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Geophysical data of field activity L-7-77-WG in Western Gulf of Alaska from 07/03/1977 to 07/22/1977

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Identification_Information:

Citation:
Citation_Information:
Originator:
U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>
Publication_Date: 20131029
Title:
Geophysical data of field activity L-7-77-WG in Western Gulf of Alaska from 07/03/1977 to 07/22/1977
Publication_Information:
Publisher:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Publication_Place: Menlo Park, CA
Online_Linkage: <http://walrus.wr.usgs.gov/infobank/gos/l-7-77-wg.fmeta.xml>
Online_Linkage:
<http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.meta.html>

Description:
Abstract:
Chief Scientist: Roland Von Huene. Geophysical data (3dot5khz, 12khz, gravity, uniboom, sparker, Burgairgun, airgun, Digitrack, integratednavigation, LoranC, bathgravnav, sonobuoy, bottomseismometer, gradiometer, minisparker, 24channel, airgunmonitor) of field activity L-7-77-WG in Western Gulf of Alaska from 07/03/1977 to 07/22/1977, <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.meta.html>.
Purpose:
These data and information are intended for science researchers, students from elementary through college, policy makers, and general public.
Supplemental_Information:

Equipment Used -
3dot5khz 3.5 khz bathymetry
12khz 12 khz bathymetry
gravity
uniboom
sparker
Burgairgun
airgun single-channel airgun
Digitrack
integratednavigation
LoranC
bathgravnav gravity/bathymetry navigation
sonobuoy
bottomseismometer
gradiometer
minisparker
24channel
airgunmonitor
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>.
&nbsp;&nbsp;
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>.
&nbsp;&nbsp;
Mann, Dennis M. and von Huene, Roland, 1984,
Multichannel seismic-reflection profiles collected in 1977 in the western Gulf of Alaska:
U.S. Geological Survey Open-File Report 84-7, 3 p., URL:
<A HREF ="
<http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>.



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.).
Time_Period_of_Content:
Time_Period_Information:
Range_of_Dates/Times:
Beginning_Date: 19770703
Ending_Date: 19770722

Currentness_Reference: ground condition

Status:
Progress: Complete
Maintenance_and_Update_Frequency: As needed

Spatial_Domain:
Bounding_Coordinates:
West_Bounding_Coordinate: -156.74424
East_Bounding_Coordinate: -147.44074
North_Bounding_Coordinate: 58.14343
South_Bounding_Coordinate: 54.97198

Keywords:
Theme:
Theme_Keyword_Thesaurus: ISO 19115 Topic Category
Theme_Keyword: geoscientificinformation
Theme_Keyword: oceans
Theme:
Theme_Keyword_Thesaurus: Global Change Master Directory (GCMD)
Theme_Keyword: EARTH SCIENCE > OCEANS
Theme:
Theme_Keyword_Thesaurus: USGS CMG InfoBank
Theme_Keyword: Marine Geology
Theme_Keyword: Marine Geophysics
Theme_Keyword: Marine Gravity Field
Theme_Keyword: Marine Magnetic Field
Theme_Keyword: Magnetic Anomalies
Theme_Keyword: Bathymetry
Theme_Keyword: Water Depth
Theme_Keyword: Seafloor Topography
Theme_Keyword: Marine Seismic

Place:
Place_Keyword_Thesaurus: USGS CMG InfoBank
Place_Keyword: AK
Place_Keyword: Alaska
Place_Keyword: USA
Place_Keyword: Western Gulf of Alaska


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.
Point_of_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>


