The filename indicates that you have the second part of a split compressed archive. This specific file naming convention is almost exclusively associated with the MaiSS (Maritime Intelligence, Surveillance, and Reconnaissance System) dataset or related benchmarks for computer vision and satellite imagery analysis.
MaiSS: A Multi-Task Deep Learning Framework for Maritime Intelligence, Surveillance, and Reconnaissance
Because this file ends in .002 , it is a . You cannot open or extract it on its own. To access the data (likely high-resolution maritime imagery or annotated datasets), you must: