Survey Identifier: RAMA07WT


Format Acronym: MGD77
Data Center File Number: 15040113
Parameters Surveyed Code: 55331
File Creation Date (yyyymmdd): 19820527
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V THOMAS WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): YAYANOS A.
Project: RAMA LEG 7 <OCE79-204827>
Survey Departure Date (yyyymmdd): 19801031
Port of Departure: SINGAPORE,MALAYSIA
Survey Arrival Date (yyyymmdd): 19801201
Port of Arrival: AGANA,GUAM
Navigation Instrumentation: SATNAV,AUTO LOG GYRO+2D DOPPLER SPD LOG
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5KHZ/RAYTHEON UGR RECORDER/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
Additional Forms of Gravity Data: ANALOGUE RECORDS
Topmost Latitude of Survey: +14
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: 04
Reference Field: IGRF 1975
Method of Applying Residual Field: LIN. INTERP.POINTS WITHIN ONE DEGREE SQUARE
Number of Data Records: 9001

Min/Max Data Record:
Date: 1980 10 31
Latitude: +1.23050
Longitude: +103.99780
Bathymetry, 2- Way Traveltime: 000400
Bathymetry, Corrected Depth: 30.0
Magnetics Total Field, 1st Sensor: 367020
Magnetics Residual Field: -03460

Min/Max Data Record:
Date: 1980 12 01
Latitude: +13.44580
Longitude: +144.56960
Bathymetry, 2- Way Traveltime: 140900
Bathymetry, Corrected Depth: 10952.0
Magnetics Total Field, 1st Sensor: 414870
Magnetics Residual Field: +04850