question about b.c. of sierra matchkings?

[speed demon]

what is the actual b.c of the following
sierra match king bullets 220 gr,240gr
and 300 gr. i know what sierra lists the
b.c at but i read where other people said
that wasnt the correct b.c of the bullets.

 

[Darryl Cassel]

Hello

The 220 30 Cal is .650
The 240 30 Cal is .711
The 300 338 works out to .800

 

[speed demon]

thanks, ill plug these into my sierra
infinity software.