Spectroscopic monitoring of Southern Galactic O and WN stars: State of the Art in 2007

Abstract

We are conducting a spectroscopic monitoring of O and WN -type stars in our Galaxy. In this work, we summarize some of our first results related to the search for radial-velocity variations indicative of orbital motion.

4 pages, to appear in the Boletin de la Asociacion Argentina de Astronomia, vol.50