Survey Identifier: NBP95-6
Format Acronym: MGD77
Data Center File Number: 88010014
Parameters Surveyed Code: 50000
File Creation Date (yyyymmdd): 19951022
Source Institution: SCRIPPS INSTITUTE OF OCEANOGRAPHY
Country: USA
Platform Name: NATHANIEL B. PALMER
Platform Type Code: 1
Platform Type: SHIP
Chief Scientist(s): RAY SMITH
Project: NATHANIEL B. PALMER CRUISE: NBP95-6
Funding: NSF
Survey Departure Date (yyyymmdd): 19950921
Port of Departure: PUNTA ARENAS CHILE
Survey Arrival Date (yyyymmdd): 19951022
Port of Arrival: PUNTA ARENAS CHILE
Navigation Instrumentation: GPS
Geodetic Datum/Position: SATELITTE
Bathymetry Instrumentation: ODEC BATHY 2000 SUB-BOTTOM 3.5 KHZ CHIRP
Additional Forms of Bathymetric Data: NONE
Magnetics Instrumentation: PROTON MAG
Additional Forms of Magnetics Data: NONE
Gravity Instrumentation: LACOSTE & ROMBERG MARINE GRAVIMETER S-36
Additional Forms of Gravity Data: NONE
Formats of Seismic Data: DIGITAL
Topmost Latitude of Survey: -52
Bottommost Latitude: -64
Leftmost Longitude: -071
Rightmost Longitude: -044
General Digitizing Rate of Bathymetry: 1.0
General Sampling Rate of Bathymetry: 1/MINUTE
Assumed Sound Velocity: 1500
Bathymetric Datum Code: 00
Interpolation Scheme: 1-MIN INTERVAL
General Digitizing Rate of Magnetics: 1.0
General Sampling Rate of Magnetics: 60
Magnetic Sensor Tow Distance: 150
Reference Field Code: 12
General Digitizing Rate of Gravity: 1.0
General Sampling Rate of Gravity: 60
Theoretical Gravity Formula Code: 4
Theoretical Gravity Formula: IAG SYSTEM 1980
Reference System Code: 3
Reference System: POTSDAM SYSTEM
Additional Documentation: DATA PROCESSED BY ANTARCTIC SUPPORT ASSOCIATES/RAYTHEON POLAR SERVICES. NGDC COMMENTS: NGDC DELETED SOME QUESTIONABLE DATA FROM THE ORIGINAL DATA SET, BUT REMAINING DATA IN PORTIONS OF THIS CRUISE MAY BE SPURIOUS, NOISY AND, ARTIFACT-LADEN. THE FULL UNEDITED VERSION OF THE CRUISE DATA IS AVAILABLE FROM, NGDC.
Number of Data Records: 27528
Min/Max Data Record:
Date: 1995 09 21
Latitude: -63.56323
Longitude: -70.90721
Bathymetry, 2- Way Traveltime: 000010
Bathymetry, Corrected Depth: 1.0
Min/Max Data Record:
Date: 1995 10 20
Latitude: -52.35561
Longitude: -44.92740
Bathymetry, 2- Way Traveltime: 081560
Bathymetry, Corrected Depth: 6113.0