{"id":12850,"date":"2026-05-25T10:21:41","date_gmt":"2026-05-25T10:21:41","guid":{"rendered":"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/"},"modified":"2026-05-25T14:27:48","modified_gmt":"2026-05-25T14:27:48","slug":"rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook","status":"publish","type":"post","link":"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/","title":{"rendered":"Rechecking Zero: The #1 Accuracy Fix PRS Shooters Overlook"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#Rechecking_Zero_The_1_Accuracy_Fix_PRS_Shooters_Overlook\" >Rechecking Zero: The #1 Accuracy Fix PRS Shooters Overlook\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#Why_This_Matters_%E2%80%93_Rechecking_Zero\" >Why This Matters &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#1_Your_Zero_Is_Off%E2%80%94Even_If_You_Checked_It_Two_Days_Ago\" >1. Your Zero Is Off\u2014Even If You Checked It Two Days Ago<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#2_Velocity_Changes_You_MUST_Unlock_and_Relock_Zero_Scope_Angle_%E2%80%93_Rechecking_Zero\" >2. Velocity Changes? You MUST Unlock and Relock Zero Scope Angle &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#3_The_Two-Step_Fix_That_Solves_100_of_%E2%80%9CMy_Dope_Was_Off%E2%80%9D_Complaints_%E2%80%93_Rechecking_Zero\" >3. The Two-Step Fix That Solves 100% of \u201cMy Dope Was Off\u201d Complaints &#8211; Rechecking Zero<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#%E2%9C%94_Step_1_Recheck_Your_Zero\" >\u2714 Step 1: Recheck Your Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#%E2%9C%94_Step_2_If_Velocity_Changes_Update_It_AND_Relock_Zero_Scope_Angle\" >\u2714 Step 2: If Velocity Changes, Update It AND Relock Zero Scope Angle<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#Why_This_Matters_in_PRS\" >Why This Matters in PRS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#Final_Word_from_James_Eagleman\" >Final Word from James Eagleman<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#Ready_to_upgrade_your_optics_setup\" >Ready to upgrade your\u00a0optics\u00a0setup?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#PRS_Match%E2%80%91Day_Checklist_The_%E2%80%9CDont_Lose_Points_to_Dumb_Stuff%E2%80%9D\" >PRS Match\u2011Day Checklist: The \u201cDon\u2019t Lose Points to Dumb Stuff\u201d\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#1_Arrival_at_the_Range_Before_You_Even_Unload_the_Truck_%E2%80%93_Rechecking_Zero\" >1. Arrival at the Range (Before You Even Unload the Truck) &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#2_Zero_Check_Non%E2%80%91Negotiable_%E2%80%93_Rechecking_Zero\" >2. Zero Check (Non\u2011Negotiable) &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#3_Velocity_Confirmation_If_Needed\" >3. Velocity Confirmation (If Needed)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#4_Build_Your_Match_Profile_in_Eagle_Ballistics\" >4. Build Your Match Profile in Eagle Ballistics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#5_Pre%E2%80%91Stage_Prep_The_60%E2%80%91Second_Routine_%E2%80%93_Rechecking_Zero\" >5. Pre\u2011Stage Prep (The 60\u2011Second Routine) &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#6_On_the_Line_Right_Before_the_Beep_%E2%80%93_Rechecking_Zero\" >6. On the Line (Right Before the Beep) &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#7_After_Each_Stage_The_Reset_%E2%80%93_Rechecking_Zero\" >7. After Each Stage (The Reset) &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#8_Mid%E2%80%91Match_Zero_Check_Optional_but_Smart_%E2%80%93_Rechecking_Zero\" >8. Mid\u2011Match Zero Check (Optional but Smart) &#8211; Rechecking