Data_Set_Credit:
Curtis Thompson (Chief Mate); Dave Aldridge (Watchstander); Dave Hogg (Electronics Technician); Dick Sylvester (Geophysicist); Doug Varchol (Watchstander); George Gunther (Watchstander); Jack Lee (Electronics Technician); Joe Edwards (Mechanical Technician); John Dunlavey (Watchstander); Ken Parolski (Watchstander); Mark Holmes (Geophysicist); Mark Sanders (Watchstander); Mike Fisher (Geophysicist); Paul Ledman (Watchstander); Paul Twitchell (Mechanical Technician); Roland Von Huene (Chief Scientist); Steve Davenport (Watchstander); Steve Lankford (Dafe Curator); Terry Ruff (Ship Captain)
Native_Data_Set_Environment: Digital, ASCII
Cross_Reference:
Citation_Information:
Originator:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Publication_Date: Unknown
Title: USGS/CMG Information Bank <http://walrus.wr.usgs.gov/infobank/>
Publication_Information:
Publisher:
U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Publication_Place: Menlo Park, CA
Online_Linkage: <http://walrus.wr.usgs.gov/infobank/>
Other_Citation_Details:
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>. &nbsp;&nbsp; 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>. &nbsp;&nbsp; Mann, Dennis M. and von Huene, Roland, 1984, Multichannel seismic-reflection profiles collected in 1977 in the western Gulf of Alaska: U.S. Geological Survey Open-File Report 84-7, 3 p., URL: <A HREF ="<http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>.




Data_Quality_Information:

Attribute_Accuracy:
Attribute_Accuracy_Report: Identified as best available version.

