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! Converted to time format with year at start.
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!
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DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)
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MCG Data Collection ID --- V958SA
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Institution Data Collection ID --- V1409
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NGDC ID --- 01030348
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Funding --- (unspecified)
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Project, Cruise & Leg --- v1409
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Study region --- -33.00000,-58.00000, -27.00000, +19.00000
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Chief Scientist(s) --- H.C. Kohler, T. Takahashi
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Name of vessel --- R/V vema (surface ship)
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Date field data collection started --- 03/14/58 Saunders Is., So. Sandwich Is.
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Date field data collection ended --- 04/07/58 Cape Town, South Africa
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Parameters surveyed ---
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Bathymetry: surveyed, contained in data file
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Magnetics: surveyed, but not contained in data file
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Gravity: not surveyed
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High-resolution seismics: not surveyed
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Deep penetration seismics: not surveyed
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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 --- 12/14/92
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Contributing institution --- Lamont-Doherty Geological Observatory
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Country --- United States
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Navigation instrumentation --- stars
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Position determination method --- dr and mileage log
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Bathymetry instrumentation --- 12 khz PDR
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Additional forms of bathymetric data --- paper records
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General rate of bathymetry in file --- 5.0 minutes
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General collection rate of bathymetry --- continuous
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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 --- 5 min intervals when data spacing less than 30 min
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Magnetics instrumentation --- (unspecified)
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Additional forms of magnetics data --- (unspecified)
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General rate of magnetics in file --- (unspecified)
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General collection rate of magnetics --- (unspecified)
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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 ---
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Method of applying residual field --- (unspecified)
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Notes ---
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Bathymetry points were interpolated at 5 minute intervals when data spacing
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interpolation was done. Actual and interpolated values are included.
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