2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/177171The properties of rotating quark star is studied using the equation of state obtained from Chiral Colour Dielectric model. The results are compared with the MIT bag model results. The frequencies in the corotating innermost circular orbits for different central densities are evaluated and compared with the observational results.10 pages, 5 figuresAstrophysicstext