SIMBAD query result

Please have a look at the "Dictionary of Nomenclature"

Result of query: info cati APM 08279%2B5255

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 [Class]      Acronym  (Explanation)   . . . . . . . . . in Simbad, use:
 [Galaxy]     ApM (Arp+Madore) . . . . . . . . . . . . . AM HHMM+DDM
                                                      or AM HHMM+DDMM
 [Galaxy]     APM (Automatic Plate Measuring machine) =E= APMBGC FFF+xxx+yyy
 [Galaxy]     APM (Automatic Plate Measuring machine) =E= APMGS HHMMSS.s+DDMMSS
                                                       or APMGS HHMMSS.s+DDMMSS.s
                                                       or APMGS HHMMSS.ss+DDMMSS.s
 [Star(NGC 3109)] APM (Automatic Plate Measuring)  . . . DKI NNNN
=E= indicates catalogues available in electronic form at CDS