Zero<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/blog.tract-optics.co.za\/rechecking-zero-the-1-accuracy-fix-prs-shooters-overlook\/#The_PRS_Shooters_Golden_Rule_%E2%80%93_Rechecking_Zero\" >The PRS Shooter\u2019s Golden Rule &#8211; Rechecking Zero<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Rechecking_Zero_The_1_Accuracy_Fix_PRS_Shooters_Overlook\"><\/span><strong>Rechecking Zero: The #1 Accuracy Fix PRS Shooters Overlook\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If you\u2019re missing by a tenth in a PRS stage, the problem is almost never your dope, your app, or your rifle. <strong>It\u2019s your zero.<\/strong> And <a href=\"https:\/\/www.youtube.com\/@EaglemanLongrange\" target=\"_blank\" rel=\"noopener\">James Eagleman<\/a> has seen it <em>hundreds<\/em> of times.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_This_Matters_%E2%80%93_Rechecking_Zero\"><\/span>Why This Matters &#8211; Rechecking Zero<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PRS shooters obsess over data\u2014BCs, atmospherics, wind brackets, stage prep, and ballistic apps. But the most common accuracy failure in a match isn\u2019t complex at all. It\u2019s a simple oversight that costs shooters points every single weekend:<\/p>\n<p><strong>They don\u2019t recheck their zero when they arrive at a new location.<\/strong><\/p>\n<p>James Eagleman, creator of Eagle Ballistics, gets messages constantly from shooters who trust the app, love the accuracy, and rely on its six\u2011target stage capability. But every once in a while, someone texts him:<\/p>\n<blockquote><p>\u201cHey, I just shot a stage and I was a tenth mil off on X.\u201d<\/p><\/blockquote>\n<p>And James\u2019 answer is always the same\u2014because the cause is always the same.<\/p>\n<p><iframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/GARt_TjZKvg?si=z7QoYYwpD3MjBEoj\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Your_Zero_Is_Off%E2%80%94Even_If_You_Checked_It_Two_Days_Ago\"><\/span>1. Your Zero Is Off\u2014Even If You Checked It Two Days Ago<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This is the part <a href=\"https:\/\/blog.tractoptics.com\/multi-stage-prs-mode-in-eagle-ballistics-app\/\" target=\"_blank\" rel=\"noopener\">PRS<\/a> shooters hate to hear, but it\u2019s the truth:<\/p>\n<p><strong>If you travel to a new range, your zero can shift.<\/strong><br \/>\nDifferent elevation.<br \/>\nDifferent temperature.<br \/>\nDifferent humidity.<br \/>\nDifferent light conditions.<br \/>\nDifferent shooting position.<\/p>\n<p>All of these can move your point of impact just enough to cost you hits.<\/p>\n<p>James puts it bluntly:<br \/>\n<strong>\u201cRecheck your zero. Your zero\u2019s off.\u201d<\/strong><\/p>\n<p>Even if you zeroed 48 hours ago.<br \/>\nEven if your rifle \u201cnever moves.\u201d<br \/>\nEven if you swear nothing changed.<\/p>\n<p>PRS is a game of tenths. A tenth off at 100 becomes a miss at 800. And in a match where every point matters, that\u2019s the difference between top\u201110 and middle of the pack.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Velocity_Changes_You_MUST_Unlock_and_Relock_Zero_Scope_Angle_%E2%80%93_Rechecking_Zero\"><\/span>2. Velocity Changes? You MUST Unlock and Relock Zero Scope Angle &#8211; Rechecking Zero<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The second most common mistake James sees is shooters adjusting velocity in Eagle Ballistics\u2014but forgetting one critical step:<\/p>\n<p><strong>You must unlock and relock Zero Scope Angle Lock.<\/strong><\/p>\n<p>Here\u2019s why:<\/p>\n<p>Zero Scope Angle represents the exact relationship between your barrel and your reticle at the moment you zeroed.