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USGS CMG G-21-71-SP Metadata

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ID G-21-71-SP
Also Known As DSDP21GC
Abstract Chief Scientists: James Andrews, Robert Burns. Geophysical data (transitsatellite, 12khz, magnetics, airgun, bathymetry) of field activity G-21-71-SP in Southern Pacific from 11/15/1971 to 01/07/1972
Project/Theme Deep Sea Drilling Project
Chief Scientist James Andrews
Robert Burns
Activity Type Geophysical
Platform Glomar Challenger
Area of Operation Southern Pacific, South Pacific Ocean
Bounding Coordinates
-9.32470
145.36560     147.32269
-9.99030
Ports leave Suva, Fiji
arrive Darwin, Australia
Dates 11/15/1971 (JD 319) to 01/07/1972 (JD 007)
Analog Materials list
Crew
James Andrews Chief Scientist, University Of Hawaii
Robert Burns Chief Scientist, NOAA
Equipment Used
transitsatellite
12khz
magnetics
airgun
bathymetry
Notes
Scripps Institution of Oceanography. Dates are based on the start and
end of airgun data.
NGDC Overview
! Converted to time format with year at start.
!
DATA COLLECTION OVERVIEW  (use NGDC GEODAS CD to retrieve data)

MCG Data Collection ID ---         G2171SP
Institution Data Collection ID --- DSDP21GC
NGDC ID ---                        15050019
Funding ---                        (unspecified)
Project, Cruise & Leg ---          DEEPSEA DRILL.LG 21 
Study region ---                    -9.00000,-41.00000,+145.00000,-174.00000
Chief Scientist(s) ---             ANDREWS J.,BURNS B.
Name of vessel ---                 D/V GLOMAR CHALLENGER (surface ship)
Date field data collection started --- 11/16/71     SUVA,FIJI
Date field data collection ended ---   01/06/72     DARWIN,AUSTRALIA
Parameters surveyed ---
   Bathymetry:                     surveyed, contained in data file
   Magnetics:                      surveyed, contained in data file
   Gravity:                        not surveyed
   High-resolution seismics:       not surveyed
   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 ---     11/22/79
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 ---            12KHZ/GIFFT RECORDER/WIDE(60DEG)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 ---                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,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-65
Method of applying residual field ---    LIN.INTERP.AT 30DEG C/C OR 500MI ALONG 
TRACK

Seismic instrumentation --- 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of seismic data --- ANAL.RECORDS,35MM MICROFILM

Notes ---
*TIME*NAV AND RECORDS ORIGINALLY IN LOCAL TZ. DIGITIZED DATA CONVERTED TO GMT.
Publications
Core Data from the Deep Sea Drilling Project, Leg 21:
http://www.ngdc.noaa.gov/mgg/geology/dsdp/data/21/leg21.htm
Got Help? For G-21-71-SP, 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   051.times    

G-21-71-SP location map of where navigation 

equipment operated
G-21-71-SP location map of where navigation 

equipment operated

 
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