Survey Identifier: GECS-AMV
Format Acronym: MGD77
Data Center File Number: 15020034
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19811013
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., TUREKIAN K.
Project: GEOSECS LEG A
Survey Departure Date (yyyymmdd): 19730823
Port of Departure: SAN DIEGO
Survey Arrival Date (yyyymmdd): 19730910
Port of Arrival: HONOLULU
Navigation Instrumentation: SATNAV,MANUAL ENTRY GYRO AND SPD CHANGES
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 12KHZ/GIFFT RECORDER/WIDE(60DEG)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: +35
Bottommost Latitude: +21
Leftmost Longitude: -157
Rightmost Longitude: -119
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: 03
Reference Field: IGRF 1965
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 5026
Min/Max Data Record:
Date: 1973 08 23
Latitude: +21.33470
Longitude: -156.97650
Bathymetry, 2- Way Traveltime: 008500
Bathymetry, Corrected Depth: 632.0
Magnetics Total Field, 1st Sensor: 368900
Magnetics Residual Field: -03880
Min/Max Data Record:
Date: 1973 09 10
Latitude: +34.25290
Longitude: -119.61660
Bathymetry, 2- Way Traveltime: 082624
Bathymetry, Corrected Depth: 6252.0
Magnetics Total Field, 1st Sensor: 490620
Magnetics Residual Field: +02910