The Planck/ROSAT project

 

ABELL 2218


ROSAT/PSPC proton density profile (for the pressure see Planck Collaboration V 2013)




Parametric    Deprojected


Temperature profile obtained by combining ROSAT density and Planck pressure




Parametric   Deprojected


Entropy profile compared to the self-similar expectation (green dashed line)




Parametric   Deprojected


Hydrostatic gas fraction profile




Parametric   Deprojected