Survey Identifier: ODP191JR
Format Acronym: MGD77
Data Center File Number: 23060097
Parameters Surveyed Code: 50113
File Creation Date (yyyymmdd): 20020619
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): Kanazawa, Sager, Escutia
Project: OCEAN DRILLING PROGRAM, LEG 191
Funding: NSF+ODP MEMBERS
Survey Departure Date (yyyymmdd): 20000716
Port of Departure: YOKAHAMA, JAPAN
Survey Arrival Date (yyyymmdd): 20000908
Port of Arrival: APRA HARBOR, GUAM
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: 43
Bottommost Latitude: 12
Leftmost Longitude: 139
Rightmost Longitude: 164
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 111020 POINTS TO 40093 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: 40093
Min/Max Data Record:
Date: 2000 07 20
Latitude: +12.93185
Longitude: +139.65673
Bathymetry, 2- Way Traveltime: 010480
Bathymetry, Corrected Depth: 788.0
Magnetics Total Field, 1st Sensor: 238520
Min/Max Data Record:
Date: 2000 09 10
Latitude: +42.85010
Longitude: +163.20444
Bathymetry, 2- Way Traveltime: 098760
Bathymetry, Corrected Depth: 7506.0
Magnetics Total Field, 1st Sensor: 484650