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

Gamen, R.; Barba, R.; Morrell, N.; Arias, J.; Maíz Apellániz, J.; Sota, A.; Walborn, N. R.; Alfaro, E.
eprint arXiv:0803.0681


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.