Used Safeale US05, starter 1.036 DME 2000ML stirplate one day.
Based on boiling 6.70 gallonsliters at 1.020 for 60 minutes, this will decrease your wort by 1.00 gallonsliters, bringing your after boil OG to 1.023. You wanted an OG of 1.048. It looks like it will be under.