We report a characterization of the multiband flux variability and correlations of the nearby (z = 0.031) blazar Markarian 421 (Mrk 421) using data from...
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PublicationMultiwavelength variability and correlation studies of Mrk 421 during historically low X-ray and γ-ray activity in 2015-2016
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PublicationMultiwavelength Variability of BL Lacertae Measured with High Time Resolution
In an effort to locate the sites of emission at different frequencies and physical processes causing variability in blazar jets, we have obtained high time...
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PublicationNear infrared monitoring of a sample of blazars with the Carlos Sanchez Telescope.
Results of a program of near-IR monitoring of a sample of blazars and miniblazars observed during 1990 and 1991 with the Carlos Sanchez Telescope, in Teide...
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PublicationNear-Infrared Observations of BL Lacertae Host Galaxies
Multiband near-infrared images of 12 BL Lacertae objects were obtained with the 2.5 m telescope at the Las Campanas Observatory in order to determine the...
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PublicationNew GTC spectroscopic data and a statistical study to better constrain the redshift of the BL Lac RGB J2243 + 203
We present new spectroscopic data of the BL Lac RGB 2243 + 203, and its surroundings, obtained with the OSIRIS Multi Object Spectrograph (MOS) mounted in the...
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PublicationNew Observations with Gemini and GTC of the VHE Blazar KUV 00311-1938: About Its Redshift and Environment
Extragalactic very-high-energy (VHE; E > 100 GeV) sources are unique objects to study the most powerful particle accelerators in nature, as active galactic...
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PublicationObservation of Very High Energy γ-Rays from the AGN 1ES 2344+514 in a Low Emission State with the MAGIC Telescope
The MAGIC collaboration has observed very high energy gamma-ray emission from the AGN 1ES 2344+514. A gamma-ray signal corresponding to an 11 σ excess and an...
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PublicationObservations of Markarian 421 with the MAGIC Telescope
The MAGIC telescope took data of very high energy γ-ray emission from the blazar Markarian 421 (Mrk 421) between 2004 November and 2005 April. We present a...
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PublicationObservations of the Blazar 3C 66A with the Magic Telescopes in Stereoscopic Mode
We report new observations of the intermediate-frequency peaked BL Lacertae object 3C 66A with the MAGIC telescopes. The data sample we use were taken in 2009...