re tested...
CYA is closer to 20 then 25. I can still see dot at 25, but barely, pretty well gone at 20
FC is now 13, was 11.5 at 6:30am, added 80oz of 12%, seems like it should be higher then that. sun is out more then not today, buy only 70deg.
I realize I will need some CYA later to keep sun...