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ID
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M-D-73-NP
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Also Known As
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GEOSECS_LEG_D
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Abstract
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Chief Scientist: D. Spencer. Geophysical data (bathymetry,
magnetics, navigation) of field activity M-D-73-NP in North
Pacific Ocean from 11/15/1973 to 11/21/1973
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Chief Scientist
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D. Spencer
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Activity Type
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Geophysical
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Platform
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Melville
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Area of Operation
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North Pacific Ocean
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Bounding Coordinates
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19.98830
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169.32680 179.99471 |
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12.49140 |
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Dates
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11/15/1973 (JD 319) to 11/21/1973 (JD 325)
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Analog Materials
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No analog holdings.
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Crew
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D. Spencer
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Chief Scientist, Scripps Oceanographic Institute
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Equipment Used
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bathymetry
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magnetics
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navigation
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NGDC Overview
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! Converted to time format with year at start.
!
DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)
MCG Data Collection ID --- MD73NP
Institution Data Collection ID --- GECS-DMV
NGDC ID --- 15020037
Funding --- (unspecified)
Project, Cruise & Leg --- GEOSECS LEG D
Study region --- +35.00000,+12.00000,+139.00000,-159.00000
Chief Scientist(s) --- SPENCER D.
Name of vessel --- R/V MELVILLE (surface ship)
Date field data collection started --- 10/31/73 TOKYO
Date field data collection ended --- 11/29/73 HONOLULU
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: not surveyed
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 --- 10/13/81
Contributing institution --- SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country --- USA
Navigation instrumentation --- CELESTIAL AND LORAN
Position determination method --- LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry instrumentation --- 12KHZ/GIFFT RECORDER/WIDE(60DEG)BEAM
Additional forms of bathymetric data --- ANALOGUE RECORDS,PUNCHED CARDS
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
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.POINTS WITHIN ONE DEGREE
SQUARE
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Got Help?
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For M-D-73-NP, we would appreciate any information on -- analog materials, contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, notes, organization, owner, ports, project, project number, publications, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info.
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