Survey Identifier: LEG174BJ
Format Acronym: MGD77
Data Center File Number: 23060080
Parameters Surveyed Code: 55113
File Creation Date (yyyymmdd): 19971022
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. K. Becker, Dr. M. Malone
Project: OCEAN DRILLING PROGRAM, LEG 174B
Funding: NSF+ODP MEMBERS
Survey Departure Date (yyyymmdd): 19970721
Port of Departure: New York, USA
Survey Arrival Date (yyyymmdd): 19970809
Port of Arrival: Las Palmas, Canary Islands
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: 41
Bottommost Latitude: 22
Leftmost Longitude: -075
Rightmost Longitude: -018
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 V1.5
Number of Data Records: 25902
Min/Max Data Record:
Date: 1997 07 19
Latitude: +22.75423
Longitude: -74.05850
Bathymetry, 2- Way Traveltime: 018400
Bathymetry, Corrected Depth: 1390.0
Magnetics Total Field, 1st Sensor: 239180
Min/Max Data Record:
Date: 1997 08 08
Latitude: +40.77175
Longitude: -18.44538
Bathymetry, 2- Way Traveltime: 089867
Bathymetry, Corrected Depth: 6856.0
Magnetics Total Field, 1st Sensor: 516270