The supernova SN 2006aj associated with GRB 060218 is the second-closest GRB-SN observed to date (z=0.033) and is the clearest example of a SN associated with a...
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PublicaciónOptical observations of GRB 060218/SN 2006aj and its host galaxy
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PublicaciónOptical/near-IR observations of SGR 1900+14 during the May-June and Aug-Sep 1998 active periods
We present the results of optical/IR observations obtained in the period June-October 1998. Images in the Gunn-z band were serendipitously taken just 3 days...
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PublicaciónPhotometric study of the improved GRB 970815 error box
An improved error box of GRB 970815 has been reported very recently (Smith et al.1999). This error box is consistent with the decaying X-ray source detected by...
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PublicaciónProbing quantum gravity using photons from a flare of the active galactic nucleus Markarian 501 observed by the MAGIC telescope
We analyze the timing of photons observed by the MAGIC telescope during a flare of the active galactic nucleus Mkn 501 for a possible correlation with energy...
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PublicaciónPrompt Comparison of Data for Optical Transients of Gamma-Ray Bursts
The prompt information given by the GRB Coordinates Network (GCN) differs very much for different GRBs. We compare the optical magnitudes quoted in GCNs for...
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PublicaciónRadio to γ-ray observations of 3C 454.3:1993-1995
Results from a multiwaveband study of the γ-ray-bright compact radio source 3C 454.3 are presented.
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PublicaciónRecent optical/near-IR observations of GRBs
We present the results of optical/near-IR observations carried out in the period Dec 1998-Dec 1999 at Spanish, Indian and New Zealand observatories. Most of the...
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NoticiaSAMUEL TING: “Si se está completamente de acuerdo con la teoría, no se aprende nada”
“Aún recuerdo ver la superficie de la Luna desde el Observatorio del Teide”. Jamás olvidaría la imagen. Nítida, cercana y brillante. Era la primera vez que...
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NoticiaTakaaki Kajita: "La detección de rayos gamma con CTA será clave para el descubrimiento de nuevas fuentes de emisión de neutrinos"
El científico japonés Takaaki Kajita es uno de los principales expertos mundiales en física de neutrinos. Estas partículas tienen una masa ínfima, por lo que...