
>Converted to time format with year at start.
>
>01/03/86 CAROLYN DRS$DATA:[L876NP.M]L876NP.240;
>DRB0:[DRS.REFMT]REFORMAT.EXE;5
>272/0500 to 275/1900 (20 sec data) from
> L876NP.200 from Barb
>278/0500 to 295/0400 ( 5 min data) from
> L876NP._.MAGSX1 on TAM139
> L876NP200.DAT on VAM139
>
>Converted to time format with year at start.
>
>01/31/86 KAYE DUA0:[DATA.L876NP.N]L876NP.011;
>DRB0:[DRS.REFMT]REFORMAT.EXE;5
>
>time, lat, long, time(sec) to nearest nav fix, data values
20120621
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
mailing and physical address
USGS, MailStop 999, 345 Middlefield Road
Menlo Park
CA
94025-3561
USA
(650) 329-5055
(650) 329-5190
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>
Bathymetry Data
>10/31/1998 /tiger/l/l876np/bath/l-8-76-np.335_011
>/bear/programs/edit/automerge/automerge
>
>Input was...
>Converted to time format with year at start.
>
>05/20/86 BECKIE DUA0:[DATA.LEE76]TEST.335;
>DUA0:[DATA.LEE76]TEMP.EXE;
>
>02/11/86 BECKIE DISK$USERDISK:[BECKIE.TEMP]L876NP.335;
>DRB0:[DRS.BAT]BATRED.EXE;1
>This file was hand-digetized in 2-way traveltime(secs).
>It was reduced using no Matthews correction and velocity
>of sound assumed was 1500m/sec.
>
>Input was...
>Converted to time format with year at start.
>
>01/31/86 KAYE DUA0:[DATA.L876NP.N]L876NP.011;
>DRB0:[DRS.REFMT]REFORMAT.EXE;5
>
>time, lat, long, time(sec) to nearest nav fix, data values
20001120
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>
Northern Pacific
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>
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-8-76-NP data set <http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.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
0.2
http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.nav.html
ASCII
No compression applied
0.3
http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.grav.html
ASCII
No compression applied
1.0
http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.mag.html
ASCII
No compression applied
0.2
http://walrus.wr.usgs.gov/infobank/l/l876np/html/l-8-76-np.bath.html
None
20130331
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