PDS_VERSION_ID = PDS3 RECORD_TYPE = STREAM OBJECT = TEXT PUBLICATION_DATE = 2003-10-30 NOTE = "INFO.TXT describes the contents of this directory." END_OBJECT = TEXT END The LEVEL4 directory contains the Level 4 Magnetometer (MAG) data. For details of the data format and file naming conventions, please see the file L4_DS.CAT in the top-level CATALOG directory on this disk.