Document Collection Contents The document collection contains documentation files, where available, for this bundle. All document files will have an accompanying label file to describe content and structure. Label files have the same name as the main document file, with an extension of ".xml". near_coordinate_systems.pdf - Coordinate System for Eros for the NEAR mission - Document of the IAU compliant coordinate system for Eros PDS archive holdings for the NEAR mission. bundle_description.txt - Bundle description for the ast-eros.roberts.ponds-catalog bundle - A document describing the content and structure of the bundle. ref.txt - Reference List - The reference list for the bundle. spacecraft.near.txt - Near Earth Asteroid Rendezvous - Description document for Near Earth Asteroid Rendezvous near.msi.txt - Description Document for Multi-spectral Imager - A description of the Multi-spectral Imager instrument AA_Document_Index.txt - Document Index - The file you are reading. collection_ast-eros.roberts.ponds-catalog_document_inventory.csv - Collection Inventory - An inventory of document products in this collection.