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| DOI | 10.3847/1538-4365/ABAFC1 | ||||
| Año | 2020 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
We present the results of the spectroscopic follow-up of the QUasars as BRIght beacons for Cosmology in the Southern Hemisphere (QUBRICS; Calderone et al. 2019) survey. The selection method is based on a machine-learning approach applied to photometric catalogs, covering an area of similar to 12,400 deg(2)in the Southern Hemisphere. The spectroscopic observations started in 2018 and identified 55 new, high-redshift (z >= 2.5), bright (i <= 18) quasi-stellar objects (QSOs), with the catalog published in late 2019. Here we report the current status of the survey, bringing the total number of bright QSOs atz >= 2.5 identified by QUBRICS to 224. The success rate of the QUBRICS selection method, in its most recent training, is estimated to be 68%. The predominant contaminant turns out to be lower-zQSOs atz zavailable for a number of cosmological investigations. In particular, carrying out the redshift drift measurements (Sandage Test) in the Southern Hemisphere, using the High Resolution Spectrograph at the 39 m Extremely Large Telescope appears to be possible with less than 2500 hr of observations spread over 30 targets in 25 yr.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Boutsia, Konstantina | Mujer |
Observatorio Las Campanas - Chile
Las Campanas Observatory - Chile Carnegie Observ - Chile |
| 2 | Grazian, A. | Mujer |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia INAF - Italia |
| 3 | Calderone, Giorgio | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Trieste - Italia INAF Osservatorio Astron Trieste - Italia |
| 4 | Cristiani, S. | Hombre |
Istituto Nazionale di Astrofisica - Italia
Ist Nazl Fis Nucl - Italia IFPU Inst Fundamental Phys Universe - Italia Osservatorio Astronomico di Trieste - Italia Istituto Nazionale di Fisica Nucleare, Sezione di Trieste - Italia Institute for Fundamental Physics of the Universe (IFPU) - Italia IFPU-Institute for Fundamental Physics of the Universe - Italia INAF Osservatorio Astron Trieste - Italia |
| 5 | Cupani, Guido | Hombre |
Istituto Nazionale di Astrofisica - Italia
IFPU Inst Fundamental Phys Universe - Italia Osservatorio Astronomico di Trieste - Italia Institute for Fundamental Physics of the Universe (IFPU) - Italia IFPU-Institute for Fundamental Physics of the Universe - Italia INAF Osservatorio Astron Trieste - Italia |
| 6 | Guarneri, Francesco | Hombre |
Istituto Nazionale di Astrofisica - Italia
UNIV TRIESTE - Italia Osservatorio Astronomico di Trieste - Italia Università degli Studi di Trieste - Italia INAF Osservatorio Astron Trieste - Italia |
| 7 | Fontanot, Fabio | Hombre |
Istituto Nazionale di Astrofisica - Italia
IFPU Inst Fundamental Phys Universe - Italia Osservatorio Astronomico di Trieste - Italia Institute for Fundamental Physics of the Universe (IFPU) - Italia IFPU-Institute for Fundamental Physics of the Universe - Italia INAF Osservatorio Astron Trieste - Italia |
| 8 | Amorin, Ricardo O. | Hombre |
Universidad de la Serena - Chile
|
| 9 | D’Odorico, Valentina | Mujer |
Istituto Nazionale di Astrofisica - Italia
IFPU Inst Fundamental Phys Universe - Italia Scuola Normale Super Pisa - Italia Osservatorio Astronomico di Trieste - Italia Institute for Fundamental Physics of the Universe (IFPU) - Italia Scuola Normale Superiore di Pisa - Italia IFPU-Institute for Fundamental Physics of the Universe - Italia INAF Osservatorio Astron Trieste - Italia |
| 10 | Giallongo, E. | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia Osservatorio Astronomico di Roma - Italia INAF Osservatorio Astron Roma - Italia INAF Osservatorio Astron Trieste - Italia |
| 11 | Pannella, M. | Hombre |
Max Planck Inst Extraterr Phys - Alemania
Max Planck Institute for Extraterrestrial Physics - Alemania |
| 12 | Omizzolo, Alessandro | Hombre |
Istituto Nazionale di Astrofisica - Italia
Vatican Observ - Vaticano Osservatorio Astronomico di Padova - Italia Università degli Studi di Padova - Italia INAF - Italia |
| 13 | Romano, Michael | Hombre |
Istituto Nazionale di Astrofisica - Italia
Univ Padua - Italia Osservatorio Astronomico di Padova - Italia Università degli Studi di Padova - Italia |
| 14 | Menci, N. | Mujer |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia Osservatorio Astronomico di Roma - Italia INAF Osservatorio Astron Roma - Italia INAF Osservatorio Astron Trieste - Italia |
| Fuente |
|---|
| National Science Foundation |
| Australian Research Council |
| University of Western Australia |