<br \/>\nWhen your muzzle velocity changes\u2014even slightly\u2014that relationship changes too.<\/p>\n<p>James demonstrates it clearly:<\/p>\n<ul>\n<li>Original velocity: <strong>2896 fps<\/strong><\/li>\n<li>At 1,000 yards: <strong>8.52 mils<\/strong><\/li>\n<li>New velocity: <strong>2880 fps<\/strong><\/li>\n<li>After unlocking\/locking Zero Scope Angle: <strong>8.64 mils<\/strong><\/li>\n<\/ul>\n<p>That\u2019s a <strong>0.12 mil difference<\/strong>\u2014more than enough to miss a plate.<\/p>\n<p>Shooters often think their BC is wrong or their atmospherics are off.<br \/>\nBut the real issue is simple:<\/p>\n<p><strong>You changed velocity but didn\u2019t relock Zero Scope Angle.<\/strong><\/p>\n<figure id=\"attachment_10150\" aria-describedby=\"caption-attachment-10150\" style=\"width: 377px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/eagleballistics.com\/\" target=\"_blank\" rel=\"noopener\"><img fetchpriority=\"high\" decoding=\"async\" class=\" wp-image-10150\" src=\"https:\/\/blog.tractoptics.com\/wp-content\/uploads\/2026\/04\/Eagle-Ballistics-Logo-with-Name.jpg\" alt=\"Rechecking Zero\" width=\"377\" height=\"377\" title=\"\"><\/a><figcaption id=\"caption-attachment-10150\" class=\"wp-caption-text\"><strong>Rechecking Zero &#8211; Eagle Ballistics Advanced Ballistics for PRS and Long Range Hunting<\/strong><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"3_The_Two-Step_Fix_That_Solves_100_of_%E2%80%9CMy_Dope_Was_Off%E2%80%9D_Complaints_%E2%80%93_Rechecking_Zero\"><\/span>3. The Two-Step Fix That Solves 100% of \u201cMy Dope Was Off\u201d Complaints &#8211; Rechecking Zero<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.youtube.com\/@EaglemanLongrange\" target=\"_blank\" rel=\"noopener\">James says it clearly and confidently:<\/a><\/p>\n<p><strong>This fixes the problem 100% of the time.<\/strong><\/p>\n<p>Here\u2019s the checklist every PRS shooter should run before a match:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%9C%94_Step_1_Recheck_Your_Zero\"><\/span><span style=\"color: #f25c10;\">\u2714 Step 1:<\/span> Recheck Your Zero<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Do it at the match location.<br \/>\nDo it even if you zeroed recently.<br \/>\nDo it even if your rifle \u201cnever shifts.\u201d<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%9C%94_Step_2_If_Velocity_Changes_Update_It_AND_Relock_Zero_Scope_Angle\"><\/span><span style=\"color: #f25c10;\">\u2714 Step 2:<\/span> If Velocity Changes, Update It AND Relock Zero Scope Angle<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Enter the new velocity<\/li>\n<li>Unlock Zero Scope Angle Lock<\/li>\n<li>Relock it<\/li>\n<\/ul>\n<p>If you skip this step, your data will be wrong\u2014guaranteed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_This_Matters_in_PRS\"><\/span>Why This Matters in PRS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>PRS stages are fast. Targets are small. Wind is unpredictable. You don\u2019t have room for preventable errors.<\/p>\n<p>A tenth mil off at 600 yards?<br \/>\nThat\u2019s a miss.<\/p>\n<p>A tenth mil off at 1,000?<br \/>\nThat\u2019s a big miss.<\/p>\n<p>And when you\u2019re running six targets per stage\u2014something Eagle Ballistics excels at\u2014your ballistic foundation must be rock solid.<\/p>\n<p><strong>Your zero and your velocity are the foundation.