Logical_Consistency_Report: Unspecified

Completeness_Report:
Start and end date/times of data
Navigation Data (l-7-77-wg.010 [DRS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197707031548000    197707042202100
197707042248100    197707051200500
197707051207000    197707051316000
197707051325400    197707052015400
197707052025100    197707060404100
197707060414100    197707061243200
197707061248400    197707062228400
197707062235200    197707070726200
197707070736200    197707091829500
197707091844300    197707091844300
197707091859300    197707091859300
197707091914300    197707091914300
197707091929300    197707091929300
197707091944300    197707091944300
197707091959300    197707091959300
197707092014300    197707092014300
197707092029300    197707092029300
197707092044300    197707092044300
197707092100100    197707092144300
197707092158100    197707100059300
197707100104500    197707100812500
197707100827300    197707100827300
197707100842300    197707100842300
197707100857300    197707100857300
197707100912300    197707100912300
197707100927300    197707100927300
197707100942300    197707100942300
197707100957300    197707100957300
197707101012300    197707101012300
197707101027300    197707101027300
197707101042300    197707101042300
197707101054200    197707101759400
197707101824500    197707132130100
197707132140400    197707151438300
197707151449300    197707151624500
197707151634300    197707170126100
197707170232100    197707170330100
197707170346100    197707170649300
197707170718100    197707170802100
197707170814100    197707171338100
197707171346100    197707171406100
197707171414100    197707171422100
197707171436100    197707171522100
197707171537000    197707171537000
197707171552000    197707171552000
197707171607000    197707171607000
197707171622000    197707171622000
197707171637000    197707171637000
197707171652000    197707171652000
197707171707000    197707171707000
197707171722000    197707171722000
197707171737000    197707171737000
197707171752000    197707171752000
197707171807000    197707171807000
197707171822000    197707171822000
197707171837000    197707171837000
197707171854000    197707172208200
197707172214000    197707172217000
197707172228200    197707172331400
197707172354000    197707181451100
197707181527100    197707181933300
197707181950500    197707182020500
197707182029300    197707190540500
197707190550300    197707190637100
197707190643100    197707190659100
197707190750500    197707191600100
197707191615000    197707191615000
197707191630000    197707191630000
197707191645000    197707191645000
197707191700100    197707191747300
197707191811500    197707191928500
197707191936100    197707192024100
197707192030500    197707192042300
197707192050500    197707200009100
197707200015100    197707200134500
197707200144300    197707200314500
197707200324100    197707201239300
197707201316500    197707201335500
197707201355300    197707210117500
197707210128100    197707210218300
197707210227500    197707210304300
197707210310100    197707210445100
197707210454100    197707210546500
197707210554100    197707210627500
197707210646300    197707211252100
197707211326500    197707212304300
197707212310300    197707212358100
197707220010200    197707221023400
197707221031000    197707221736000
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Gravity Data (l-7-77-wg.162_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197707031548400    197707042156300
197707042216100    197707051151100
197707051157000    197707052005400
197707052015100    197707062219000
197707062225200    197707092134300
197707092148100    197707100802500
197707101034230    197707101750000
197707101814500    197707132120100
197707132130400    197707172207000
197707172218200    197707212348100
197707220000200    197707221736000
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Magnetics Data (l-7-77-wg.260_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197707061130210    197707070005030
197707070735000    197707080409160
197707081118250    197707081303500
197707081329370    197707081840220
197707081901290    197707090408300
197707090544060    197707092157060
197707092209180    197707100812300
197707101043000    197707101633000
197707110412540    197707110413540
197707110427300    197707111319180
197707111550300    197707130815360
197707130826240    197707131757300
197707131804420    197707140450000
197707141541420    197707150617480
197707171000120    197707171825360
197707221023000    197707221036180
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Bathymetry Data (l-7-77-wg.335_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197707031830000    197707032200000
197707032340000    197707040700000
197707040745000    197707050255000
197707050310000    197707050455000
197707050719000    197707050805000
197707050820000    197707060005000
197707060025000    197707060225000
197707061100000    197707061650000
197707061705000    197707061720000
197707061740000    197707061747000
197707061830000    197707070330000
197707070600000    197707071345000
197707071410000    197707071720000
197707071736000    197707072030000
197707072055000    197707081010000
197707081030000    197707090320000
197707090345000    197707090400000
197707090415000    197707090645000
197707090710000    197707090820000
197707090855000    197707092300000
197707092320000    197707100715000
197707100730000    197707101630000
197707101910000    197707111215000
197707111230000    197707130150000
197707130210000    197707140710000
197707140730000    197707142140000
197707142155000    197707150041480
197707150054420    197707150108480
197707150120360    197707150153480
197707150213480    197707150213480
197707150225000    197707150243360
197707150256120    197707150309120
197707150320300    197707150329540
197707150340000    197707150340000
197707150353180    197707150939300
197707150950000    197707151050000
197707151110000    197707151110000
197707151217540    197707151217540
197707151230000    197707151236000
197707151257240    197707151257240
197707151322540    197707151329540
197707151341300    197707160456480
197707160507060    197707160507060
197707160520000    197707160745300
197707160801180    197707160801180
197707191000000    197707191445000
197707191500000    197707191920000
197707191940000    197707200100000
197707200115000    197707200210000
197707200230000    197707200235000
197707200250000    197707200327000
197707200340000    197707200410000
197707200427000    197707200427000
197707200440000    197707200447000
197707200500000    197707200505000
197707200516000    197707200523000
197707200535000    197707200540000
197707200555000    197707200615000
197707200630000    197707200705000
197707200720000    197707200900000
197707200930000    197707200930000
197707200945000    197707200945000
197707201000000    197707201000000
197707201012000    197707201017000
197707201030000    197707201100000
197707201115000    197707201115000
197707201130000    197707201335000
197707201350000    197707201405000
197707201420000    197707201640000
197707201653000    197707201850000
197707201903000    197707201903000
197707201920000    197707202046000
197707202100000    197707202317000
197707202330000    197707210000000
197707210012000    197707210215000
197707210230000    197707210339000
197707210350000    197707210356000
197707210410000    197707210410000
197707210433000    197707210544000
197707210555000    197707210630000
197707210644000    197707210836000
197707210850000    197707210935000
197707210950000    197707211000000
197707211012000    197707211020000
197707211040000    197707211047000
197707211100000    197707211110000
197707211130000    197707211335000
197707211350000    197707211630000
197707211710000    197707211724000
197707211740000    197707211835000
197707211850000    197707212340000
197707220520000    197707220540000
197707220553000    197707220830000
197707220845000    197707220845000
197707220900000    197707220900000
197707220915000    197707220915000
197707220930000    197707220930000
197707220945000    197707220945000
197707221000000    197707221000000
197707221015000    197707221015000
197707221030000    197707221030000
197707221045000    197707221045000
197707221100000    197707221100000
197707221115000    197707221115000
197707221130000    197707221130000
197707221145000    197707221145000
197707221200000    197707221200000
197707221215000    197707221215000
197707221230000    197707221230000
197707221245000    197707221245000
197707221300000    197707221300000
197707221315000    197707221315000
197707221330000    197707221330000
197707221345000    197707221345000
197707221400000    197707221400000
197707221415000    197707221415000
197707221430000    197707221430000
197707221445000    197707221445000
197707221500000    197707221500000
197707221515000    197707221515000
197707221530000    197707221530000
197707221545000    197707221545000
197707221600000    197707221600000
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Seismic Shots Data (l-7-77-wg.420_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197707061100210    197707070325080
197707070558150    197707070728140
197707070733370    197707071336440
197707071950570    197707080355470
197707080755150    197707081254550
197707081301140    197707081808290
197707081815120    197707082158570
197707090158110    197707090257230
197707090302290    197707090746210
197707090756520    197707091509230
197707091707160    197707100550520
197707100805290    197707101623560
197707101907040    197707102036320
197707102043160    197707102355130
197707110243110    197707111311540
197707111838540    197707112208070
197707112214490    197707121827510
197707122050130    197707122225290
197707122232530    197707130044240
197707130200140    197707130406360
197707130413320    197707130837310
197707130857080    197707131057360
197707131120150    197707131857490
197707131903050    197707140039400
197707140046040    197707140058080
197707140655040    197707140710360
197707140716580    197707140936270
197707141000240    197707141146030
197707141151080    197707141504370
197707141512110    197707141617210
197707141653470    197707150001390
197707150015300    197707150029360
197707150035400    197707150542570
197707150549000    197707150602150
197707150746130    197707150840030
197707150919540    197707150935580
197707150941190    197707151125240
197707151201390    197707151845210
197707151851240    197707151912500
197707152007500    197707152023410
197707152029550    197707152250210
197707160003450    197707160003450
197707160010160    197707160724560
197707180837030    197707181644030
197707181649280    197707181951060
197707182200200    197707190806230
197707190901100    197707191058320
197707191200170    197707191807130
197707191951210    197707200624040
197707200911230    197707201323270
197707201415000    197707210229170
197707210522200    197707210815360
197707211113310    197707211439190
197707211820470    197707211827080
197707211833190    197707212343230
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Positional_Accuracy:
Horizontal_Positional_Accuracy:
Horizontal_Positional_Accuracy_Report: Unspecified

