We present the preliminary results obtained from two-dimensional spectroscopy with optical fibres of the circumnuclear region of the Seyfert 2 galaxy NGC 2992...
Two-meter Twin Telescope (TTT). A new way of doing science
TTT (Two-meter Twin Telescope) installation is a network of four telescopes located at the Teide Observatory, in the island of Tenerife (Canary Islands, Spain)...
Twofitlines is a tool developed within IRAF, optimized to be used with data containing multiple spectra along the spatial axis of the detector. A given spectral...
Type 2 AGN in the Local Universe: Two New Invariances?
Starting from a sample of type-2 AGN, the effect of the large-scale environmental density (LSED, parametrized by the surface density) on the mass of central...