Survey Identifier: ODP135JR


Format Acronym: MGD77
Data Center File Number: 23060039
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19
Source Institution: TEXAS A+M UNIVERSITY
Country: USA
Platform Name: JOIDESRESOLUTION
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): J.HAWKINS, L.PARSON, J.ALLAN
Project: OCEAN DRILLING PROGRAM LEG 135
Survey Departure Date (yyyymmdd): 19901220
Port of Departure: SUVA, FIJI
Survey Arrival Date (yyyymmdd): 19910228
Port of Arrival: HONOLULU, HAWAII
Navigation Instrumentation: MAGNAVOX TRANSIT & GPS & LORAN C
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5&12KHZ PDR
Additional Forms of Bathymetric Data: ANAL.REC,35MM FILM,DIGITAL MAG.TAPE
Magnetics Instrumentation: GEOMETRICS 801 PROTON
Additional Forms of Magnetics Data: ANAL.REC,35MM FILM,DIGITAL MAG.TAPE
Gravity Instrumentation: NONE COLLECTED
Seismic Instrumentation: 80 IN WATER GUNS
Formats of Seismic Data: ANAL.REC.,35MM FILM,DIGITAL MAG.TAPE
Topmost Latitude of Survey: +22
Bottommost Latitude: -24
Leftmost Longitude: +178
Rightmost Longitude: -157
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1SECONDSWEEP
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
Interpolation Scheme: 5 MINUTE INTERVAL (DEPTHS PICKED AT 5 MINUTE INTERVALS)
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Reference Field Code: IG
Reference Field: RF-85
Method of Applying Residual Field: LIN.INTERP.POINTS WiTHIN ONE DEGREE PLANE
Additional Documentation: ORIGINAL RECORDS ARCHIVED AT ODP, NAVIGATION ON/OFF SITES MAY BE INACCURATE DUE TO INSUFFICIENT COURSE, AND SPEED DATA. 1 MINUTE GPS FIXES ARE USED ON THE SURVEY BEFORE THE, SITE.
Number of Data Records: 26282

Min/Max Data Record:
Date: 1990 12 20
Latitude: -23.63949
Longitude: -179.99810
Bathymetry, 2- Way Traveltime: 000347
Bathymetry, Corrected Depth: 26.0
Magnetics Total Field, 1st Sensor: 320180
Magnetics Residual Field: -10645

Min/Max Data Record:
Date: 1991 02 28
Latitude: +21.30100
Longitude: +179.99860
Bathymetry, 2- Way Traveltime: 120000
Bathymetry, Corrected Depth: 9233.0
Magnetics Total Field, 1st Sensor: 458460
Magnetics Residual Field: +20379