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ID
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G-68-79-CP
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Also Known As
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DSDP68GC
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Abstract
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Chief Scientists: J.R. Cann, S.M. White. Geophysical data
(transitsatellite, 3dot5khz, 12khz, magnetics, airgun,
bathymetry) of field activity G-68-79-CP in Central Pacific
from 07/05/1979 to 09/18/1979
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Project/Theme
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Deep Sea Drilling Project
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Chief Scientist
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J.R. Cann
S.M. White
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Activity Type
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Geophysical
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Platform
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Glomar Challenger
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Area of Operation
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Central Pacific, Central Pacific Ocean
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Bounding Coordinates
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10.00000
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-96.00000 -79.00000 |
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-1.00000 |
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Ports
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leave Willemstad, Curacao
arrive Guayaquil, Ecuador
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Dates
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07/05/1979 (JD 186) to 09/18/1979 (JD 261)
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Analog Materials
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list
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Crew
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J.R. Cann
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Chief Scientist
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S.M. White
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Chief Scientist
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Equipment Used
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transitsatellite
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3dot5khz
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12khz
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magnetics
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airgun
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bathymetry
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Notes
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Scripps Institution of Oceanography
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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 --- G6879CP
Institution Data Collection ID --- DSDP68GC
NGDC ID --- 15050067
Funding --- (unspecified)
Project, Cruise & Leg --- DEEPSEA DRILL.LG 68
Study region --- +13.00000, -3.00000, -96.00000, -71.00000
Chief Scientist(s) --- CANN J.R.,WHITE S.M.
Name of vessel --- D/V GLOMAR CHALLENGER (surface ship)
Date field data collection started --- 07/05/79 PUNTARENAS,COSTA RICA
Date field data collection ended --- 09/18/79 LA LIBERTAD,EQUADOR
Parameters surveyed ---
Bathymetry: surveyed, contained in data file
Magnetics: surveyed, contained in data file
Gravity: not surveyed
High-resolution seismics: surveyed, but not contained in data file
Deep penetration seismics: surveyed, but not 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 --- 10/07/81
Contributing institution --- SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country --- USA
Navigation instrumentation --- SATNAV,MANUAL ENTRY GYRO AND SPD CHANGES
Position determination method --- LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry instrumentation --- 3.5-12KHZ/EDO 550A RECORDERS/WIDE BEAM
Additional forms of bathymetric data --- ANAL.RECORDS,CARDS,35MMFILM
General rate of bathymetry in file --- 5.0 minutes
General collection rate of bathymetry --- 1SECONDSWEEP
Assumed sound velocity --- 1500.0 m/sec
Bathymetric datum code --- No correction applied (sea level)
Bathmetry interpolation scheme --- 5 MINUTE INTERVAL
Magnetics instrumentation --- GEOMETRICS MAGNETOMETER MOD G-801/3
Additional forms of magnetics data --- ANAL.RECORDS,CARDS,35MMFILM
General rate of magnetics in file --- 5.0 minutes
General collection rate of magnetics --- 6 seconds
Magnetic sensor tow distance --- (unspecified)
Magnetic sensor depth --- (unspecified)
Two sensor horizontal separation --- (unspecified)
Residual magnetics reference field --- IGRF-75
Method of applying residual field --- LIN. INTERP.POINTS WITHIN ONE DEGREE
SQUARE
Seismic instrumentation --- 20TO300CU.IN.AIRGUN,10-300HZ,EDO 550 REC
Formats of seismic data --- ANAL.RECORDS,35MM MICROFILM
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Publications
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Kvenvolden, Keith A., and Blunt, David J., 1982, Amino acids in sediments from
Leg 68, Site 502,
in Initial reports of the Deep Sea Drilling Project; covering Leg 68 of the
cruises of the
drilling vessel Glomar Challenger; Willemstad, Curacao to Guayaquil, Ecuador:
Initial Reports
of the Deep Sea Drilling Project, v. 68, p. 475-480.
Core Data from the Deep Sea Drilling Project, Leg 68:
http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/68/leg68.htm
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Got Help?
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For G-68-79-CP, we would appreciate any information on -- contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, organization, owner, project number, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info.
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