mashed for nearly 90 minutes to ensure temp stayed at 161- temp 3-5 degrees above and below during.
Based on boiling 6.50 gallonsliters at 1.044 for 60 minutes, this will decrease your wort by 1.00 gallonsliters, bringing your after boil OG to 1.051. You wanted an OG of 1.056. It looks like it will be under.