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! Converted to time format with year at start.
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DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)
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MCG Data Collection ID --- V472IN
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Institution Data Collection ID --- V2904
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NGDC ID --- 01030151
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Funding --- (unspecified)
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Project, Cruise & Leg --- CRUISE 29, LEG 04
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Study region --- -17.00000,-52.00000, +16.00000, +58.00000
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Chief Scientist(s) --- H. KAHLE
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Name of vessel --- VEMA (surface ship)
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Date field data collection started --- 02/18/72 PORT LOUIS, MAURITIUS
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Date field data collection ended --- 03/16/72 CAPETOWN, SOUTH AFRICA
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Parameters surveyed ---
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Bathymetry: surveyed, contained in data file
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Magnetics: surveyed, contained in data file
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Gravity: surveyed, contained in data file
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High-resolution seismics: surveyed, but not contained in data file
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Deep penetration seismics: surveyed, but not contained in data file
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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)
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Date of data input to NGDC --- 07/03/89
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Contributing institution --- LAMONT-DOHERTY GEOLOGICAL OBSERVATORY
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Country --- U.S.A.
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Navigation instrumentation --- SATELLITE/SEXTANT
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Position determination method --- SATELLITE / DEAD RECKONING
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Bathymetry instrumentation --- (SEE ADD. DOC./ 18)
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Additional forms of bathymetric data --- ANALOG RECORDS
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General rate of bathymetry in file --- 6.0 minutes
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General collection rate of bathymetry --- ONE SECOND
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Assumed sound velocity --- 1463.0 m/sec
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Bathymetric datum code --- No correction applied (sea level)
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Bathmetry interpolation scheme --- NONE
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Magnetics instrumentation --- L-DGO MFG PROTRON-PRECESSION
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Additional forms of magnetics data --- ANALOG RECORDS
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General rate of magnetics in file --- 6.0 minutes
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General collection rate of magnetics --- 6 seconds
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Magnetic sensor tow distance --- (unspecified)
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Magnetic sensor depth --- (unspecified)
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Two sensor horizontal separation --- (unspecified)
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Residual magnetics reference field --- IGRF-65
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Method of applying residual field --- LINEAR INTERPOLATION BETWEEN NAV. PTS.
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Gravity instrumentation --- GRAF-ASKANIA GSS2-12
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Additional forms of gravity data --- ANALOG RECORDS
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General rate of gravity in file --- 10.0 minutes
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General collection rate of gravity --- (unspecified)
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Theoretical gravity formula --- International 1930
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Reference system --- Potsdam system
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Corrections applied --- (unspecified)
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Starting land tie --- (unspecified)
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Ending land tie --- (unspecified)
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Seismic instrumentation --- L-DGO 25CU.IN.AIRGUN, EEL,DRUM RECORDER
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Formats of seismic data --- TWO, 2-CHANNEL SHEET RECORDS
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Notes ---
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06 - 3.5 AND 12 KHZ, WIDE BEAM (60 DEG), 1 SECOND SWEEP
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