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USGS Coastal and Marine Geology Program

Field Activity Details for field activity G6679MX

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AKA: DSDP66GC, G-66-79-MX

Other ID: none

Status: Completed

Organization(s): USGS, Pacific Coastal and Marine Science Center

Funding Program(s):

Principal Investigator(s): Christopher Moore

Affiliate Investigator(s): Joel Watkins

Information Specialist(s):

Data Type(s): Electro-Magnetic: Magnetics, Location-Elevation: Navigation, Sampling: Geology, Seismics: Air Gun / Water Gun, Sonar: Single Beam

Scientific Purpose/Goals:

Vehicle(s):

Start Port/Location: Mazatlan, Mexico

End Port/Location: Manzanillo, Mexico

Start Date: 1979-03-18

End Date: 1979-05-03

Equipment Used: magnetometer, transitsatellite, core, airgun, airgunmonitor, 12khz, bathymetry

Information to be Derived:

Summary of Activity and Data Gathered: data holdings Core Data from the Deep Sea Drilling Project, Leg 66: http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/66/leg66.htm

Staff:

Affiliate Staff:

Notes: FAN created from InfoBank on 11/15/2018 by CR.
DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)

MCG Data Collection ID --- G6679MX
Institution Data Collection ID --- DSDP66GC
NGDC ID --- 15050065
Funding --- (unspecified)
Project, Cruise & Leg --- DEEPSEA DRILL.LG 66
Study region --- +23.00000,+15.00000,-107.00000, -98.00000
Chief Scientist(s) --- MOORE C.,WATKINS J.S.
Name of vessel --- D/V GLOMAR CHALLENGER (surface ship)
Date field data collection started --- 03/18/79 MAZATLAN,MEXICO
Date field data collection ended --- 05/02/79 MANZANILLO,MEXICO
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 --- 07/03/80
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

Location:

Central Mexico

Boundaries
North: 22.67484735 South: 14.77488251 West: -107.57860888 East: -100.10648435

Platform(s):

photo of Glomar Challenger
Glomar Challenger

Publications

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
magnetometer --- Magnetics
transitsatellite --- Navigation
core --- Biology
Geology
airgun --- Air Gun / Water Gun
airgunmonitor --- Air Gun / Water Gun
12khz --- Single Beam
bathymetry --- Single Beam

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