Based on boiling 6.50 gallonsliters at 1.043 for 60 minutes, this will decrease your wort by 1.00 gallonsliters, bringing your after boil OG to 1.050. You wanted an OG of 1.051. It looks like it will be under.
Delicious, smooth,, true to Irish Red style. Color is a bit more like reddish-brown, but regardless, this was a big crowd pleaser at a St Patty's party paired with corned beef and cabbage!