TY - JOUR AU - Antoranz Canales, Pedro AU - Barrio Uña, Juan Abel AU - Contreras González, José Luis AU - Fonseca González, María Victoria AU - López Moya, Marcos AU - Miranda Pantoja, José Miguel AU - Nieto Castaño, Daniel AU - Scapin, Valeria PY - 2012 DO - 10.1051/0004-6361/201117442 SN - 0004-6361 UR - https://hdl.handle.net/20.500.14352/43796 T2 - Astronomy & Astrophysics AB - The blazar Markarian 421 is one of the brightest TeV gamma-ray sources of the northern sky. From December 2007 until June 2008 it was intensively observed in the very high energy (VHE, E > 100 GeV) band by the single-dish Major Atmospheric Gamma-ray... LA - eng PB - EDP Sciences KW - BL-lacertae objects KW - Fast tec variability KW - Gamma-ray emission KW - Self-compton model KW - X-ray KW - Galactic nuclei KW - Lac objects KW - Correlated variability KW - Electron acceleration KW - Background-radiation. TI - Mrk 421 active state in 2008: the MAGIC view, simultaneous multi-wavelength observations and SSC model constrained TY - journal article VL - 542 ER -