Survey Identifier: TSDY07WT
Format Acronym: MGD77
Data Center File Number: 15040059
Parameters Surveyed Code: 55333
File Creation Date (yyyymmdd): 19801001
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): BEZDEK H.
Project: TASADAY LEG 7
Survey Departure Date (yyyymmdd): 19731127
Port of Departure: SINGAPORE
Survey Arrival Date (yyyymmdd): 19731221
Port of Arrival: APRA,GUAM
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: ANALOGUE RECORDS,PUNCHED CARDS
Magnetics Instrumentation: VARIAN MFD PROTON PRECESSION MOD 4970
Additional Forms of Magnetics Data: ANAL.RECORDS,CARDS
Gravity Instrumentation: ASKANIA GSS2,ANSCHUTZ ELECT. GYRO TABLE
Seismic Instrumentation: 20TO300CU.IN.AIRGUN,10-300HZ,EDO PSR REC
Formats of Seismic Data: ANAL.RECORDS,35MM MICROFILM
Topmost Latitude of Survey: +19
Bottommost Latitude: +01
Leftmost Longitude: +103
Rightmost Longitude: +145
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: 6959
Min/Max Data Record:
Date: 1973 11 27
Latitude: +1.23850
Longitude: +103.86000
Bathymetry, 2- Way Traveltime: 000200
Bathymetry, Corrected Depth: 15.0
Magnetics Total Field, 1st Sensor: 365150
Magnetics Residual Field: -06520
Min/Max Data Record:
Date: 1973 12 21
Latitude: +18.73520
Longitude: +144.66590
Bathymetry, 2- Way Traveltime: 099500
Bathymetry, Corrected Depth: 7590.0
Magnetics Total Field, 1st Sensor: 414500
Magnetics Residual Field: +03070