Library of H band stellar spectra for stellar population analysis purposes

被引:35
作者
Dallier, R
Boisson, C
Joly, M
机构
[1] DAEC, Observatoire de Paris, Université Paris VII, CNRS (UA 173)
来源
ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES | 1996年 / 116卷 / 02期
关键词
line; identification; stars; fundamental parameters; classification; late type; infrared; atlases;
D O I
10.1051/aas:1996111
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A sample of 37 stars of luminosity classes I, III, V, including few SMR stars observed in the H hand with a medium resolution (R=1500-2000) is presented. This sample of flux calibrated spectra is intended to widen existing stellar libraries. A new IR spectrograph, ISIS/IR, foreseen for CFHT has been used. Its main characteristics are briefly described. Stellar spectra obtained with this new spectrograph are compared to similar data obtained with the ESO NTT IRSPEC spectrograph. The behaviour of some prominent features is described and it is shown that the CO lambda 1.60/SiI lambda 1.60 line ratio is a good luminosity indicator for stellar types later than K0.
引用
收藏
页码:239 / 248
页数:10
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