Survey Identifier: PPTU05WT
Format Acronym: MGD77
Data Center File Number: 15040164
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 5
Funding: NSF OCE83-17741
Survey Departure Date (yyyymmdd): 19860131
Port of Departure: NUKUALOFA,TONGATAPU,TONGA
Survey Arrival Date (yyyymmdd): 19860213
Port of Arrival: AUCKLAND,NEW ZEALAND
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)
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: -15
Bottommost Latitude: -37
Leftmost Longitude: +174
Rightmost Longitude: -175
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
Number of Data Records: 18854
Min/Max Data Record:
Date: 1986 01 31
Latitude: -36.83013
Longitude: -179.99976
Bathymetry, 2- Way Traveltime: 000066
Bathymetry, Corrected Depth: 5.0
Magnetics Total Field, 1st Sensor: 403330
Magnetics Residual Field: -13186
Min/Max Data Record:
Date: 1986 02 13
Latitude: -15.55432
Longitude: +179.99785
Bathymetry, 2- Way Traveltime: 052759
Bathymetry, Corrected Depth: 3958.0
Magnetics Total Field, 1st Sensor: 541940
Magnetics Residual Field: +10627