POSSIBLE SUBSTELLAR OBJECTS IN THE RHO OPHIUCHI CLOUD

被引:27
|
作者
RIEKE, GH
RIEKE, MJ
机构
[1] Steward Observatory, University of Arizona, Tucson
来源
ASTROPHYSICAL JOURNAL | 1990年 / 362卷 / 01期
关键词
Stars: brown dwarfs; Stars: low-mass;
D O I
10.1086/185838
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Three sources have been discovered in the embedded population of the ρ Ophiuchi cloud that have dereddened MK ≥ 7. Comparison with theoretical models for evolution of low-mass stars shows that these sources are substantially less luminous than expected for objects evolving onto the main sequence and of the age of the embedded cluster. The sources are probably substellar in mass, i.e., they may be young brown dwarfs.
引用
收藏
页码:L21 / L24
页数:4
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