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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
260 ackley calculation help needed
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<blockquote data-quote="10X" data-source="post: 1157337" data-attributes="member: 150"><p>chrony testing results</p><p></p><p>1) 2760 cold first shot of the day. rifle was not cleaned from yesterday.</p><p>2) 2764</p><p>3) 2770</p><p>4) 2760</p><p>5) 2768</p><p></p><p>ES of 10</p><p>average of 2764.4</p><p></p><p>temp is 15f and clear </p><p>elevation 1250ft</p><p>chrony was at 12ft from the muzzle </p><p>load is </p><p>46 grains of H4831</p><p>hornady 7-08 case reformed to 260AI</p><p>federal 210 primer</p><p>barrel length 26" 1:8 twist</p><p>berger 140VLD #26504</p><p></p><p>I only have a cheap scope but it seems to be working as intended. the scope is the AIM XPF 4-16x50</p><p>now I might be making a mistake in how I am reading the scope. the turrets have numbers starting at 0 with 8 clicks to the next number so each full number is 1 MOA and thats how I am reading it. I select MOA output in 100 yard increments from 100 to 1000 on the calculator. I have also noticed that there is up to 3moa variation on the 500 yard calculations between the calculators.</p></blockquote><p></p>
[QUOTE="10X, post: 1157337, member: 150"] chrony testing results 1) 2760 cold first shot of the day. rifle was not cleaned from yesterday. 2) 2764 3) 2770 4) 2760 5) 2768 ES of 10 average of 2764.4 temp is 15f and clear elevation 1250ft chrony was at 12ft from the muzzle load is 46 grains of H4831 hornady 7-08 case reformed to 260AI federal 210 primer barrel length 26" 1:8 twist berger 140VLD #26504 I only have a cheap scope but it seems to be working as intended. the scope is the AIM XPF 4-16x50 now I might be making a mistake in how I am reading the scope. the turrets have numbers starting at 0 with 8 clicks to the next number so each full number is 1 MOA and thats how I am reading it. I select MOA output in 100 yard increments from 100 to 1000 on the calculator. I have also noticed that there is up to 3moa variation on the 500 yard calculations between the calculators. [/QUOTE]
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Rifles, Reloading, Optics, Equipment
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260 ackley calculation help needed
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