Survey Identifier: ODP112JR
Format Acronym: MGD77
Data Center File Number: 23060015
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19870122
Source Institution: TEXAS A+M UNIV. OCEAN DRILLING PROGRAM
Country: USA
Platform Name: JOIDES RESOLUTION
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): R.VON HUENE,E. SUESS,K.C. EMEIS
Project: OCEAN DRILLING PROGRAM LEG 112
Survey Departure Date (yyyymmdd): 19861020
Port of Departure: CALLAO,PERU
Survey Arrival Date (yyyymmdd): 19861225
Port of Arrival: VALPARAISO,CHILE
Navigation Instrumentation: MAGNAVOX TRASIT & GPS
Geodetic Datum/Position: LINEAR INTERP.BETWEEN ADJACENT FIXES
Bathymetry Instrumentation: 3.5&12KHZ EDO
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: SSI-400 AIRGUNS&S-80 WATERGUNS
Formats of Seismic Data: ANAL.REC.35MM FILM,DIGITAL MAG.TAPE
Topmost Latitude of Survey: -08
Bottommost Latitude: -14
Leftmost Longitude: -081
Rightmost Longitude: -076
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. ALL DATA ENDS 19DEC86 AT CALLAO.
Number of Data Records: 3097
Min/Max Data Record:
Date: 1986 10 31
Latitude: -13.53159
Longitude: -80.61722
Bathymetry, 2- Way Traveltime: 000267
Bathymetry, Corrected Depth: 20.0
Magnetics Total Field, 1st Sensor: 266770
Magnetics Residual Field: -01243
Min/Max Data Record:
Date: 1986 12 19
Latitude: -8.97603
Longitude: -76.89150
Bathymetry, 2- Way Traveltime: 072067
Bathymetry, Corrected Depth: 5436.0
Magnetics Total Field, 1st Sensor: 314910
Magnetics Residual Field: +47021