Survey Identifier: PPTU09WT
Format Acronym: MGD77
Data Center File Number: 15040168
Parameters Surveyed Code: 55111
File Creation Date (yyyymmdd): 19
Source Institution: SCRIPPS INSTITUTION OF OCEANOGRAPHY
Country: USA
Platform Name: R/V T.WASHINGTON
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): CRAIG, H.
Project: PAPATUA LEG 9
Funding: NSF OCE83-17741
Survey Departure Date (yyyymmdd): 19860430
Port of Departure: GUAM
Survey Arrival Date (yyyymmdd): 19860511
Port of Arrival: SASEBO,JAPAN
Navigation Instrumentation: SATNAV,GPS,AUTO LOG GYRO+2D DOPPLER SPD
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: SEABEAM VERT.BEAM(2&2/3DEG)&3.5KHZ(WIDE)
Additional Forms of Bathymetric Data: ANAL.REC,35MM FILM,DIGITAL MAG. TAPE
Magnetics Instrumentation: GEOMETRICS MAGNETOMETER MOD G-801/3
Additional Forms of Magnetics Data: ANAL.REC,DIGITAL MAG. TAPE
Gravity Instrumentation: NONE COLLECTED
Seismic Instrumentation: NONE COLLECTED
Formats of Seismic Data: NONE COLLECTED
Topmost Latitude of Survey: +34
Bottommost Latitude: +13
Leftmost Longitude: +129
Rightmost Longitude: +146
General Digitizing Rate of Bathymetry: 010
General Sampling Rate of Bathymetry: 1PING IN H20
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: 1 MINUTE AVERAGES EXTRACTED FROM SEABEAM VERTICAL BEAMS
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Reference Field Code: 03
Reference Field: IGRF 1980
Method of Applying Residual Field: LIN.INTERP.POINTS WITHIN ONE DEGREE SQUARE
Additional Documentation: NGDC has multibeam bathymetric data for this cruise, however the tracklines, found here in GEODAS may not exactly correspond to the multibm data available.
Number of Data Records: 17193
Min/Max Data Record:
Date: 1986 04 29
Latitude: +13.42050
Longitude: +129.41382
Bathymetry, 2- Way Traveltime: 002693
Bathymetry, Corrected Depth: 203.0
Magnetics Total Field, 1st Sensor: 369230
Magnetics Residual Field: -02361
Min/Max Data Record:
Date: 1986 05 11
Latitude: +33.16400
Longitude: +145.02887
Bathymetry, 2- Way Traveltime: 078746
Bathymetry, Corrected Depth: 5958.0
Magnetics Total Field, 1st Sensor: 374230
Magnetics Residual Field: +01718