After several years of quiescence, the blazar CTA 102 underwent an exceptional outburst in 2012 September-October. The flare was tracked from γ-ray to near...
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PublicationExceptional outburst of the blazar CTA 102 in 2012: the GASP-WEBT campaign and its extension
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PublicationExtinction curve template for intrinsically reddened quasars
We analyzed the near-infrared to UV data of 16 quasars with redshifts ranging from 0.71
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PublicationExtreme star formation events in quasar hosts over 0.5 < z < 4
We explore the relationship between active galactic nuclei (AGN) and star formation in a sample of 513 optically luminous type 1 quasars up to redshifts of ˜4...
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NewsFast and furious: detection of powerful winds driven by a supermassive black hole from La Palma
This is the first publication based entirely on data obtained with EMIR, an instrument developed in the Instituto de Astrofísica de Canarias (IAC) which...
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PublicationField-level Lyman-α forest modeling in redshift space via augmented nonlocal Fluctuating Gunn-Peterson Approximation
Context. Devising fast and accurate methods of predicting the Lyman-α forest at the field level, avoiding the computational burden of running large-volume...
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PublicationFirst black hole mass estimation for the quadruple lensed system WGD2038-4008
Context. The quadruple lensed system WGD2038-4008 (z s = 0.777 ± 0.001) has recently been discovered with the help of new techniques and observations. Black...
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PublicationFirst Ground-based Charge-coupled Device Proper Motions for Fornax. II. Final Results
We present the first entirely ground-based astrometric determination of the proper motion for the Fornax Local Group dwarf spheroidal satellite galaxy of the...
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PublicationFirst simultaneous UBVRI photopolarimetric observations of a sample of normal quasars
We present what we believe to be the first truly simultaneous UBVRI photopolarimetric results for a sample of eight 'normal' quasars. In five of these quasars...
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PublicationFirst tentative detection of anisotropy in the QSO distribution around nearby edge-on spiral galaxies
Aims:To check whether the polar angle distribution of QSOs around nearby spiral galaxies is isotropic or not. Methods: A statistical analysis of the polar angle...