Interesting how velocity really impacts accuracy with .177 FX 13.4g pellets…
Wind conditions were a bit better today than they have been – and temps got all the way up to 50F.
My 1st 30-Yard Masters card of today with .177 Prophet and 13.4g was a 190 8X – nice. I had been shooting the 13.4s at about 855fps.
I started the 2nd Masters card and bumped the velocity up slightly (to about 870) after the first couple targets – thinking that might help. Immediately the next 3 targets were worse. So, I turned the hammer spring adjuster about ¼ turn out to lower velocity to about 825fps – immediately I started hitting Xs and 10s !
Card #2 wound up as 192 11X – really nice!! Especially since I was cranking the hammer spring up & down during the card, lol.
The last 12 targets were so good on Card 2 that I had a shoot a couple more cards:
196 13X - Card 3
196 14X - Card 4
Back to back 196 30-Masters cards !!
So, it appears that the 13.4g “monster” pellets in .177 seem to like lower velocity – where the 25.4g Monsters in .22 caliber seem to like higher (950+ fps) velocity.
Don’t know if anyone else here has experience with the FX / JSB 13.4g. I’ll check the leaderboard to see if anyone posted a high score with the 13.4s and what velocity they were using.
So, it appears sometimes slower is better with the “monsters”…
The last 196 14X it started raining – the Prophet got wet, but kept on hitting Xs !
-Ed
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