PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH OBJECT = TEXT PUBLICATION_DATE = 2006-03-03 /* Label Last Generated */ NOTE = "Description of the contents of the document directory." END_OBJECT = TEXT END document Directory Contents The document directory contains documentation files, where available, for the data set in this volume. 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 ".lbl". docinfo.txt - The file you are reading. ads.txt - The file sent to Abstract Data Service (ADS). ads.lbl - The label for ads.txt. flagdef.txt - "2MASS Flag Definitions", This file contains the definitions of the flags RD_FLG, BL_FLG, CC_FLG, and PH_QUAL, which appear in the asteroid, comet and satellite association tables of the 2MASS data set. The flag definitions were taken from the Explanatory Supplement to the 2MASS All Sky Data Release, available on the web at www.ipac.caltech.edu/2mass/releases/allsky/doc. flagdef.lbl - The label file for the document "2MASS Flag Definitions" described above.