2660 20160701171708.0 ASTROimport-817 Zorec, J. 2005 Evolution of galactic field Be stars Galactic field Be stars were studied by taking into account the effects induced by fast rotation on their fundamental parameters. Fractional ages t/tMS (tMS = time spent in the MS) against stellar mass reveal that: a) Be stars spread over the whole interval 0 Frémat, Y. Cidale, L. SF2A-2005: Semaine de l'Astrophysique Francaise 2005 359 http://esoads.eso.org/abs/2005sf2a.conf..359Z published in NONREF