Survey Identifier: ERDC07WT
Format Acronym: MGD77
Data Center File Number: 15040015
Parameters Surveyed Code: 55331
File Creation Date (yyyymmdd): 19791030
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): HESSLER W.
Project: EURYDICE LEG 7
Survey Departure Date (yyyymmdd): 19750221
Port of Departure: CEBU
Survey Arrival Date (yyyymmdd): 19750319
Port of Arrival: 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: 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
Topmost Latitude of Survey: +14
Bottommost Latitude: +08
Leftmost Longitude: +123
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: 7630
Min/Max Data Record:
Date: 1975 02 21
Latitude: +8.90550
Longitude: +123.62960
Bathymetry, 2- Way Traveltime: 000050
Bathymetry, Corrected Depth: 4.0
Magnetics Total Field, 1st Sensor: 362960
Magnetics Residual Field: -04280
Min/Max Data Record:
Date: 1975 03 19
Latitude: +13.45720
Longitude: +144.58620
Bathymetry, 2- Way Traveltime: 099850
Bathymetry, Corrected Depth: 7618.0
Magnetics Total Field, 1st Sensor: 393300
Magnetics Residual Field: +03210