Gypsum Calc Chloride Epsom Salt mash/boil .3/.5 2/3.6 .8/1.5 sparge ph 6.22 .5 acid = 6.03 forgot to add sugar
Based on boiling 13.90 gallonsliters at 1.033 for 60 minutes, this will decrease your wort by 1.00 gallonsliters, bringing your after boil OG to 1.035. You wanted an OG of 1.039. It looks like it will be under.