This data set was acquired with a ship-based Navigation system during Thomas G. Thompson expedition TN246 conducted in 2010 (Chief Scientist: Dr. James Ledwell). These data files are of Text File (ASCII) format and include Navigation data that have not been processed. Data were acquired as part of the project(s): DIMES: Diapycnal and Isopycnal Mixing Experiment in the Southern Ocean - Cruise 3, and funding was provided by NSF grant(s): OCE06-22825.