Survey Identifier: ODP204JR
Format Acronym: MGD77
Data Center File Number: 23060110
Parameters Surveyed Code: 00003
File Creation Date (yyyymmdd): 20030218
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): DR.BOHRMANN, DR.TREHU, DR.RACK
Project: OCEAN DRILLING PROGRAM, LEG 204
Funding: NSF+ODP MEMBERS
Survey Departure Date (yyyymmdd): 20020708
Port of Departure: VICTORIA, BC
Survey Arrival Date (yyyymmdd): 20020906
Port of Arrival: VICTORIA, BC
Navigation Instrumentation: NMEA GPS
Geodetic Datum/Position: GPS FIXES AT 1 MIN INTERVALS
Bathymetry Instrumentation: EPC 9802
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: 49
Bottommost Latitude: 44
Leftmost Longitude: -126
Rightmost Longitude: -123
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, DATA WERE SUBSAMPLED BY NGDC, REDUCING 84646 POINTS TO 4830 POINTS, CHOOSING, POINTS NO CLOSER THAN 0.02 NAUTICAL MILES, WITH THE EXCEPTION THAT ALL RECORDS, WITH BATHYMETRY OR MAGNETICS WERE RETAINED. NOTE: MGD77 FILE CREATED FROM WINFROG RAW FILES USING WF2MGD77 V202.2
Number of Data Records: 4830
Min/Max Data Record:
Date: 2002 07 10
Latitude: +44.56585
Longitude: -125.40712
Min/Max Data Record:
Date: 2002 09 02
Latitude: +48.49468
Longitude: -123.38468