English
Related papers

Related papers: The igmspec Database of Public Spectra Probing the…

200 papers

We release the spectra for the more than 57000 objects presented in the First VIPERS Data Release. For each object we distribute the observed, wavelength and flux calibrated spectrum, as well as cleaned spectra, where artifacts due to…

Cosmology and Nongalactic Astrophysics · Physics 2014-10-03 P. Franzetti , B. Garilli , L. Guzzo , A. Marchetti , M. Scodeggio

High-precision spectroscopy of large stellar samples plays a crucial role for several topical issues in astrophysics. Examples include studying the chemical structure and evolution of the Milky Way galaxy, tracing the origin of chemical…

Instrumentation and Methods for Astrophysics · Physics 2015-06-23 U. Heiter , K. Lind , M. Asplund , P. S. Barklem , M. Bergemann , L. Magrini , T. Masseron , Š. Mikolaitis , J. C. Pickering , M. P. Ruffoni

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

Compiled radio spectra are presented for 208 extragalactic sources from the catalog created from the WMAP satellite all-sky survey data in a range of 23-94 GHz taken during the first year of its operation in orbit. 205 out of 208 WMAP…

Astrophysics · Physics 2007-05-23 Sergei A. Trushkin

The whole Sloan Digital Sky Survey (SDSS, 14,555 deg^2 has been searched for intergalactic globular clusters (IGCs) in the Local Group (LG). Using optical, infrared, and ultraviolet photometric selection criteria and photometric redshifts,…

Astrophysics of Galaxies · Physics 2015-06-24 Graziella di Tullio Zinn , Robert Zinn

We present the first edition of a catalog of variable stars found in the Magellanic Clouds using OGLE-II data obtained during four years: 1997-2000. The catalog covers about 7 square degrees of the sky - 21 fields in the Large Magellanic…

The International Gamma-Ray Astrophysics Laboratory (INTEGRAL) is discovering a large number of new hard X-ray sources, many of them being HMXBs. The identification and spectral characterization of their optical/infrared counterparts is a…

High Energy Astrophysical Phenomena · Physics 2015-05-18 E. Nespoli , J. Fabregat , R. E. Mennickent

The integrated spectra of stellar systems contain a wealth of information, and its analysis can reveal fundamental parameters such as metallicity, age and star formation history. Widely used methods to analyze these spectra are based on…

Solar and Stellar Astrophysics · Physics 2019-02-04 Lucimara P. Martins , Círia Lima-Dias , Paula R. T. Coelho , Tatiana F. Laganá

This paper presents the GRBSN webtool, an open-source data repository coupled to a web interface that hosts the most complete dataset of GRB-SN associations to date. In contrast to repositories of supernova (SN) or gamma-ray burst (GRB)…

High Energy Astrophysical Phenomena · Physics 2025-04-29 Gabriel Finneran , Laura Cotter , Antonio Martin-Carrillo

SPectra Analysis and Retrievable Catalog Lab (SPARCL) at NOIRLab's Astro Data Lab was created to efficiently serve large optical and infrared spectroscopic datasets. It consists of services, tools, example workflows and currently contains…

Instrumentation and Methods for Astrophysics · Physics 2025-02-12 Stéphanie Juneau , Alice Jacques , Steve Pothier , Adam S. Bolton , Benjamin A. Weaver , Ragadeepika Pucha , Sean McManus , Robert Nikutta , Knut Olsen

We have entered an era of massive data sets in astronomy. In particular, the number of supernova (SN) discoveries and classifications has substantially increased over the years from few tens to thousands per year. It is no longer the case…

Instrumentation and Methods for Astrophysics · Physics 2015-06-04 Ofer Yaron , Avishay Gal-Yam

Context. The INTEGRAL observatory operating in a hard X-ray/gamma domain has gathered a large observational data set over nine years starting in 2003. Most of the observing time was dedicated to the Galactic source population study, making…

Instrumentation and Methods for Astrophysics · Physics 2012-09-18 R. Krivonos , S. Tsygankov , A. Lutovinov , M. Revnivtsev , E. Churazov , R. Sunyaev

We investigate the consistency of intergalactic medium (IGM) tomography and galaxy surveys as tracers of the cosmic web and protoclusters at $z \sim 2.5$. We use maps from the Ly$\alpha$ Tomography IMACS Survey (LATIS), which trace the…

We are using five different surveys to compile the largest sample of diffuse interstellar band (DIB) measurements ever collected. GOSSS is obtaining intermediate-resolution blue-violet spectroscopy of ~2500 OB stars, of which 60% have…

Astrophysics of Galaxies · Physics 2015-06-16 J. Maíz Apellániz , A. Sota , R. H. Barbá , N. I. Morrell , A. Pellerin , E. J. Alfaro , S. Simón-Díaz

Summary: Biospectrogam is an open-source software for the spectral analysis of DNA and protein sequences. The software can fetch (from NCBI server), import and manage biological data. One can analyze the data using Digital Signal Processing…

Quantitative Methods · Quantitative Biology 2012-10-05 Naman Turakhia , Nilay Chheda , Manish K. Gupta , Ruchin Shah , Jigar Raisinghani

The rapid growth of imaging and spectroscopic surveys has intensified the need for efficient tools that support visual inspection, a practice that remains essential for tasks such as classification, catalog refinement, and validation of…

We present the IACOB spectroscopic database, an homogeneous set of high quality, high resolution spectra of Galactic O- and B-type stars obtained with the FIES spectrograph attached to the Nordic Optical Telescope. We also present some…

Solar and Stellar Astrophysics · Physics 2010-09-30 S. Simón-Díaz , N. Castro , M. Garcia , A. Herrero , N. Markova

Low-mass X-ray binaries (LMXBs) are high-energy sources that require multi-wavelength follow up campaigns to be fully characterized. New transients associated to LMXBs are regularly discovered, and previously known systems are often…

High Energy Astrophysical Phenomena · Physics 2024-01-23 Francis Fortin , Anish Kalsi , Federico García , Sylvain Chaty

We aim to identify the stellar populations (mostly red giants and young stars) detected in the ISOGAL survey at 7 and 15micron towards a field (LN45) in the direction l=-45, b=0.0. The sources detected in the survey of the Galactic plane by…

Astrophysics · Physics 2009-11-13 S. Ganesh , A. Omont , U. C. Joshi , K. S. Baliyan , M. Schultheis , F. Schuller , G. Simon

We describe the INTEGRAL reference catalog which classifies previously known bright X-ray and gamma-ray sources before the launch of INTEGRAL. These sources are, or have been at least once, brighter than ~1 mCrab above 3 keV, and are…

Astrophysics · Physics 2009-11-10 Ken Ebisawa , G. Bourban , A. Bodaghee , N. Mowlavi , T. J. -L. Courvoisier