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Spectroscopic classification of X-ray selected stars in the ρ Ophiuchi star-forming region and vicinity |
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| Authors: | E. L. Martí n,T. Montmerle,J. Gregorio-Hetem,& S. Casanova |
| Affiliation: | Astronomy Department, University of California, Berkeley, CA 94720, USA,;Instituto de Astrofísica de Canarias, 38200 La Laguna, Tenerife, Spain,;Service d'Astrophysique, CEA/DSM/DAPNIA/SAp, Centre d'Etudes de Saclay, 91191 Gif-sur-Yvette Cedex, France,;Universidade de Sao Paulo, IAG/USP, Depto. de Astronomia C.P. 9638, CEP01065, São Paulo, SP, Brazil |
| Abstract: | |
| Keywords: | techniques: spectroscopic surveys stars: formation stars: low-mass, brown dwarfs stars: pre-main-sequence ISM: individual: ρ Ophiuchi |