SIMBAD query result

Please have a look at the "Dictionary of Nomenclature"

Result of query: info cati TYC 3305 01469

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 [Class]      Acronym  (Explanation)   . . . . . . . . . in Simbad, use:
 [Star]       ACT (Astrographic Catalogue Tycho) . . =E= TYC FFFF NNNNN N
 [Star]       TRC (Tycho Reference Catalogue)  . . . =E= TYC FFFF NNNNN N
 [Star]       TYC (Tycho mission)  . . . . . . . . . =E= TYC FFFF-NNNNN-N
 [Star]       Tycho (Tycho mission)  . . . . . . . . =E= TYC FFFF NNNNN N
=E= indicates catalogues available in electronic form at CDS