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go back and actually READ what I posted...similar is used for good reason.....any twit will realise a round nose will be completely different to a spitzer....and a 130grn is going to be different to...

as I said earlier...given SIMILAR shape projectile the point your die contacts the oglive will be similar...so its a safe assumption the jump to lands will be similar too,
either it works or it...

if I read your origonal post correctly...400 meters will pretty much be your longest shot......so lets say you have 5 shots at 400 and 25 at under 300 for your day out...........so you only need...

speer spbt will be super soft...ideal goat medicine....any thing from yellown black boxes are great projectiles.....
MOST EVERY .243 I have ever had anything to do with...are tack drivers....there...

set up your seating die with the factory load that did best...it wont hurt and SHOULD give you SIMILAR jump to lands if projectile is similar shape.
you have a superlight rifle......it was...