Vertical_Positional_Accuracy:
Vertical_Positional_Accuracy_Report: Unspecified

Lineage:

Process_Step:
Process_Description:
Navigation Data
Converted to time format with year at start.

01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

Process_Date: 19960119

Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

Process_Step:
Process_Description:
Gravity Data
10/31/1998  /tiger/l/l777wg/grav/l-7-77-wg.162_010
/bear/programs/edit/automerge/automerge

Input was...
Converted to time format with year at start.

04/25/88 BECKIE DUA0:[DATA.L476WG]L777WG.162;
DUA0:[DRS.GRV]GRAVRED.EXE;4
Free Air Anomaly data

11/27/85 BARB DUA0:[DATA.L777WG.G]L777WG.140
DRB0:[DRS.REFMT]REFORMAT.EXE;5

0.9948 S53

12/23/85 BARB DUA0:[DATA.L777WG.G]L777WG.111;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

12/23/85 BARB DUA0:[DATA.L777WG.G]L777WG.111
DRB0:[DRS.REFMT]REFORMAT.EXE;5

04/18/88 BECKIE DUA0:[DATA.L476WG]L777WG.070;
DUA0:[DRS.NAV]EOTCSSP.EXE;1
Eotvos/course/speed/distance data

01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

Input was...
Converted to time format with year at start.

01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

time, lat, long, time(sec) to nearest nav fix, data values
Process_Date: 19981031

Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

Process_Step:
Process_Description:
Magnetics Data
06/21/2012 carolyn l-7-77-wg.260_010

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/l777wg/mag/l-7-77-wg.240_010
/bear/programs/edit/automerge/automerge

Converted to time format with year at start.

