tokens: ACKNOWLEDGEMENTS This research is co-financed by Greece and the European Union (European Social Fund–ESF) through the Operational Programme ‘Human Resources Development, Education and Lifelong Learning’ in the context of the project ‘Strengthening Human Resources Research Potential via Doctorate Research’ (MIS-5000432), implemented by the State Scholarships Foundation (IKY). We acknowledge Davide de Martin James Long (ESA/Hubble) for use of the HST image of A2218, as well as Prof. Gustavo Yepes for providing access to the Cosmological N -body Simulation data used in this work. We also wish to thank Dr. Angel-Ruiz Camuñas for his help in using the photutils package. This research made use of photutils , an astropy package for detection and photometry of astronomical sources. Finally, we would like to thank the anonymous referee for suggestions that improved significantly the work presented in our manuscript.
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