Survey Identifier: ODP202JR
Format Acronym: MGD77
Data Center File Number: 23060108
Parameters Surveyed Code: 50113
File Creation Date (yyyymmdd): 20020712
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.MIX, DR.TIEDEMANN, DR.BLUM
Project: OCEAN DRILLING PROGRAM, LEG 202
Funding: NSF+ODP MEMBERS
Survey Departure Date (yyyymmdd): 20020401
Port of Departure: VALPARAISO, CHILE
Survey Arrival Date (yyyymmdd): 20020530
Port of Arrival: BALBOA, PANAMA
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: 08
Bottommost Latitude: -41
Leftmost Longitude: -087
Rightmost Longitude: -071
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 97048 POINTS TO 26716 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: 26716
Min/Max Data Record:
Date: 2002 04 04
Latitude: -41.00018
Longitude: -86.47940
Bathymetry, 2- Way Traveltime: 001627
Bathymetry, Corrected Depth: 122.0
Min/Max Data Record:
Date: 2002 05 30
Latitude: +7.95309
Longitude: +82.78234
Bathymetry, 2- Way Traveltime: 072320
Bathymetry, Corrected Depth: 5456.0