Survey Identifier: ODP151JR


Format Acronym: MGD77
Data Center File Number: 23060054
Parameters Surveyed Code: 55133
File Creation Date (yyyymmdd): 19
Source Institution: TEXAS A+M UNIV. OCEAN DRILLING PROGRAM
Country: USA
Platform Name: JOIDESRESOLUTION
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): A.MYHER, J.THEIDE, J.FIRTH
Project: OCEAN DRILLING PROGRAM LEG 151
Survey Departure Date (yyyymmdd): 19930729
Port of Departure: ST.JOHN'S. NEWFOUNDLAND
Survey Arrival Date (yyyymmdd): 19930924
Port of Arrival: REYKJAVIK, ICELAND
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: AIRGUNS
Formats of Seismic Data: ANAL.REC., 35MM FILM
Topmost Latitude of Survey: +81
Bottommost Latitude: +47
Leftmost Longitude: -053
Rightmost Longitude: +009
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-90
Method of Applying Residual Field: LIN.INTERP.POINTS WITHIN ONE DEGREE PLANE
Additional Documentation: PROCESSED BY GEOLOGICAL DATA CENTER-SIO FOR OCEAN DRILLING PROJECT. 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 WHEN AVAILABLE AND SPEEDS ARE SET TO ZERO IF UNKNOWN. THIS RESULTS IN, LINEAR INTERPOLATION BETWEEN ONE MINUTE FIXES.
Number of Data Records: 22049

Min/Max Data Record:
Date: 1993 07 29
Latitude: +47.57983
Longitude: -52.63016
Bathymetry, 2- Way Traveltime: 000480
Bathymetry, Corrected Depth: 36.0
Magnetics Total Field, 1st Sensor: 504650
Magnetics Residual Field: -21238

Min/Max Data Record:
Date: 1993 09 23
Latitude: +80.96233
Longitude: +8.34800
Bathymetry, 2- Way Traveltime: 054547
Bathymetry, Corrected Depth: 4086.0
Magnetics Total Field, 1st Sensor: 554340
Magnetics Residual Field: +28405