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New redesigned RAW .25

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We had a storm come in today, 21 mph winds prior to rain, So i broke out with the .30 raw and .25 poly gun and did some comparisons, no wind doping, same poa. 50 yards and 75 yards.
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Who would of thought.....
 
Whoa and this is only 860fps for the .25 cal? I guess Ted was really on to something (heavy .25 in the 850-860's to win EBR) 

These groups do suggest a higher BC for the .25, assuming the wind was identical for both rifles. Ken, do you have a 2nd chrony you can shoot over at 50,75,100 yards? I think the slow .25 has a HIGH BC, but it'd be great to put a real world number to it..and the .30 while you're at it (please! for comparison's sake) Be cool to see at what distance the .30 comes back, or if it even does. Good stuff.
 
"chasdicapua"Is your testing jibing with Martin's that 900fps is the best for accuracy?
The 900fps is the number i gave Martin, just has accurate at 900 than 660-670, i feel like the pellet is more predictable at the lower fps, and im wanting more shots per fill for competition. Seems to "buck" the wind at slower fps. RAW is sending me some hammer springs to mod, i want to take it to 830fps for testing.
 
"Crutcherro1"
The barrel is very low maintenance compared to traditional rifling, doesnt lead up nearly as fast. But it sure let me know when it wanted cleaned, fliers, shot gun pattern, 3 patches later and it was back to zero. No trade offs, hardly any recoil compared to the .30, VERY quiet too at sub 900fps. And its hitting hard at 100 yards, its blowing through my backstops that normal stops the .30.
 
"Brian.in.MI"Whoa and this is only 860fps for the .25 cal? I guess Ted was really on to something (heavy .25 in the 850-860's to win EBR) 

These groups do suggest a higher BC for the .25, assuming the wind was identical for both rifles. Ken, do you have a 2nd chrony you can shoot over at 50,75,100 yards? I think the slow .25 has a HIGH BC, but it'd be great to put a real world number to it..and the .30 while you're at it (please! for comparison's sake) Be cool to see at what distance the .30 comes back, or if it even does. Good stuff.
The guns were side by side, shot within minutes of each other. I only have one chrony sorry. I feel that the .25 shines to 120 yards, then the .30 takes over
 
"Brian.in.MI"Whoa and this is only 860fps for the .25 cal? I guess Ted was really on to something (heavy .25 in the 850-860's to win EBR) 

These groups do suggest a higher BC for the .25, assuming the wind was identical for both rifles. Ken, do you have a 2nd chrony you can shoot over at 50,75,100 yards? I think the slow .25 has a HIGH BC, but it'd be great to put a real world number to it..and the .30 while you're at it (please! for comparison's sake) Be cool to see at what distance the .30 comes back, or if it even does. Good stuff.
I remember seeing the 25 at BC 0.05 and the 30 at BC 0.03
 
@percula, I'm came up with .041 for the .30 cal last week, tinkering with StrelokPro. Adjusted the BC until the POI (in the program) matched actual on-target results at 75 and 100 yards. BC is such a dynamic thing, that varies from gun to gun (obviously) but it also can go from one end of the spectrum to another during it's .37 second flight! Many years ago I built (and still have) a .20 caliber Air Ranger shooting 24gn heavies. The BC ranged from .032 to .430 depending on how far away the chronograph was. 

Ive been meaning to buy a 2nd chrony for a while, so I'm just going to do it. IMO, the only way to know a projectile's TRUE BC is to shoot over 2 chronies at once. Averaging a few muzzle speeds and comparing to the average of a few down range speeds gets ya really close though, I will say! I'm just old school (or just old) so I can't take chairgun, etc as gospel I guess, haha. 

Will update y'all (sorry, lived in TX for 5 years) when I have some numbers
 
Be honest with yea, i have both rifles. Both are great rifles. One is as accurate as the other once you learn to shoot them like they want to be shot. Fliers can be eliminated with ammo sorting and selection. The .25 is in my opinion is easier to shoot accurately, very backyard friendly, my .30 isnt exactly backyard friendly. .25 has no recoil to speak of, which assist in accuracy. The .30 kicks pretty good and you have to really learn to control the recoil for the tight groups. The .25 is alittle more economical to shoot, air last longer, more ammo for the money. But if i had a deer at 75-100 yards to be dropped... the .30 would be the tool (seen it done)... all that said, my rifles are can do .5" at 100 yards, but again i got a .22 thats done this... 
All comes down to the shooter "MOD"