Low X-Ray Luminosity Galaxy Clusters: Main goals, sample selection, photometric and spectroscopic observations

J. L. Nilo Castellón, M. V. Alonso, D. García Lambas +10

We present the study of nineteen low X-ray luminosity galaxy clusters (L${}_X\sim$ 0.5--45 $\times$ $10^{43}$ erg s${}^{-1}$), selected from the ROSAT Position Sensitive Proportional…