I jsut started with the Alliant data and worked up. Sako TRG with 27" 1:11.25 twist.
Winchester brass, 190 Nosler CC (190SMK clone), bullet seated long, but don't have the OAL handy. 75.3gn of RL-23 gives me good accuracy. Magnetospeed gave me average of 3160fps and SD of 12, but I find...