Survey Identifier: ERDC01WT


Format Acronym: MGD77
Data Center File Number: 15040009
Parameters Surveyed Code: 55333
File Creation Date (yyyymmdd): 19791029
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): SHOR G.
Project: EURYDICE LEG 1
Survey Departure Date (yyyymmdd): 19740904
Port of Departure: SAN DIEGO
Survey Arrival Date (yyyymmdd): 19740916
Port of Arrival: HONOLULU
Navigation Instrumentation: SATNAV,AUTOLOG GYRO + EMLOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5-12KHZ/GIFFT RECORDERS/WIDE BEAM
Additional Forms of Bathymetric Data: ANAL.RECORDS,CARDS,35MMFILM
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Gravity Instrumentation: ASKANIA GSS2,ANSCHUTZ ELECT. GYRO TABLE
Additional Forms of Gravity Data: ANALOGUE RECORDS
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +34
Bottommost Latitude: +21
Leftmost Longitude: -158
Rightmost Longitude: -117
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: 3333

Min/Max Data Record:
Date: 1974 09 05
Latitude: +21.24850
Longitude: -157.59720
Bathymetry, 2- Way Traveltime: 003866
Bathymetry, Corrected Depth: 288.0
Magnetics Total Field, 1st Sensor: 350850
Magnetics Residual Field: -10240

Min/Max Data Record:
Date: 1974 09 16
Latitude: +33.33080
Longitude: -117.66080
Bathymetry, 2- Way Traveltime: 072996
Bathymetry, Corrected Depth: 5508.0
Magnetics Total Field, 1st Sensor: 496980
Magnetics Residual Field: +03800