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bedwards
07-18-2009, 10:12 PM
I know this is load sensitive, but from what I can find, in the hotter loads the 300gr bullet is going to have a 3 to 4 inch drop from 25 to 100 yards? With a scope, would you 0 at 25 and compensate for 100?


thanks guys
be

Heavy lead
07-18-2009, 10:18 PM
I zero my scoped 454, 44, and 475 at 75 yards. Seems like in the past most of my longest handgun shots have been at 75, I do practice at 50 and 100 a lot though just to get comfortable with the trajectory.

44man
07-19-2009, 12:26 AM
75 is perfect.

Lloyd Smale
07-19-2009, 06:05 AM
My theroy with handguns is sight them in to be dead on at the longest distance your going to shoot. If you shoot closer a small differnce in point of aim doesnt mean much anyway. So that means for me open sighted 6 and 5 guns get sighted in at 75 yards. I dont use scoped handguns anymore but when i did they were sighted in dead on at a 100 yards.

Heavy lead
07-19-2009, 06:14 AM
I know this is load sensitive, but from what I can find, in the hotter loads the 300gr bullet is going to have a 3 to 4 inch drop from 25 to 100 yards? With a scope, would you 0 at 25 and compensate for 100?


thanks guys
be

Keep in mind if your drop is only 4" at 100 yards when sighted in at 25 then raising the poi at 25 yards 1" it will bring you dead on at 100 yards theoretically, always check this to be sure though.

bedwards
07-19-2009, 09:06 AM
I think I'm going to be a bullet bub forever

Groo
07-19-2009, 09:15 PM
Groo here
Magmums at 100 yds and standard [45colt 45acp 9mm 40s&w] at 50yds.
I always want my bullet at or above my front sight to cover the least amount of deer as possible.
We would shoot pop cans at 100yds [much much younger eyes] with 357s so sighted and never changed... this caused the bullet to go no more then about 4 to 5 in at the highest
above point of aim.

Paul105
07-20-2009, 08:30 PM
I'll ad another data point for your reference.

I recently scoped my FA83 6" .454. Mounted a Leupold 4x, in Leupold Vertical Split Rings (3) on a Weigand base. I was using the scope for load development. Anyway, I ended up with a load that shot 300gr Horn XTPs into a half an inch at 25 yards and were 5/8" high. At the end of the session, I shot two rounds at 100 yards just to see what the POI would be. The hundred yard POI was 1/2" hi (the two shots were within 1.1" of each other and there was only a 1/4" vertical dispersion. I only shot two rounds at 100yds because I was worn out from load develpment and chronographing. This load chronographed 1,616 fps (5 steps from muzzle and 70 deg F).

I plugged the above data into a balistics program and it said the "zero" range was 110 yards.

You could hold dead on any target out to 125 yards and not be off by 2" -- the computer program says down 5" at 150 yds, down 10" at 175 yrds and down 16" at 200 yards. If I was going to take a shot beyond 125 yds, I would actually shoot at those distances to verify the indicated trajectory.

Hope this helps some.

Paul

bedwards
07-21-2009, 08:23 AM
It does Paul. I have the same scope, used the Ruger rings, and sighted it in Sat. I quit when I had 3 shots touching at 25yds and was too tired to move to the long range to try it. I shot 250gr 45colt to get it on paper and then went to 312gr pb with 24gr 2400 behind it to get the final adjustments. Interestingly, right out of the box, the scope was no more than 4inches off at 25yds. So I didn't have to move it far. That Lee bullet punches nice fat holes! :-)

Upon edit, the recoil keeps ejecting my Butler Creek front scope cap. What do you guys cover your optics with?