We have obtained low resolution optical spectra of 15 isolated planetary mass objects (IPMOs) in the sigma Orionis cluster, and derived spectral types by...
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PublicationOptical spectroscopy of isolated planetary mass objects in the σ Orionis cluster
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PublicationOptical spectroscopy of microquasar candidates at low Galactic latitudes
We report optical spectroscopic observations of a sample of 6 low-galactic latitude microquasar candidates selected by cross-identification of X-ray and radio...
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PublicationOptical surface photometry of a sample of disk galaxies. II. Structural components
This work presents the structural decomposition of a sample of 11 disk galaxies, which span a range of different morphological types. The U, B, V, R, and I...
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PublicationOptical validation and characterisation of Planck PSZ1 sources at the Canary Islands observatories. II. Second year of ITP13 observations
We report new galaxy clusters previously unknown included in the first Planck Sunyaev-Zeldovich (SZ) sources catalogue, the PSZ1. The results presented here...
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PublicationOptical validation and characterization of Planck PSZ1 sources at the Canary Islands observatories. I. First year of ITP13 observations
We have identified new clusters and characterized previously unknown Planck Sunyaev-Zeldovich (SZ) sources from the first Planck catalogue of SZ sources (PSZ1)...
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PublicationOptical validation and characterization of Planck PSZ2 sources at the Canary Islands observatories. I. First year of LP15 observations
Aims: The second catalogue of Planck Sunyaev-Zeldovich (SZ) sources, hereafter PSZ2, is the largest sample of galaxy clusters selected through their SZ...
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PublicationOptical validation and characterization of Planck PSZ2 sources at the Canary Islands observatories. II. Second year of LP15 observations
Context. The second legacy catalog of Planck Sunyaev-Zeldovich (SZ) sources, hereafter PSZ2, provides the largest galaxy cluster sample selected by means of the...
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PublicationOptical variability of PKS 0736+017
We present BVR photometric observations of the blazar PKS 0736+017. These observations were carried out with three telescopes in Mexico and two in Spain between...
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PublicationOptical/infrared observations of the X-ray burster KS1731-260 in quiescence
Aims: We performed an optical/infrared study of the counterpart of the low-mass X-ray binary KS 1731-260 to test its identification and obtain information about...