Three 5-shot groups at 600yds, the first two using RS52, and the third, RS60
2.46= 38.0grains RS52, then dialled two minutes right
2.48= 38.3 grains RS52 (1 flyer), and last, dialled two minutes down
2.60= 40.1 grains RS60
2.48 hits the spot with 4 shots in <1/2 MOA. MV's all in the region of 2900fps.
Rifle is a Savage F/TR re-barrelled in 6.5 with a 28" Bergara 8 twist s/steel straight taper.
Bullets were 136 grain Scenar "L", Lapua brass, KVB 223-M primers, COL 69.5mm.
Much more fun with the electronics than mucking about on Short Siberia................

Pete