AstroSat/LAXPC Observation of Cygnus X-1 in the Hard State
AstroSat/LAXPC Observation of Cygnus X-1 in the Hard State
We report the first analysis of data from AstroSat/LAXPC observations of Cygnus X-1 in January 2016. LAXPC spectra reveals that the source was in the canonical hard state, represented by a prominent thermal Comptonization component having a photon index of 1.8 and high temperature kT of electron > 60 keV …