Mashed in at 2:45 at 152dF 8.5 Gals Sparge with 8.72 gals at 175df
Based on boiling 13.70 gallonsliters at 1.051 for 60 minutes, this will decrease your wort by 2.00 gallonsliters, bringing your after boil OG to 1.058. You wanted an OG of 1.060. It looks like it will be under.