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ID
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L-4-79-SC
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Abstract
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Chief Scientist: Jim Crouch. Geophysical data
(transitsatellite, dopplersonar, 3dot5khz, 12khz, airgun,
24channel, gravity, sonobuoy, integratednavigation, RhoRho)
of field activity L-4-79-SC in San Diego, Southern California
from 11/15/1979 to 11/21/1979
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Chief Scientist
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Jim Crouch
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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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San Diego, Southern California, Southern California
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Bounding Coordinates
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33.61280
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-120.07240 -117.21020 |
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31.21130 |
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Ports
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leave San Diego, CA, Broadway Pier
arrive La Jolla, CA, SCRIPPS Pier
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Dates
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11/15/1979 (JD 319) to 11/21/1979 (JD 325)
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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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transitsatellite
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dopplersonar
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3dot5khz
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12khz
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airgun
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24channel
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gravity
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sonobuoy
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integratednavigation
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RhoRho
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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 --- L479SC
Institution Data Collection ID --- L479SC
NGDC ID --- 06050048
Funding --- (unspecified)
Project, Cruise & Leg --- (unspecified)
Study region --- +34.00000,+31.00000,-121.00000,-117.00000
Chief Scientist(s) --- Jim Crouch
Name of vessel --- Lee (surface ship)
Date field data collection started --- 11/15/79 LEAVE REDWOOD CITY
Date field data collection ended --- 11/21/79 AR SAN DIEGO
Parameters surveyed ---
Bathymetry: (unspecified)
Magnetics: (unspecified)
Gravity: (unspecified)
High-resolution seismics: (unspecified)
Deep penetration seismics: surveyed, contained in data file
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 --- 06/09/87
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 --- (unspecified)
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 --- (unspecified)
Additional forms of magnetics data --- (unspecified)
General rate of magnetics in file --- (unspecified)
General collection rate of magnetics --- (unspecified)
Magnetic sensor tow distance --- (unspecified)
Magnetic sensor depth --- (unspecified)
Two sensor horizontal separation --- (unspecified)
Residual magnetics reference field --- (unspecified)
Method of applying residual field --- (unspecified)
Gravity instrumentation --- L&R S-53
Additional forms of gravity data --- ANALOG RECORDS
General rate of gravity in file --- (unspecified)
General collection rate of gravity --- 15 seconds
Theoretical gravity formula --- International 1930
Reference system --- System IGSN 71
Corrections applied --- DRIFT CORRECTIONS
Starting land tie --- (unspecified)
Ending land tie --- 968845.6 SAN DIEGO, C
Seismic instrumentation --- SINGLE CHANNEL, 24 CHANNEL
Formats of seismic data --- (unspecified)
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Publications
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Mann, D.M., and Crouch, J.K., 1983, Multichannel seismic-reflection profiles
collected
in 1979 in the eastern Pacific Ocean of the California coast, south of Pt. Conception:
U.S. Geological Survey Open-File Report 83-0593, 4 p.
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Got Help?
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For L-4-79-SC, 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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