Hmm, on the weight system, I presume that the automated stuff does something like
1 iron ore (2kg) -> 1 iron plate thus also 2 kg
1 copper plate 2 kg -> 2 copper cables each 1 kg
If so, then ignoring the exceptions where some late product materials might be far more weight efficient because of the ...

I did create a post a couple months back to share some of my findings on how best to make the Rocket Silo output metric amounts of SPM. https://forums.factorio.com/viewtopic.php?f=16&t=64855&sid=fac77784f308471704cdd4ba17b66b82

Also a link to the spreadsheet I made to test values. https://docs ...

This is my first post, and I did try to see if anyone else had made anything suggesting anything like this, but I did not find anything like it. Right now, there is now way to get any nice whole fractions of science produced to rocket silos. As such, any calculations of how much any rocket silo will ...