Best magnification to achieve sub 0.5 moa groups?

OR4NGE

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So I am trying to get into the sub MOA club, currently at around 0.7 with Factory ammo.

Was wondering what scope or magnification you sub .5 MOA shooters were using.

And by sub.5 moa shooter I mean you can shoot 3 back to back sub .5 moa 5 shot group.
 
Even for shooting at 100 yards, i always dial my S&B to 25X, i does help closing those last .01 MOA in.
 
A larger target size can also compensate for less power... I have shot lots of groups in the .300's with low power scopes.
 
Glass quality is more important than magnification , I'd take a 10x S&B or night force or any other top tier scope , over a 25x tasco (or any other low budget scope)any day of the week for any range .


My glass collection includes S&Bs , vortex razors etc. And I rarely go above 15x power
 
This was shot with 12X. I find anywhere from 12-18X to be ideal. Sorry, I only have a pic of two back to back 5 round groups.

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This was shot at 50X with my S&B 12X50X56 PMll, i figure sub .5MOA, factory ammo GMM 168 gr with my SSG3000.


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A target that matches the reticle, so you can exactly reproduce the sight picture. Bullet impact not on the aiming point - you do not want the sight picture to change. You do not mention what rifle you are using - .7" five shot groups with off the shelf rifle and factory ammo is right at the leading edge, I would think. You can aim at what you can see. If you can see a .2" dot in your scope, you can aim at it. If you are covering it with your crosshairs, you are not seeing it when the rifle goes off. High end target iron sights are apertures - you see what you want to hit. I find black square with vertical and horizontal white stripe allows me to see the cross hairs when they are exactly in the middle of the white cross - Left and right / Up and down.
From a while ago,when I had younger eyes - .243 Winchester with Weaver K3 scope - 3 power with 3 MOA dot at intersection of fine crosshairs. That dot fit nicely in those 4" squares with nice ring of white around it. Groups 5 and 6 are .4"-ish with different loads/bullets

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The beauty with top tier optics is that they are usable up to the higher magnification, i have a sightron and a vortex, they are clear up 2/3 of the magnification, after that you feel you are missing some details. For me it is. YMMV
 
For what it is worth, save your money on optics and buys some reloading equipment. Getting factory ammo to consistently shoot .5 MOA can be hit or miss (pun intended) from lot to lot.
 
I use maximum magnification almost all the time, shooting from a bench to 300 yards only.
But I use high end scopes.
3 are 10-42 BR NightForce
One S&B 12-55.
A couple of Sightron 111 8-32.
Look at the bench rest crowd (I am not in that group).
They all use high magnification, at least they did at the Ohio show I attended as a watcher.
 
40x and up for the benchrest crowd , still see some 36x but usually on rifles that can’t take the weight of the newer scopes,
 
Well sure, if your sighting a hunting rifle or banging away.
If you are trying for waay sub 1/2 MOA you need high magnification (and the right everything else, of course).
 
Aiming point/target size needs to reflect both magnification level and thickness of the reticle. It is important to be able to center up on the aiming point. Higher magnification levels are typically beneficial.
 
Op wanted to join "sub MOA club" but did not indicate what rifle he was using, but did indicate he was using factory ammunition. I have shot many, many whitetail deer with rifles that probably can't reliably do 2 MOA, but that is still only 6" at 300 yards, disregarding wind. For "bragging targets" or all out bench resting, that is a different game - shooting in the "2's" or "teens" is many hundreds or thousands of dollars away from factory ammunition, and with a still as yet unidentified rifle.
If you do not do a lot of real world shooting, keep in mind that the "best" - the British and Canadian snipers of World War 2 - went to war with Lee Enfield "T's" set up by Holland and Holland. From Skennerton, Lee Enfield Story (1993ed.), p212: “Accuracy tests for the No. 4 sniper rifle involved placing 7 out of 7 shots within a 5 inch diameter at 200 yards & 6 out of 7 shots into a 10 inch diameter at 400yards.” That is 2.5 MOA at 200 yards. It will not be me telling those fellows that their rifles were not good enough...
 
I use a Sightron fixed 36 and a leupold fixed 45 but its more about the load, barrel, rest etc. than the scope with a decent 6-24 the .5 groups are quite doable but is your gun capable
 
Op wanted to join "sub MOA club" but did not indicate what rifle he was using, but did indicate he was using factory ammunition. I have shot many, many whitetail deer with rifles that probably can't reliably do 2 MOA, but that is still only 6" at 300 yards, disregarding wind. For "bragging targets" or all out bench resting, that is a different game - shooting in the "2's" or "teens" is many hundreds or thousands of dollars away from factory ammunition, and with a still as yet unidentified rifle.
If you do not do a lot of real world shooting, keep in mind that the "best" - the British and Canadian snipers of World War 2 - went to war with Lee Enfield "T's" set up by Holland and Holland. From Skennerton, Lee Enfield Story (1993ed.), p212: “Accuracy tests for the No. 4 sniper rifle involved placing 7 out of 7 shots within a 5 inch diameter at 200 yards & 6 out of 7 shots into a 10 inch diameter at 400yards.” That is 2.5 MOA at 200 yards. It will not be me telling those fellows that their rifles were not good enough...

Thanks a lot for your constructive info.

I started shooting in june 2018 but I got a decent setup. I use a SSG 3000, Germany made with 24" barrel in a GRS stock. Atlas H5 bipod. I used a vortex Viper 6.5-20 and just upgraded to a sightron s3 10-50. Ammo wise I shoot FGM 168gr. I do not use a back rest as I want to learn to get good without one.

I think my setup is capable of sub .5 MOA, it is all about adjusting the finer details.
 
I started shooting in june 2018 but I got a decent setup. I use a SSG 3000, Germany made with 24" barrel in a GRS stock. Atlas H5 bipod. I used a vortex Viper 6.5-20 and just upgraded to a sightron s3 10-50. Ammo wise I shoot FGM 168gr. I do not use a back rest as I want to learn to get good without one.

I think my setup is capable of sub .5 MOA, it is all about adjusting the finer details.

I had the same rifle with a 10-42 BR scope and it was a 1/2 MOA rifle and often better with FGMM ammo, from a bench.
 
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