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ID
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L-9-80-BS
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Abstract
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Chief Scientists: Gary Boucher, Mike Fisher. Geophysical
data (sonobuoy, 12khz, 3dot5khz, airgun, gravity, magnetics,
airgunmonitor, bathnav, bathgravnav, LoranC, dopplersonar,
integratednavigation, transitsatellite, uniboom, 24channel)
of field activity L-9-80-BS in Bering Sea, Alaska from
09/24/1980 to 10/06/1980
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Chief Scientist
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Gary Boucher
Mike Fisher
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Activity Type
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Geophysical
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Platform
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Samuel Phillips Lee
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Area of Operation
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Bering Sea, Alaska, Bering Sea
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Bounding Coordinates
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64.47030
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-169.58138 -163.07487 |
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61.83404 |
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Ports
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leave Nome, AK
arrive Nome, AK
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Dates
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09/24/1980 (JD 268) to 10/06/1980 (JD 280)
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Analog Materials
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list
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Crew
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Equipment Used
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sonobuoy
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12khz
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3dot5khz
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airgun
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gravity
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magnetics
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airgunmonitor
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bathnav
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bathgravnav
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LoranC
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dopplersonar
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integratednavigation
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transitsatellite
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uniboom
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24channel
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NGDC Overview
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! Converted to time format with year at start.
!
DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)
MCG Data Collection ID --- L980BS
Institution Data Collection ID --- L980BS
NGDC ID --- 06050039
Funding --- (unspecified)
Project, Cruise & Leg --- (unspecified)
Study region --- +65.00000,+61.00000,-170.00000,-163.00000
Chief Scientist(s) --- MIKE FISHER, GARY BOUCHER
Name of vessel --- Lee (surface ship)
Date field data collection started --- 09/24/80 NOME ALASKA (DEPART)
Date field data collection ended --- 10/06/80 NOME ALASKA (ARRIVE)
Parameters surveyed ---
Bathymetry: surveyed, contained in data file
Magnetics: surveyed, contained in data file
Gravity: surveyed, contained in data file
High-resolution seismics: (unspecified)
Deep penetration seismics: (unspecified)
Format ---
(I1,A8,F5.2,4I2,F5.3,F8.5,F9.5,I1,F6.4,F6.1,I2,i1,3F6.1,I1,F5.1,F6.0,F7.1,F6.1,F5.1,A8,4I1)
Date of data input to NGDC --- 06/12/87
Contributing institution --- USGS Branch of Pacific Marine Geology
Country --- United States
Navigation instrumentation --- SATNAV,LORAN-C,DOPPLAR SONAR
Position determination method --- PRIM-SATNAV, SEC-INTEGRATED NAV
Bathymetry instrumentation --- 12KHZ NARROW 1 SEC, 3.5KHZ WIDE 1 SEC
Additional forms of bathymetric data --- RECORDER ROLLS
General rate of bathymetry in file --- 3.2 minutes
General collection rate of bathymetry --- 20/SECONDS
Assumed sound velocity --- 1463.0 m/sec
Bathymetric datum code --- No correction applied (sea level)
Bathmetry interpolation scheme --- (unspecified)
Magnetics instrumentation --- PROTON PRECESSION MAG-GEOMETRICS G-801
Additional forms of magnetics data --- ANALOG RECORDS
General rate of magnetics in file --- 3.3 minutes
General collection rate of magnetics --- 4 seconds
Magnetic sensor tow distance --- 213 meters
Magnetic sensor depth --- (unspecified)
Two sensor horizontal separation --- (unspecified)
Residual magnetics reference field --- IGRF-75
Method of applying residual field --- LINEAR INTERP. BETWEEN NAV PTS.
Gravity instrumentation --- (unspecified)
Additional forms of gravity data --- (unspecified)
General rate of gravity in file --- 3.0 minutes
General collection rate of gravity --- 15 seconds
Theoretical gravity formula --- International 1930
Reference system --- System IGSN 71
Corrections applied --- DRIFT CORRECTIONS
Starting land tie --- 968898.6 NOME, ALASKA
Ending land tie --- 968898.3 NOME, ALASKA
Seismic instrumentation --- UNIBOOM, 24 CHANNEL
Formats of seismic data --- (unspecified)
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Publications
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Mann, Dennis M., and Fisher, Michael A., 1991, Multichannel seismic-reflection
data collected in 1980 in Norton Sound, Alaska: U.S. Geological Survey Open-File
Report 91-0254, 4 p., 1 sheet.
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Got Help?
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For L-9-80-BS, we would appreciate any information on -- contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, notes, organization, owner, project, project number, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info.
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