<\/strong><\/p>\n<figure id=\"attachment_10073\" aria-describedby=\"caption-attachment-10073\" style=\"width: 728px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/tractoptics.com\/toric-10x42-eagle-ballistics-laser-rangefinding-binocular\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"size-full wp-image-10073\" src=\"https:\/\/blog.tractoptics.com\/wp-content\/uploads\/2026\/03\/Rangefinder-Digital_TEASER-2_728x90.gif\" alt=\"Rechecking zero\" width=\"728\" height=\"90\" title=\"\"><\/a><figcaption id=\"caption-attachment-10073\" class=\"wp-caption-text\">Rechecking zero &#8211; <a href=\"https:\/\/tractoptics.com\/toric-10x42-eagle-ballistics-laser-rangefinding-binocular\/\" target=\"_blank\" rel=\"noopener\">TORIC 10&#215;42 Eagle Ballistics LRF Binocular<\/a><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Final_Word_from_James_Eagleman\"><\/span><span style=\"color: #f25c10;\">Final Word<\/span> from James Eagleman<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There\u2019s a reason <a href=\"https:\/\/eagleballistics.com\/\" target=\"_blank\" rel=\"noopener\">Eagle Ballistics<\/a> includes Zero Scope Angle Lock.<br \/>\nThere\u2019s a reason it forces you to confirm it when velocity changes.<br \/>\nThere\u2019s a reason James repeats this advice constantly.<\/p>\n<p>Because it works.<\/p>\n<p><strong>Recheck your zero.<br \/>\nUpdate your velocity.<br \/>\nUnlock and relock Zero Scope Angle.<\/strong><\/p>\n<p>Do those three things, and your dope will be dead\u2011on every time.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ready_to_upgrade_your_optics_setup\"><\/span><strong>Ready to upgrade your\u00a0<a title=\"FFP vs. SFP Rifle Scopes: What You Need to Know Before You Buy\" href=\"https:\/\/tractoptics.com\/videosview\/ffp-vs-sfp-rifle-scopes-what-you-need-to-know-before-you-buy\/\" target=\"_blank\" rel=\"noopener\" data-ilj-link-preview=\"true\" data-featured-image=\"https:\/\/bunny-wp-pullzone-a5k5zuxa92.b-cdn.net\/wp-content\/uploads\/2022\/08\/IMG_4323-300x200.jpg\" data-excerpt=\"FFP vs. SFP Rifle Scopes: What You Need to Know Before You Buy. 1950If you\u2019re stepping into the world of rifle optics\u2014whether for precision rimfire, long-range shooting, or hunting\u2014you\u2019ve likely encountered the terms first focal plane (FFP) and second focal plane (SFP). And if you\u2019ve felt overwhelmed by the jargon, you\u2019re not alone.\" aria-expanded=\"false\">optics<\/a>\u00a0<a title=\"TRACT TORIC 30mm 1-8x24 LPVO Throw Lever installation\" href=\"https:\/\/tractoptics.com\/blog\/tract-toric-30mm-1-8x24-lpvo-throw-lever-installation\/\" target=\"_blank\" rel=\"noopener\" data-ilj-link-preview=\"true\" data-featured-image=\"\" data-excerpt=\"Whether you&#039;re preparing for your first precision rifle competition or upgrading your hunting setup, installing a throw lever on your TRACT TORIC 30mm 1-8x24 LPVO can dramatically improve your speed and accuracy in the field.\" aria-expanded=\"false\">setup<\/a>?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Phone:\u00a0<strong>631-662-7354<\/strong>\u00a0| Email:\u00a0<strong><a href=\"mailto:support@tractoptics.com\">support@tractoptics.com<\/a><\/strong>\u00a0|\u00a0<a href=\"https:\/\/tractoptics.com\/\" target=\"_blank\" rel=\"noopener\"><strong>Live Chat<\/strong>\u00a0Available<\/a><\/p>\n<p><em>See what others are saying on Trustpilot:<\/em><\/p>\n<p style=\"text-align: center;\"><a style=\"text-align: center; text-decoration: none;\" href=\"https:\/\/www.trustpilot.com\/review\/tractoptics.com?utm_medium=Trustbox&amp;utm_source=EmailNewsletter3\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" class=\"alignleft\" src=\"https:\/\/emailsignature.trustpilot.com\/newsletter\/en-US\/3\/5fc7afaa58a6e200016f0dfc\/520\/170\/light@2x.png?stars=5,4,3,2,1&amp;fontSize=default\" alt=\"\" width=\"520\" height=\"170\" border=\"0\" title=\"\"><\/a><\/p>\n<figure id=\"attachment_10334\" aria-describedby=\"caption-attachment-10334\" style=\"width: 600px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/tractoptics.com\/toric-uhd-4-5-30x56-34mm-ffp-mrad-elr-extreme-long-range-rifle-scope\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-10334\" src=\"https:\/\/blog.tractoptics.com\/wp-content\/uploads\/2026\/05\/resize-2-1024x768.jpg\" alt=\"Rechecking Zero\" width=\"600\" height=\"450\" title=\"\"><\/a><figcaption id=\"caption-attachment-10334\" class=\"wp-caption-text\">Rechecking Zero &#8211; Match Day Prep is Key!