by ranzolger
https://factorioprints.com/view/-LWY-DinCSVmp1fy3OVa
http://kirkmcdonald.github.io/calc.html#zip=jU/tCsIwDHyb/lrBMRCd5GHSNEqhX6SZ+PhuQ0F0igSOcHe5JB4VobdzHY2gMjRDFQaTQp7RcVTgWxVuzapgbrWI2oU2PkEdjHfQFiTo9yYopwbor5iJvaUgNAUdz2O/O5hwyUUYasSmgaxD6ajUymJnSrnjyKRS8qw9Bk0qfoq8kZinGN/gtHb9/hlK6CL/Y1y3b8if9/xMe/nri+UO