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Related papers: The Extended IRTF Spectral Library: Expanded cover…

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We present a 0.8 -5 micron spectral library of 210 cool stars observed at a resolving power of R = lambda / Delta lambda ~ 2000 with the medium-resolution infrared spectrograph, SpeX, at the 3.0 m NASA Infrared Telescope Facility (IRTF) on…

Solar and Stellar Astrophysics · Physics 2014-11-20 J. T. Rayner , M. C. Cushing , W. D. Vacca

We present a detailed study of the stars of the IRTF spectral library to understand its full extent and reliability for use with Stellar Population (SP) modeling. The library consist of 210 stars, with a total of 292 spectra, covering the…

Astrophysics of Galaxies · Physics 2015-10-21 S. Meneses-Goytia , R. F. Peletier , S. C. Trager , J. Falcon-Barroso , M. Koleva , A. Vazdekis

The near-infrared (NIR) wavelength range offers some unique spectral features, and it is less prone to the extinction than the optical one. Recently, the first flux calibrated NIR library of cool stars from the NASA Infrared Telescope…

Solar and Stellar Astrophysics · Physics 2015-03-13 Mary Cesetti , A. Pizzella , V. D. Ivanov , L. Morelli , E. M. Corsini , E. Dalla Bonta`

Stellar population studies in the infrared (IR) wavelength range have two main advantages with respect to the optical regime: they probe different populations, because most of the light in the IR comes from redder and generally older stars,…

Astrophysics of Galaxies · Physics 2020-09-09 L. Morelli , V. D. Ivanov , A. Pizzella , D. Gasparri , L. Coccato , E. M. Corsini , E. Dalla Bontà , P. François , M. Cesetti

We present a library of high-resolution (R $\equiv$ $\lambda$/$\Delta$$\lambda$ $\sim$ 45,000) and high signal-to-noise ratio (S/N $\geq$ 200) near-infrared spectra for stars of a wide range of spectral types and luminosity classes. The…

Empirical stellar spectral libraries have applications in both extragalactic and stellar studies, and they have an advantage over theoretical libraries because they naturally include all relevant chemical species and physical processes.…

We present a homogeneous set of stellar atmospheric parameters Teff, log g, [Fe/H] for MILES, a new spectral stellar library covering the range 3525 - 7500 angstrom at 2.3 angstrom (FWHM) spectral resolution. The library consists of 985…

We have obtained spectra for 1273 stars using the 0.9m Coud\'e Feed telescope at Kitt Peak National Observatory. This telescope feeds the coud\'e spectrograph of the 2.1m telescope. The spectra have been obtained with the #5 camera of the…

Astrophysics · Physics 2011-06-21 Francisco Valdes , Ranjan Gupta , James A. Rose , Harinder P. Singh , David J. Bell

We present a library of 1654 high-resolution stellar spectra, with a sampling of 0.3 A and covering the wavelength range from 3000 A ~ to 7000 A The library was computed with the latest improvements in stellar atmospheres, incorporating…

Theoretical stellar libraries have been increasingly used to overcome limitations of empirical libraries, e.g. by exploring atmospheric parameter spaces not well represented in the latter. This work presents a new theoretical library which…

Solar and Stellar Astrophysics · Physics 2014-04-15 P. R. T. Coelho

A new stellar library developed for stellar population synthesis modeling is presented. The library consist of 985 stars spanning a large range in atmospheric parameters. The spectra were obtained at the 2.5m INT telescope and cover the…

We present an empirical infrared spectral library of medium resolution (R~2000-3000) H (1.6 micron) and K (2.2 micron) band spectra of 218 red stars, spanning a range of [Fe/H] from ~-2.2 to ~+0.3. The sample includes Galactic disk stars,…

Libraries of stellar spectra are fundamental tools for the study of stellar populations and both empirical and synthetic libraries have been used for this purpose. In this paper, a new library of high resolution synthetic spectra is…

Astrophysics · Physics 2009-11-11 P. Coelho , B. Barbuy , J. Melendez , R. Schiavon , B. Castilho

Context: The full spectrum fitting of stellar spectra against a library of empirical spectra is a well-established approach to measure the atmospheric parameters of FGK stars with a high internal consistency. Extending it towards cooler…

Solar and Stellar Astrophysics · Physics 2015-12-17 Kaushal Sharma , Philippe Prugniel , Harinder P. Singh

With the dual aims of enlarging the list of extremely metal-poor stars identified in the Galaxy, and boosting the numbers of moderately metal-deficient stars in directions that sample the rotational properties of the thick disk, we have…

The X-shooter Spectral Library (XSL) is an empirical stellar library at medium spectral resolution covering the wavelength range from 3000 \AA to 24 800 \AA. This library aims to provide a benchmark for stellar population studies. In this…

We present a new library of semi-empirical stellar spectra that is based on the empirical MILES library. A new, high resolution library of theoretical stellar spectra is generated that is specifically designed for use in stellar population…

Solar and Stellar Astrophysics · Physics 2021-04-15 Adam T. Knowles , Anne E. Sansom , Carlos Allende Prieto , Alex Vazdekis

Libraries of stellar spectra find many uses in astrophysics, from photometric calibration to stellar population synthesis. We present low resolution spectra of 40 stars from 0.2 micrometers (ultraviolet) to 1.0 micrometers (near infrared)…

Solar and Stellar Astrophysics · Physics 2018-07-25 Islam Khan , Guy Worthey

A standard library of theoretical stellar spectra intended for multiple synthetic photometry applications including spectral evolutionary synthesis is presented. The grid includes M dwarf model spectra, hence complementing the first library…

Astrophysics · Physics 2009-07-28 T. Lejeune , F. Cuisinier , R. Buser

We extend the spectral range of our stellar population synthesis models based on the MILES and CaT empirical stellar spectral libraries. For this purpose we combine these two libraries with the Indo-U.S. to construct composite stellar…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 A. Vazdekis , E. Ricciardelli , A. J. Cenarro , J. G. Rivero-González , L. A. Díaz-García , J. Falcón-Barroso
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