2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/42805New fits of the unintegrated gluon density obtained from CCFM evolution to HERA $F_2(x,Q^2)$ data are presented. Also predictions of the unintegrated gluon density of the real photon are presented.to be published in DIS03 proceedingsHigh Energy Physics - Phenomenologytext