Analysis of its spectrum showed bands indicating the presence of technetium, as well as oxides of zirconium, lanthanum, cerium and yttrium but not titanium nor barium (which have been recorded in other S stars).
Analys av dess spektrum visade band som anger närvaron av technetium liksom oxider av zirkonium, lantan, cerium och yttrium men inte titan eller barium (som har noterats i andra S-stjärnor).