<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"PRS_Match%E2%80%91Day_Checklist_The_%E2%80%9CDont_Lose_Points_to_Dumb_Stuff%E2%80%9D\"><\/span><strong><span style=\"color: #f25c10;\">PRS Match\u2011Day Checklist:<\/span> The \u201cDon\u2019t Lose Points to Dumb Stuff\u201d\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><em>A practical, field-tested workflow for competitive shooters running Eagle Ballistics<\/em><\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Arrival_at_the_Range_Before_You_Even_Unload_the_Truck_%E2%80%93_Rechecking_Zero\"><\/span><strong><span style=\"color: #f25c10;\">1.<\/span> Arrival at the Range (Before You Even Unload the Truck) &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>These steps prevent 90% of the \u201cmy dope was off\u201d texts James gets.<\/p>\n<ul>\n<li><strong>Check your torque<\/strong>\n<ul>\n<li>Action screws<\/li>\n<li>Scope rings<\/li>\n<li>Arca rail<\/li>\n<li>Bipod<\/li>\n<li>Anything that can loosen during travel<\/li>\n<\/ul>\n<\/li>\n<li><strong>Confirm your rifle is at ambient temperature<\/strong><br \/>\nCold truck \u2192 warm range = shifting zero.<\/li>\n<li><strong>Update atmospherics in Eagle Ballistics<\/strong>\n<ul>\n<li>Temp<\/li>\n<li>Pressure<\/li>\n<li>Humidity<\/li>\n<li>Density altitude<br \/>\nLet the app know where you actually are.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"2_Zero_Check_Non%E2%80%91Negotiable_%E2%80%93_Rechecking_Zero\"><\/span><strong><span style=\"color: #f25c10;\">2.<\/span> Zero Check (Non\u2011Negotiable) &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This is the #1 cause of misses. Do it even if you zeroed yesterday.<\/p>\n<ul>\n<li><strong>Fire a clean 3\u20135 round group at 100<\/strong><\/li>\n<li><strong>Confirm point of impact<\/strong>\n<ul>\n<li>If it moved, adjust<\/li>\n<li>If it didn\u2019t move, good \u2014 but don\u2019t skip the check<\/li>\n<\/ul>\n<\/li>\n<li><strong>Reconfirm parallax<\/strong><br \/>\nParallax error = misses on small plates.<\/li>\n<li><strong>Verify your scope is level<\/strong><br \/>\nA canted rifle introduces elevation and wind error.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"3_Velocity_Confirmation_If_Needed\"><\/span><strong><span style=\"color: #f25c10;\">3.<\/span> Velocity Confirmation (If Needed)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your rifle has been sitting, traveling, or shooting in different temps, velocity can drift.<\/p>\n<ul>\n<li><strong>Shoot a quick 5\u2011shot string over a chrono<\/strong><\/li>\n<li><strong>If velocity changed:<\/strong>\n<ul>\n<li>Enter new velocity in Eagle Ballistics<\/li>\n<li><strong>Unlock Zero Scope Angle Lock<\/strong><\/li>\n<li><strong>Relock Zero Scope Angle Lock<\/strong><br \/>\nThis step alone fixes nearly every \u201cI was a tenth off\u201d complaint.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"4_Build_Your_Match_Profile_in_Eagle_Ballistics\"><\/span><strong><span style=\"color: #f25c10;\">4.<\/span> Build Your Match Profile in Eagle Ballistics<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Do this before the first stage so you\u2019re not scrambling.