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USGS CMG M-1-74-NP Metadata

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ID M-1-74-NP
Also Known As CCTWO1MV
COCOTOW_1A
Abstract Chief Scientists: J. Mudie, Bill Normark. Geophysical data (transitsatellite, gyro, 3dot5khz, 12khz, magnetics, sidescansonar, 4khz, 20khz) of field activity M-1-74-NP in East Pacific Rise, Northern Pacific from 08/26/1974 to 09/20/1974
Project/Theme Hydrothermal System of the East Pacific Rise
Chief Scientist J. Mudie
Bill Normark
Activity Type Geophysical
Platform Melville
Area of Operation East Pacific Rise, Northern Pacific, North Pacific Ocean
Bounding Coordinates
32.67890
-117.49830    -100.03490
8.04520
Dates 08/26/1974 (JD 238) to 09/20/1974 (JD 263)
Analog Materials list
Crew
J. Mudie Chief Scientist
Bill Normark Chief Scientist, USGS Western Region
Equipment Used
transitsatellite
gyro
3dot5khz
12khz
magnetics
sidescansonar
4khz
20khz
NGDC Overview
! Converted to time format with year at start.
!
DATA COLLECTION OVERVIEW  (use NGDC GEODAS CD to retrieve data)

MCG Data Collection ID ---         M174NP
Institution Data Collection ID --- CCTW01MV
NGDC ID ---                        15020025
Funding ---                        (unspecified)
Project, Cruise & Leg ---          COCOTOW LEG 1
Study region ---                   +33.00000, +8.00000,-118.00000,-100.00000
Chief Scientist(s) ---             MUDIE J., NORMARK W.
Name of vessel ---                 R/V MELVILLE (surface ship)
Date field data collection started --- 08/26/74     SAN DIEGO
Date field data collection ended ---   09/20/74     ACAPULCO
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:      not surveyed
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 ---     10/29/79
Contributing institution ---       SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country ---                        USA

Navigation instrumentation ---     SATNAV,AUTOLOG GYRO + EMLOG
Position determination method ---  LINEAR INTERP.BETWEEN ADJACENT FIXES

Bathymetry instrumentation ---            3.5-12KHZ/GIFFT RECORDERS/WIDE BEAM
Additional forms of bathymetric data ---  ANAL.RECORDS,CARDS,35MMFILM(3.5KHZ)
General rate of bathymetry in file ---    5.0 minutes
General collection rate of bathymetry --- 1SECONDSWEEP
Assumed sound velocity ---                1463.0 m/sec
Bathymetric datum code ---                No correction applied (sea level)
Bathmetry interpolation scheme ---        5 MINUTE INTERVAL

Magnetics instrumentation ---            VARIAN MFD PROTON PRECESSION MOD 4970
Additional forms of magnetics data ---   ANAL.RECORDS,CARDS
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-65
Method of applying residual field ---    LIN. INTERP.POINTS WITHIN ONE DEGREE 
SQUARE

Seismic instrumentation --- (unspecified)
Formats of seismic data --- (unspecified)
Publications
Normark, W.R., 1976, Delineation of the main extrusion zone of the East Pacific 
Rise at
lat 21 degrees N: Boulder, CO, Geology, v. 4, no. 11, p. 681-685.

Crane, K., and Normark, W.R., 1975, Ridge crest structure vs. hydrothermal activity (East Pacific Rise 21 degrees N): Eos, Transactions, American Geophysical Union, v. 56, no. 12, Fall annual meeting, p. 1064-1065.

Normark, W.R., 1975, Photographic study of the zone of crustal accretion of the East Pacific Rise crest at the mouth of the Gulf of California: Geological Society of America Abstracts with Programs, v. 7, no. 3, p. 358.

Crane, K., and Normark, W.R., 1977, Hydrothermal activity and crestal structure of the East Pacific Rise at 21 degrees N: Journal of Geophysical Research, v. 82, no. 33, p. 5336-5348.

Normark, W.R., Alpha, T.R., Hess, G.R., Lichtman, G.S., and Gutmacher, C.E., 1978, Map showing the crest of the East Pacific Rise near the mouth of the Gulf of California: U.S. Geological Survey Open-File Report 78-350, 1 sheet.

Normark, W.R., and Hess, G.R., 1978, Deep-tow studies of the East Pacific Rise, Pacific Ocean basin: U.S. Geological Survey Professional Paper 1100, p. 158.

Normark, W.R., and Hess, G.R., 1979, Deep-tow studies of the East Pacific Rise off Mexico: U.S. Geological Survey Professional Paper 1150, p. 157.

Lichtman, G.S., Normark, W.R., Spiess, F.N., and Hess, G.R., 1979, Detailed morphology and photogeology of the East Pacific Rise near lat. 21 degrees N: Geological Society of America Abstracts with Programs, v. 11, no. 7, p. 466.

Hess, G.R., Lawhead, B., Lichtman, G.S., MacDonald, K.C., Miller, S.M., Normark, W.R., and Spiess, F.N., 1980, Fine-scale bathymetry used for submersible studies of the East Pacific Rise: U.S. Geological Survey Open-File Report 80-542, 2 sheets.

Normark, William R., 1980, Definition of the plate boundary along the East Pacific Rise off Mexico: Marine Geodesy, v. 4, no. 1, p. 29-41.

Normark, W.R., and Bischoff, J.L., 1980, Hydrothermal activity and massive sulfides on the East Pacific Rise: U.S. Geological Survey Professional Paper 1175, p. 163.

Ballard, Robert D., Francheteau, Jean, Juteau, Tierre, Rangan, Claude, and Normark, W.R., 1981, East Pacific Rise at 21 degrees N; the volcanic, tectonic, and hydrothermal processes of the central axis: Earth and Planetary Science Letters, v. 55, no. 1, p. 1-10.

Wilde, P., Chase, T.E., Holmes, M.L., Normark, W.R., and Thomas, J.A., 1977, Oceanographic data off Washington, 46 degrees to 49 degrees north including the Nitinat deep sea fan: Lawrence Berkeley Laboratory, Energy and Environment Division, no. 223, 1 sheet.

Normark, William R., 1990, Return to Ranger submarine slide, Baja California, Mexico: Geo-Marine Letters, v. 10, no. 2, p. 81-91.
Got Help? For M-1-74-NP, 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, ports, project number, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info.
Type Webpage KMZ Arc         Metadata        
Bathymetry data bath    
Imagery data      
Magnetics data mag    
Metadata data     txt  data  FAQ  xml
Navigation data nav    
Times   050.times    

M-1-74-NP location map of where navigation 

equipment operated
M-1-74-NP location map of where navigation 

equipment operated

 
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