DIRA2 main capabilities.

DIRA2 mainly performs the management of data files containing catalogues. The main actions are: the creation of the data base, the updating, the query and data retrieval and the graphic representation of the output. The DIRA2 commands act on catalogues either on disk or tape. The catalogues can be in a public area, or in a private directory. Users can write catalogues, or select data from existing ones and manage them with the DIRA2 commands.

DIRA2 is able to:

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