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Hunting
Long Range Hunting & Shooting
Can't find my spin drift or coriolis.
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<blockquote data-quote="lisagrantb" data-source="post: 307223" data-attributes="member: 11072"><p><span style="color: black"><span style="font-family: 'Verdana'">Ok, here goes! Sighted dead on at 100 yds when I move to 1000 I was expecting 7-9 inches of drift to the right, I actually got 0 inches.</span></span></p><p> </p><p><span style="color: black"><span style="font-family: 'Verdana'">Now the technical stuf: 260 Remington, 140 grain Berger VLD @ 2860 FPS. Rifle shoots a constant .5MOA @ 1000 yds or better.</span></span></p><p> </p><p><span style="color: black"><span style="font-family: 'Verdana'">I have checked and rechecked the barrel, scope and reticle for plum ness, I've even machined a sliding double V block with a bubble level on top to make sure everything was aligned. I am 100% sure the rifle/scope is correct. According to the computer I should get .6moa right spin drift and .2moa right coriolis deflection for 31deg lat. This is a total of .8moa drift to the right. With dead calm wind I constantly get 0 to .1moa drift to the right, I do have a level on the rifle so I know I'm not canting the gun. I have rechecked the zero at 100 yds numerous times and it is always dead on. Not having to compensate for SD/CE is good but I am wondering why it's not there, any thoughts on this. </span></span></p></blockquote><p></p>
[QUOTE="lisagrantb, post: 307223, member: 11072"] [COLOR=black][FONT=Verdana]Ok, here goes! Sighted dead on at 100 yds when I move to 1000 I was expecting 7-9 inches of drift to the right, I actually got 0 inches.[/FONT][/COLOR] [COLOR=black][FONT=Verdana] [/FONT][/COLOR] [COLOR=black][FONT=Verdana]Now the technical stuf: 260 Remington, 140 grain Berger VLD @ 2860 FPS. Rifle shoots a constant .5MOA @ 1000 yds or better.[/FONT][/COLOR] [COLOR=black][FONT=Verdana] [/FONT][/COLOR] [COLOR=black][FONT=Verdana]I have checked and rechecked the barrel, scope and reticle for plum ness, I’ve even machined a sliding double V block with a bubble level on top to make sure everything was aligned. I am 100% sure the rifle/scope is correct. According to the computer I should get .6moa right spin drift and .2moa right coriolis deflection for 31deg lat. This is a total of .8moa drift to the right. With dead calm wind I constantly get 0 to .1moa drift to the right, I do have a level on the rifle so I know I’m not canting the gun. I have rechecked the zero at 100 yds numerous times and it is always dead on. Not having to compensate for SD/CE is good but I am wondering why it’s not there, any thoughts on this. [/FONT][/COLOR] [/QUOTE]
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Can't find my spin drift or coriolis.
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