Survey Identifier: WEST05MV
Format Acronym: MGD77
Data Center File Number: 15020143
Parameters Surveyed Code: 51111
File Creation Date (yyyymmdd): 19
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V MELVILLE
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): H. BRYDEN
Project: WOCE EXPOCODE 318MWESTW_5, P21W; WESTWARD LEG 4
Funding: NSF OCE94-00707
Survey Departure Date (yyyymmdd): 19940519
Port of Departure: PAPEETE, TAHITI
Survey Arrival Date (yyyymmdd): 19940625
Port of Arrival: BRISBANE, AUSTRALIA
Navigation Instrumentation: GPS,TRIMBLE MOD. 4000AX
Geodetic Datum/Position: BEST FIT 2ND ORDER POLYNOMIAL CURVE
Bathymetry Instrumentation: SEABEAM 2000 w/ SIDESCAN
Additional Forms of Bathymetric Data: DIGITAL MAG. TAPE
Magnetics Instrumentation: NONE COLLECTED
Gravity Instrumentation: NONE COLLECTED
Seismic Instrumentation: NONE COLLECTED
Topmost Latitude of Survey: -17
Bottommost Latitude: -28
Leftmost Longitude: +153
Rightmost Longitude: -147
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1PING IN H2O
Assumed Sound Velocity: 15000
Interpolation Scheme: 1 MINUTE VALUES EXTRACTED FROM SEABEAM VERTICAL BEAM
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF-1990
Method of Applying Residual Field: LIN.INTERP.POINTS WITHIN ONE DEGREE SQUARE
Additional Documentation: PROCESSED BY GEOLOGICAL DATA CENTER, SCRIPPS INSTITUTION OF OCEANOGRAPHY, DEPTHS CORRECTED FOR 5 METER SHIP DRAFT. NAVIGATION: DR BETWEEN 1 MINUTE, INTERVAL GPS FIXES. FOLLOWING INFO FROM MULTIBEAM BATHYMETRY: Heading Sensor, Sperry MK 23 Gyro; Vertical reference unit sensor Datawell Hippy Model 120; Navigation: Horizontal_Datum WGS84; Uncorrected meters, assumed SV 1500m/sec; Ship draft 5; Surface sound velocity sensor.
Number of Data Records: 51654
Min/Max Data Record:
Date: 1994 05 19
Latitude: -27.45098
Longitude: -179.99961
Bathymetry, 2- Way Traveltime: 001347
Bathymetry, Corrected Depth: 101.0
Min/Max Data Record:
Date: 1994 06 24
Latitude: -17.41519
Longitude: +179.99764
Bathymetry, 2- Way Traveltime: 114067
Bathymetry, Corrected Depth: 8754.0