So, no science involved, just a bit of thumb in the air I have weighed out
5g Chinook & 5g Citra for 60 mins
7g Citra, 7g Chinook & 12g Cascade for 10 min addition
4g Citra & 9g Cascade for 5 mins, but think I'll shift to flame out.
I don't have software and didn't have time to do calls...