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Autor Caballero, J. A. |
Documentos disponibles escritos por este autor (34)
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We present the discovery and characterisation of two transiting planets observed by the Transiting Exoplanet Survey Satellite (TESS) orbiting the nearby (d* ? 22 pc), bright (J ? 9 mag) M3.5 dwarf LTT 3780 (TOI–732). We confirm both planets and [...]texto impreso
Caballero, J. A. ; Montes Gutiérrez, David ; Klutsch, A. ; Genebriera, J. ; Miret, F. X. ; Tobal, T. ; Cairol, J. ; Pedraz, S. | EDP Sciencies | 2010-09Aims. We investigated in detail the system WDS 19312+3607, whose primary is an active M4.5Ve star previously inferred to be young (? ~ 300–500?Ma) based on its high X-ray luminosity. Methods. We collected intermediate- and low-resolution optical[...]texto impreso
Caballero, J. A. ; López Santiago, Javier ; Castro Rubio, Elisa de ; Cornide Castro-Piñeiro, Manuel | IOP publishing ltd | 2009-01We used the Aladin Virtual Observatory tool and High Resolution Imager ROSAT archival data to search for X-ray variability in scale of days in 23 young stars in the ? Orionis cluster and a background galaxy. Five stars displayed unambiguous flar[...]texto impreso
Caballero, J. A. ; López Santiago, J. ; Castro Rubio, Elisa de ; Cornide Castro-Piñeiro, Manuel | IOP publishing ltd | 2009-06We used the Aladin Virtual Observatory tool and High Resolution Imager ROSAT archival data to search for X-ray variability in scale of days in 23 young stars in the sigma Orionis cluster and a background galaxy. Five stars displayed unambiguous [...]