Survey Identifier: INMD04MV
Format Acronym: MGD77
Data Center File Number: 15020053
Parameters Surveyed Code: 55131
File Creation Date (yyyymmdd): 19800703
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CRAIG H.
Project: INDOMED LEG 4 <NSF OCE76-03936>
Survey Departure Date (yyyymmdd): 19771216
Port of Departure: ALEXANDRIA,EGYPT
Survey Arrival Date (yyyymmdd): 19780122
Port of Arrival: PT. LOUIS,MAURITIUS
Navigation Instrumentation: SATNAV,AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5-12KHZ/EDO,GIFFT RECORDERS/WIDE BEAM
Additional Forms of Bathymetric Data: ANALOGUE RECORDS,PUNCHED CARDS
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Topmost Latitude of Survey: +32
Bottommost Latitude: -21
Leftmost Longitude: +029
Rightmost Longitude: +065
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 14630
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL
General Digitizing Rate of Magnetics: 050
General Sampling Rate of Magnetics: 06
Reference Field Code: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 10584
Min/Max Data Record:
Date: 1977 12 16
Latitude: -20.14290
Longitude: +29.80180
Bathymetry, 2- Way Traveltime: 017750
Bathymetry, Corrected Depth: 1339.0
Magnetics Total Field, 1st Sensor: 348540
Magnetics Residual Field: -09980
Min/Max Data Record:
Date: 1978 01 22
Latitude: +31.76180
Longitude: +64.62060
Bathymetry, 2- Way Traveltime: 068950
Bathymetry, Corrected Depth: 5208.0
Magnetics Total Field, 1st Sensor: 420440
Magnetics Residual Field: +03280