SIMBAD query result

Please have a look at the "Dictionary of Nomenclature"

Result of query: info cati NN Ser (AB)

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 [Class]      Acronym  (Explanation)   . . . . . . . . . in Simbad, use:
=[Star]       NN (format NN) . . . . . . . . . . . . =E= GJ NNNN
=   in col.1 means that the list is COMPLETELY incorporated in Simbad
=E= indicates catalogues available in electronic form at CDS