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USGS CMG G-65-79-MX Metadata

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ID G-65-79-MX
Also Known As DSDP65GC
Abstract Chief Scientists: B.T.R. Lewis, P. Robinson. Geophysical data (transitsatellite, 3dot5khz, 12khz, magnetics, airgun, bathymetry) of field activity G-65-79-MX in Mexico from 01/20/1979 to 03/13/1979
Project/Theme Deep Sea Drilling Project
Chief Scientist B.T.R. Lewis
P. Robinson
Activity Type Geophysical
Platform Glomar Challenger
Area of Operation Mexico
Bounding Coordinates
-120.75000    -106.00000
Ports leave San Pedro, California
arrive Mazatlan, Mexico
Dates 01/20/1979 (JD 020) to 03/13/1979 (JD 072)
Analog Materials list
B.T.R. Lewis Chief Scientist
P. Robinson Chief Scientist
Equipment Used
Scripps Institution of Oceanography
NGDC Overview
! Converted to time format with year at start.

MCG Data Collection ID ---         G6579MX
Institution Data Collection ID --- DSDP65GC
NGDC ID ---                        15050064
Funding ---                        (unspecified)
Project, Cruise & Leg ---          DEEPSEA DRILL.LG 65 
Study region ---                   +34.00000,+22.00000,-119.00000,-106.00000
Chief Scientist(s) ---             LEWIS B.T.R.,ROBINSON P.
Name of vessel ---                 D/V GLOMAR CHALLENGER (surface ship)
Date field data collection started --- 01/20/79     SAN PEDRO,CALIFORNIA
Date field data collection ended ---   03/13/79     MAZATLAN,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 --- 

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 

Seismic instrumentation --- 20TO300CU.IN.AIRGUN,10-300HZ,EDO 550 REC
Formats of seismic data --- ANAL.RECORDS,35MM MICROFILM
Core Data from the Deep Sea Drilling Project, Leg 65:
Got Help? For G-65-79-MX, 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.
Type Webpage KMZ Arc         Metadata        
Bathymetry data bath    
Magnetics data mag    
Metadata data     txt  data  FAQ  xml
Navigation data nav    
Times   050.times    

G-65-79-MX location map of where navigation 

equipment operated
G-65-79-MX location map of where navigation 

equipment operated

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