The CATALOG directory contains Files that give a 
top-level understanding of the mission,
spacecraft, instruments, and data sets.
(written by E. NEEFS)

DATASET.CAT : description of the contents of the actual data set

INST.CAT : points to the INSTRUMENT_DESC file in the DOCUMENT 
directory. For a concise SOIR INSTRUMENT description and 
references the SPICAV Flight User Manual

INSTHOST.CAT : overview of the spacecraft subsystems

MISSION.CAT : overview of mission phases and mission objectives

REFERENCE.CAT : reference documents list

RELEASE.CAT : description of the contents of the actual release

SOFTWARE.CAT : not used in the SOIR archive