| NASA |
| National Aeronautics and Space Administration |
| Australian National University |
| University of Queensland |
| University of Melbourne |
| Australian Astronomical Observatory |
| Astronomy Australia Limited (AAL) |
| Australian Government |
| ANID Fondecyt |
| Agradecimiento |
|---|
| This work is based on data products from observations made with ESO Telescopes at La Silla Paranal Observatory under ESO programmes ID 103.A-0746(A), 0103.A-0746(B), and 0104.A-0754(A).The national facility capability for SkyMapper has been funded through ARC LIEF grant LE130100104 from the Australian Research Council, awarded to the University of Sydney, the Australian National University, Swinburne University of Technology, the University of Queensland, the University of Western Australia, the University of Melbourne, Curtin University of Technology, Monash University, and the Australian Astronomical Observatory. SkyMapper is owned and operated by The Australian National University's Research School of Astronomy and Astrophysics. The survey data were processed and provided by the SkyMapper Team at ANU. The SkyMapper node of the AllSky Virtual Observatory (ASVO) is hosted at the National Computational Infrastructure (NCI). Development and support the SkyMapper node of the ASVO has been funded in part by Astronomy Australia Limited (AAL) and the Australian Government through the Commonwealth's Education Investment Fund (EIF) and National Collaborative Research Infrastructure Strategy (NCRIS), particularly the National eResearch Collaboration Tools and Resources (NeCTAR) and the Australian National Data Service Projects (ANDS).This publication makes use of data products from 2MASS, which is a joint project of the University of Massachusetts and the Infrared Processing and Analysis Center/California Institute of Technology, funded by the National Aeronautics and Space Administration and the National Science Foundation.This publication makes use of data products from WISE, which is a joint project of the University of California, Los Angeles, and the Jet Propulsion Laboratory/California Institute of Technology, funded by the National Aeronautics and Space Administration.This research is based on observations made with the Galaxy Evolution Explorer, obtained from the MAST data archive at the Space Telescope Science Institute, which is operated by the Association of Universities for Research in Astronomy, Inc., under NASA contract NAS 526555.R.A. acknowledges ANID FONDECYT Regular Grant 1202007. |
| The national facility capability for SkyMapper has been funded through ARC LIEF grant LE130100104 from the Australian Research Council, awarded to the University of Sydney, the Australian National University, Swinburne University of Technology, the University of Queensland, the University of Western Australia, the University of Melbourne, Curtin University of Technology, Monash University, and the Australian Astronomical Observatory. SkyMapper is owned and operated by The Australian National University's Research School of Astronomy and Astrophysics. The survey data were processed and provided by the SkyMapper Team at ANU. The SkyMapper node of the AllSky Virtual Observatory (ASVO) is hosted at the National Computational Infrastructure (NCI). Development and support the SkyMapper node of the ASVO has been funded in part by Astronomy Australia Limited (AAL) and the Australian Government through the Commonwealth's Education Investment Fund (EIF) and National Collaborative Research Infrastructure Strategy (NCRIS), particularly the National eResearch Collaboration Tools and Resources (NeCTAR) and the Australian National Data Service Projects (ANDS). |
| This publication makes use of data products from 2MASS, which is a joint project of the University of Massachusetts and the Infrared Processing and Analysis Center/California Institute of Technology, funded by the National Aeronautics and Space Administration and the National Science Foundation. |
| This publication makes use of data products from WISE, which is a joint project of the University of California, Los Angeles, and the Jet Propulsion Laboratory/California Institute of Technology, funded by the National Aeronautics and Space Administration. |
| This research is based on observations made with the Galaxy Evolution Explorer, obtained from the MAST data archive at the Space Telescope Science Institute, which is operated by the Association of Universities for Research in Astronomy, Inc., under NASA contract NAS 526555. |
| R.A. acknowledges ANID FONDECYT Regular Grant 1202007. |