SIMBAD query result

Please have a look at the "Dictionary of Nomenclature"

Result of query: info cati SAX J1808.4-3654

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 [Class]      Acronym  (Explanation)   . . . . . . . . . in Simbad, use:
 [X]          BX (BeppoSAX instrument) . . . . . . . . . SAX JHHMM.m+DDMM
 [X]          SAX (BeppoSAX instrument)  . . . . . . . . NAME BeppoSAX {source} a
 [X]          SAX (BeppoSAX instrument)  . . . . . . . . SAX JHHMM.m+DDMM
 [X]          1SAX (BeppoSAX instrument) . . . . . . . . SAX JHHMM.m+DDMM