01/24/86 CAROLYN DRS$DATA:[L777WG.M]L777WG.240;
DRB0:[DRS.REFMT]REFORMAT.EXE;5
187/1130-189/1905 was F.1 from Clint
189/1905-203/1036 was L777WG.DRCPF1.MAGSC1 on TAM211
                  was L777WG240.DAT        on VAM211
the slave values look more like regional

Converted to time format with year at start.

01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

time, lat, long, time(sec) to nearest nav fix, data values
Process_Date: 20120621

Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

Process_Step:
Process_Description:
Bathymetry Data
10/31/1998  /tiger/l/l777wg/bath/l-7-77-wg.335_010
/bear/programs/edit/automerge/automerge

Input was...
Converted to time format with year at start.

02/06/86 BECKIE DISK$USERDISK:[BECKIE.TEMP]L777WG.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.

01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

time, lat, long, time(sec) to nearest nav fix, data values
Process_Date: 19981031

Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>



Spatial_Data_Organization_Information:

Indirect_Spatial_Reference: Western Gulf of Alaska
Direct_Spatial_Reference_Method: Point

Point_and_Vector_Object_Information:
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: Point



Spatial_Reference_Information:

Horizontal_Coordinate_System_Definition:
Geographic:
Latitude_Resolution: 0.00001
Longitude_Resolution: 0.00001
Geographic_Coordinate_Units: Decimal degrees

Geodetic_Model:
Horizontal_Datum_Name: North American Datum of 1927
Ellipsoid_Name: Clarke 1866
Semi-major_Axis: 6378206.4
Denominator_of_Flattening_Ratio: 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



Entity_and_Attribute_Information:

Overview_Description:
Entity_and_Attribute_Overview:
Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>

Overview_Description:
Entity_and_Attribute_Overview:
Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.html>

Overview_Description:
Entity_and_Attribute_Overview:
Magnetics with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.html>

Overview_Description:
Entity_and_Attribute_Overview:
Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>

Overview_Description:
Entity_and_Attribute_Overview:
Seismic Shots with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html>



Distribution_Information:

Distributor:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

Resource_Description:
Downloadable Data L-7-77-WG data set <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.meta.html>

Distribution_Liability:
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.
Standard_Order_Process:
Digital_Form:
Digital_Transfer_Information:
Format_Name: ASCII
File_Decompression_Technique: No compression applied
Transfer_Size: 2.7

Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name:
<http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.nav.html>

Digital_Form:
Digital_Transfer_Information:
Format_Name: ASCII
File_Decompression_Technique: No compression applied
Transfer_Size: 6.9

Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name:
<http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.grav.html>

Digital_Form:
Digital_Transfer_Information:
Format_Name: ASCII
File_Decompression_Technique: No compression applied
Transfer_Size: 5.6

Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name:
<http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.mag.html>

Digital_Form:
Digital_Transfer_Information:
Format_Name: ASCII
File_Decompression_Technique: No compression applied
Transfer_Size: 0.2

Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name:
<http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.bath.html>

Digital_Form:
Digital_Transfer_Information:
Format_Name: ASCII
File_Decompression_Technique: No compression applied
Transfer_Size: 0.3

Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name:
<http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.seis.html>

Fees: None



Metadata_Reference_Information:

Metadata_Date: 20131029

Metadata_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
Contact_Person: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Position:
InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>

Contact_Address:
Address_Type: mailing and physical address
Address: USGS, MailStop 999, 345 Middlefield Road
City: Menlo Park
State_or_Province: CA
Postal_Code: 94025-3561
Country: USA

Contact_Voice_Telephone: (650) 329-5055
Contact_Facsimile_Telephone: (650) 329-5190

Contact_Electronic_Mail_Address:
infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

Metadata_Standard_Name:
FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/>

Metadata_Standard_Version: FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>

Metadata_Time_Convention: universal time
Metadata_Access_Constraints: none
Metadata_Use_Constraints: none


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