Survey Identifier: ODP111JR


Format Acronym: MGD77
Data Center File Number: 23060014
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19871001
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): K.BECKER,S.HITOSHI,R.B.MERRILL
Project: OCEAN DRILLING PROGRAM LEG 111
Survey Departure Date (yyyymmdd): 19860817
Port of Departure: BRIDGETOWN,BARBADOS
Survey Arrival Date (yyyymmdd): 19861020
Port of Arrival: CALLAO,PERU
Navigation Instrumentation: MAGNAVOX TRANSIT & 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: S-80 WATERGUNS
Formats of Seismic Data: ANAL.REC.35MM FILM,DIGITAL MAG.TAPE
Topmost Latitude of Survey: +06
Bottommost Latitude: -13
Leftmost Longitude: -084
Rightmost Longitude: -077
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. THERE WERE NO FIXES FROM 0219 OCT 19 TO PORT. WE USED PORT POSITION FROM, BOWDITCH PRACTICAL NAVIGATOR, AND PORT ARRIVAL TIME FROM ODP PRELIMARY REPORT.
Number of Data Records: 2779

Min/Max Data Record:
Date: 1986 08 28
Latitude: -12.04999
Longitude: -83.73067
Bathymetry, 2- Way Traveltime: 001440
Bathymetry, Corrected Depth: 108.0
Magnetics Total Field, 1st Sensor: 284930
Magnetics Residual Field: -02537

Min/Max Data Record:
Date: 1986 10 20
Latitude: +5.55900
Longitude: -77.16666
Bathymetry, 2- Way Traveltime: 070587
Bathymetry, Corrected Depth: 5322.0
Magnetics Total Field, 1st Sensor: 343840
Magnetics Residual Field: +01992