2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/3095This is a companion paper to the manuscript entitled: ``HST STIS Observations Of PG 0946+301: The Highest Quality UV Spectrum of a BALQSO'' (Arav et al. 2001; accepted for publication in ApJ). Here we present photoionization-modeling results for ALL the ionic column density constraints found in these data, most of which we were unable to include in the printed version of the paper.Companion paper to ``HST STIS Observations Of PG 0946+301...'' by Arav et alAstrophysicstext