Survey Identifier: ODP126JR
Format Acronym: MGD77
Data Center File Number: 23060030
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19890804
Source Institution: TEXAS A+M UNIVERSITY
Country: USA
Platform Name: JOIDES RESOLUTION
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): K.FUJIOKA, B.TAYLOR, T.JANECER
Project: OCEAN DRILLING PROGRAM LEG 126
Survey Departure Date (yyyymmdd): 19890422
Port of Departure: TOKYO,JAPAN
Survey Arrival Date (yyyymmdd): 19890619
Port of Arrival: TOKYO, JAPAN
Navigation Instrumentation: MAGNAVOX TRANSIT & GPS
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: S-80 WATERGUN
Formats of Seismic Data: ANAL.REC.35MM FILM,DIGITAL MAG.TAPE
Topmost Latitude of Survey: +35
Bottommost Latitude: +30
Leftmost Longitude: +139
Rightmost Longitude: +141
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. DR spds are 3-4 knts low for whole cruise. Problem with speed log instrument. cse/spd info missing on 23rd Apr. from 1200z-1315z (approach to Site 787), cse/spd info missing on 16th May from 1556z-1636z (approach to Site 792)
Number of Data Records: 3144
Min/Max Data Record:
Date: 1989 04 22
Latitude: +30.91433
Longitude: +139.70433
Bathymetry, 2- Way Traveltime: 002093
Bathymetry, Corrected Depth: 157.0
Magnetics Total Field, 1st Sensor: 428420
Magnetics Residual Field: -07270
Min/Max Data Record:
Date: 1989 06 18
Latitude: +34.77100
Longitude: +140.89018
Bathymetry, 2- Way Traveltime: 046240
Bathymetry, Corrected Depth: 3462.0
Magnetics Total Field, 1st Sensor: 456470
Magnetics Residual Field: +04998