English
Related papers

Related papers: The ELODIE archive

200 papers

ESPRESSO (Echelle SPectrograph for Rocky Exoplanets and Stable Spectroscopic Observations) is a VLT ultra-stable high resolution spectrograph installed at ESO's Paranal Observatory in Chile at the end of 2017 and that started regular…

Instrumentation and Methods for Astrophysics · Physics 2024-02-01 Jonay I. González Hernández , Francesco Pepe , Paolo Molaro , Nuno Santos

This paper describes the on-telescope performance of the Wide Field Spectrograph (WiFeS). The design characteristics of this instrument, at the Research School of Astronomy and Astrophysics (RSAA) of the Australian National University (ANU)…

Instrumentation and Methods for Astrophysics · Physics 2010-02-25 Michael Dopita , Jonghwan Rhee , Catherine Farage , Peter McGregor , Gabe Bloxham , Anthony Green , Bill Roberts , Jon Nielson , Greg Wilson , Peter Young

The ELAIS-S1 field will be an LSST Deep Drilling field, and it also has extensive multiwavelength coverage. To improve the utility of the existing data, we use The Tractor to perform forced-photometry measurements in this field. We compile…

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

During more than 17 years of operation in space INTEGRAL telescope has accumulated large data set that contains records of hard X-ray and soft gamma-ray astronomical sources. These data can be re-used in the context of multi-wavelength or…

Instrumentation and Methods for Astrophysics · Physics 2021-07-28 A. Neronov , V. Savchenko , A. Tramacere , M. Meharga , C. Ferrigno , S. Paltani

We present the pulsar_spectra software repository, an open-source pulsar flux density catalogue and automated spectral fitting software that finds the best spectral model and produces publication-quality plots. The Python-based software…

High Energy Astrophysical Phenomena · Physics 2022-11-09 N. A. Swainston , C. P. Lee , S. J. McSweeney , N. D. R. Bhat

We present here CAFE, the Calar Alto Fiber-fed Echelle spectrograph, a new instrument built at the Centro Astronomico Hispano Alem\'an (CAHA). CAFE is a single fiber, high-resolution ($R\sim$70000) spectrograph, covering the wavelength…

Instrumentation and Methods for Astrophysics · Physics 2015-06-12 J. Aceituno , S. F. Sanchez , F. Grupp , J. Lillo , M. Hernan-Obispo , D. Benitez , L. M. Montoya , U. Thiele , S. Pedraz , D. Barrado , S. Dreizler , J. Bean

Stellar spectra contain a large amount of information about the conditions in stellar atmospheres. However, extracting this information is challenging and demands comprehensive numerical modelling. Here, we present stellar spectra…

Solar and Stellar Astrophysics · Physics 2023-03-07 N. Kostogryz , A. I Shapiro , V. Witzke , D. Grant , H. R. Wakeford , K. B. Stevenson , S. K. Solanki , L. Gizon

Phase reconstruction is important in transmission electron microscopy for structural studies. We describe electron Fourier ptychography and its application to phase reconstruction of both radiation-resistant and beam-sensitive materials. We…

The Event Horizon Telescope (EHT) observations carried out in 2018 April at 1.3 mm wavelengths included 9 stations in the array, comprising 7 single-dish telescopes and 2 phased arrays. The metadata package for the 2018 EHT observing…

The ELTI concept capitalizes on recent breakthroughs in large-format SPAD (Single-Photon Avalanche Diode) imaging sensors, combining them with the unprecedented collecting area and segmented architecture of the ELT to deliver a…

Instrumentation and Methods for Astrophysics · Physics 2026-03-09 Francisco Prada , Enrique Perez , Sergio Fernandez-Acosta , Km Nitu Rai , Joel Sanchez-Bermudez

We present the final band-merged ELAIS catalogue at 6.7, 15, 90, and 175 $\mu$m, and the associated data at u,g,r,i,z,J,H,K, and 20cm. The origin of the survey, infrared and radio observations, data-reduction and optical identifications are…

The FORS2 instrument is one of the most widely used and productive instruments on the Very Large Telescope. This article reports on a project to improve the quality of the reduced FORS2 spectra that can be produced with the software…

Instrumentation and Methods for Astrophysics · Physics 2015-04-23 Sabine Moehler , C. E. García Dabo , Henri Boffin , Gero Rupprecht , Ivo Saviane , Wolfram Freudling

The Effelsberg-Bonn HI survey (EBHIS) comprises an all-sky survey north of Dec = -5 degrees of the Milky Way and the local volume out to a red-shift of z ~ 0.07. Using state of the art Field Programmable Gate Array (FPGA) spectrometers it…

Astrophysics of Galaxies · Physics 2015-05-27 Juergen Kerp , Benjamin Winkel , Nadya Ben Bekhti , Lars Floeer , Peter Kalberla

SpectraPy is an Astropy affiliated package for spectroscopic data reduction. It collects algorithms and methods for data reduction of astronomical spectra obtained by through-slits spectrographs. It has been created to fill the gap in…

Instrumentation and Methods for Astrophysics · Physics 2023-02-10 Marco Fumana

The Hopkins Ultraviolet Telescope (HUT) was a 0.9 m telescope and moderate-resolution (~3 A) far-ultraviolet (820-1850 A) spectrograph that flew twice on the space shuttle, in 1990 December (Astro-1, STS-35) and 1995 March (Astro-2,…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 William V. Dixon , William P. Blair , Jeffrey W. Kruk , Mary L. Romelfanger

Context. The eROSITA X-ray telescope on board the Spectrum-Roentgen-Gamma (SRG) observatory combines a large field of view and collecting area in the energy range $\sim$0.2 to $\sim$8.0 keV with the capability to perform uniform scanning…

The Waltz Spectrograph is a fiber-fed high-resolution \'echelle spectrograph for the 72 cm Waltz Telescope at the Landessternwarte, Heidelberg. It uses a 31.6 lines/mm 63.5$^{\circ}$ blaze angle \'echelle grating in white-pupil…

Instrumentation and Methods for Astrophysics · Physics 2016-12-14 M. Tala , P. Heeren , M. Grill , R. J. Harris , J. Stürmer , C. Schwab , T. Gutcke , S. Reffert , A. Quirrenbach , W. Seifert , H. Mandel , L. Geuer , L. Schäffner , G. Thimm , U. Seemann , J. Tietz , K. Wagner

The Infrared Spectrograph (IRS) on board the Spitzer Space Telescope observed about 15,000 objects during the cryogenic mission lifetime. Observations provided low-resolution (R~60-127) spectra over ~5-38um and high-resolution (R~600)…

Instrumentation and Methods for Astrophysics · Physics 2015-06-26 V. Lebouteiller , D. J. Barry , C. Goes , G. C. Sloan , H. W. W. Spoon , D. W. Weedman , J. Bernard-Salas , J. R. Houck
‹ Prev 1 3 4 5 6 7 10 Next ›