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SPECTROSCOPIC STUDY OF THE N159/N160 COMPLEX IN THE LARGE MAGELLANIC CLOUD
We present a spectroscopic study of the N159/N160 massive star-forming region south of 30 Doradus in the Large Magellanic Cloud, classifying a total of 189 stars in the field of the complex. Most of them belong to O and early B spectral classes; we have also found some uncommon and very interesting...
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Published in: | The Astronomical journal 2009-08, Vol.138 (2) |
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creator | Farina, Cecilia Bosch, Guillermo L. Morrell, Nidia I. Barba, Rodolfo H. Walborn, Nolan R. |
description | We present a spectroscopic study of the N159/N160 massive star-forming region south of 30 Doradus in the Large Magellanic Cloud, classifying a total of 189 stars in the field of the complex. Most of them belong to O and early B spectral classes; we have also found some uncommon and very interesting spectra, including members of the Onfp class, a Be P Cygni star, and some possible multiple systems. Using spectral types as broad indicators of evolutionary stages, we considered the evolutionary status of the region as a whole. We infer that massive stars at different evolutionary stages are present throughout the region, favoring the idea of a common time for the origin of recent star formation in the N159/N160 complex as a whole, while sequential star formation at different rates is probably present in several subregions. |
doi_str_mv | 10.1088/0004-6256/138/2/510;COUNTRYOFINPUT:INTERNATIONALATOMICENERGYAGENCY(IAEA) |
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subjects | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY GENERAL AND MISCELLANEOUS//MATHEMATICS, COMPUTING, AND INFORMATION SCIENCE MAGELLANIC CLOUDS SPECTRA SPECTROSCOPY STAR EVOLUTION STARS |
title | SPECTROSCOPIC STUDY OF THE N159/N160 COMPLEX IN THE LARGE MAGELLANIC CLOUD |
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