Survey Identifier: LEG170JR
Format Acronym: MGD77
Data Center File Number: 23060074
Parameters Surveyed Code: 55113
File Creation Date (yyyymmdd): 19970130
Source Institution: OCEAN DRILLING PROGRAM/TEXAS A&M
Country: USA+ODP MEMBERS
Platform Name: JOIDES RESOLUTION
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): G. Kimura, E. A. Silver, P. Blum
Project: OCEAN DRILLING PROGRAM, LEG 170
Funding: NSF+ODP MEMBERS
Survey Departure Date (yyyymmdd): 19961023
Port of Departure: SAN DIEGO, USA
Survey Arrival Date (yyyymmdd): 19961217
Port of Arrival: PANAMA CITY, PANAMA
Navigation Instrumentation: MX1107 GPS
Geodetic Datum/Position: GPS FIXES AT 1 MIN INTERVALS
Bathymetry Instrumentation: PDR-105B
Additional Forms of Bathymetric Data: ANALOG RECORDS & MICROFILM
Magnetics Instrumentation: EGG 886
Additional Forms of Magnetics Data: ANALOG RECORDS & MICROFILM
Gravity Instrumentation: NONE COLLECTED
Seismic Instrumentation: WATER GUNS
Formats of Seismic Data: ANALOG RECORDS AND MICROFILM
Topmost Latitude of Survey: +33
Bottommost Latitude: +07
Leftmost Longitude: -118
Rightmost Longitude: -079
General Digitizing Rate of Bathymetry: 050
General Sampling Rate of Bathymetry: 1/SECOND
Assumed Sound Velocity: 15000
Bathymetric Datum Code: 00
General Digitizing Rate of Magnetics: 010
General Sampling Rate of Magnetics: 06
Magnetic Sensor Tow Distance: 0450
Sensor Depth: 00100
Horizontal Sensor Separation: 000
Reference Field Code: 00
Reference Field: UNUSED
Additional Documentation: ORIGINAL RECORDS ARCHIVED AT ODP, NOTE: MGD77 FILE CREATED FROM WINFROG RAW FILES USING WF2MGD77 V1.4
Number of Data Records: 29969
Min/Max Data Record:
Date: 1996 10 23
Latitude: +7.14779
Longitude: -117.23761
Bathymetry, 2- Way Traveltime: 000240
Bathymetry, Corrected Depth: 18.0
Magnetics Total Field, 1st Sensor: 324210
Min/Max Data Record:
Date: 1996 12 17
Latitude: +32.71811
Longitude: -79.47477
Bathymetry, 2- Way Traveltime: 069787
Bathymetry, Corrected Depth: 5259.0
Magnetics Total Field, 1st Sensor: 550530