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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 --- P165NP
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Institution Data Collection ID --- UMPPION
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NGDC ID --- 03010015
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Funding --- NOAA
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Project, Cruise & Leg --- WEST COAST UPPER MANTLE PROJECT OPR-454
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Study region --- +40.00000,+34.00000,-134.00000,-120.00000
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Chief Scientist(s) --- (unspecified)
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Name of vessel --- PIONEER (surface ship)
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Date field data collection started --- 07/21/65 (unspecified)
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Date field data collection ended --- 10/04/65 (unspecified)
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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: 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 --- 02/12/80
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Contributing institution --- US COAST AND GEODIC SURVEY
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Country --- USA
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Navigation instrumentation --- SATELLITE/LORAN A/ CELESTIAL
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Position determination method --- LORAN A/ SATELLITE
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Bathymetry instrumentation --- PDR (MK 15a) RAYTHEON SURVEY FATH DE 723
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Additional forms of bathymetric data --- SMOOTH SHEETS
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General rate of bathymetry in file --- 7.0 minutes
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General collection rate of bathymetry --- (unspecified)
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Assumed sound velocity --- (unspecified)
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Bathymetric datum code --- No correction applied (sea level)
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Bathmetry interpolation scheme --- (unspecified)
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Magnetics instrumentation --- VARIAN PROTON MAGNETOMETER V-4931
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Additional forms of magnetics data --- PUNCHED TAPE
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General rate of magnetics in file --- 7.5 minutes
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General collection rate of magnetics --- (unspecified)
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Magnetic sensor tow distance --- 230 meters
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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 --- (unspecified)
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Method of applying residual field --- (unspecified)
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Gravity instrumentation --- LACOSTE-ROMBERG#11/ WORDEN #114, #400
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Additional forms of gravity data --- PUNCHED TAPE
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General rate of gravity in file --- 8.3 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 --- (unspecified)
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Corrections applied --- DRIFT/ TIME DELAY/ EOTVUS EFFECT
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Starting land tie --- 97996.9 BERKELEY CA/ALAMEDA CO/UNIV OF CA
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Ending land tie --- 97999.5 SAN FRAN CA/BATTERY&SANSOME STS(u
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Notes ---
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WARNING: MGD77 DATA RECORDS FOR THIS CRUISE MAY CONTAIN NEGATIVE GRAVITY
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