<\/p>\n<ul>\n<li><strong>Create all stages in PRS Mode<\/strong>\n<ul>\n<li>Up to six targets per stage<\/li>\n<li>Name targets clearly (T1, T2, KYL, Mover, etc.)<\/li>\n<\/ul>\n<\/li>\n<li><strong>Range every target<\/strong>\n<ul>\n<li>Use your LRF<\/li>\n<li>Confirm with a buddy if needed<\/li>\n<\/ul>\n<\/li>\n<li><strong>Capture inclination and azimuth<\/strong>\n<ul>\n<li>This matters more than people think<\/li>\n<\/ul>\n<\/li>\n<li><strong>Set wind direction and bracket<\/strong>\n<ul>\n<li>Lock relative wind if the wind is consistent<\/li>\n<li>Add wind variance if it\u2019s gusty<\/li>\n<\/ul>\n<\/li>\n<li><strong>Add movers<\/strong> (if applicable)\n<ul>\n<li>Speed<\/li>\n<li>Direction<\/li>\n<li>Angle<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"5_Pre%E2%80%91Stage_Prep_The_60%E2%80%91Second_Routine_%E2%80%93_Rechecking_Zero\"><\/span><strong><span style=\"color: #f25c10;\">5.<\/span> Pre\u2011Stage Prep (The 60\u2011Second Routine) &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This is where top shooters separate themselves.<\/p>\n<ul>\n<li><strong>Confirm your dope for each target<\/strong>\n<ul>\n<li>Quickly glance at elevation and wind<\/li>\n<\/ul>\n<\/li>\n<li><strong>Check your mag<\/strong>\n<ul>\n<li>Round count<\/li>\n<li>Orientation<\/li>\n<li>No damaged rounds<\/li>\n<\/ul>\n<\/li>\n<li><strong>Check your rifle<\/strong>\n<ul>\n<li>Bolt cycles smoothly<\/li>\n<li>Turrets are on zero<\/li>\n<li>Parallax set for first target<\/li>\n<\/ul>\n<\/li>\n<li><strong>Check your bag + gear<\/strong>\n<ul>\n<li>Bag height matches the prop<\/li>\n<li>Tripod ready (if allowed)<\/li>\n<li>Timer reset<\/li>\n<\/ul>\n<\/li>\n<li><strong>Visualize the stage flow<\/strong>\n<ul>\n<li>Positions<\/li>\n<li>Target order<\/li>\n<li>Transitions<\/li>\n<li>Where you\u2019ll breathe<\/li>\n<li>Where you\u2019ll break shots<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"6_On_the_Line_Right_Before_the_Beep_%E2%80%93_Rechecking_Zero\"><\/span><strong><span style=\"color: #f25c10;\">6.<\/span> On the Line (Right Before the Beep) &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This is where nerves ruin good shooters.<\/p>\n<ul>\n<li><strong>Dial elevation for T1<\/strong><\/li>\n<li><strong>Hold wind \u2014 don\u2019t dial it<\/strong><\/li>\n<li><strong>Confirm parallax one more time<\/strong><\/li>\n<li><strong>Check your bubble level<\/strong><\/li>\n<li><strong>Get stable before the timer starts<\/strong><\/li>\n<li><strong>Exhale and relax your shoulders<\/strong><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"7_After_Each_Stage_The_Reset_%E2%80%93_Rechecking_Zero\"><\/span><strong><span style=\"color: #f25c10;\">7.<\/span> After Each Stage (The Reset) &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This keeps your match from spiraling.<\/p>\n<ul>\n<li><strong>Return turrets to zero<\/strong><\/li>\n<li><strong>Check your rifle for impacts or bumps<\/strong><\/li>\n<li><strong>Update wind if conditions changed<\/strong><\/li>\n<li><strong>Review your hits\/misses<\/strong>\n<ul>\n<li>Was it wind?<\/li>\n<li>Was it position?<\/li>\n<li>Was it a tenth off?<br \/>\nIf it was a tenth off, revisit zero or velocity.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"8_Mid%E2%80%91Match_Zero_Check_Optional_but_Smart_%E2%80%93_Rechecking_Zero\"><\/span><strong><span style=\"color: #f25c10;\">8.<\/span> Mid\u2011Match Zero Check (Optional but Smart) &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If you\u2019re shooting a two\u2011day match or conditions shift dramatically:<\/p>\n<ul>\n<li><strong>Shoot a quick 1\u20132 round confirmation<\/strong><\/li>\n<li><strong>If POI moved:<\/strong>\n<ul>\n<li>Adjust<\/li>\n<li>Update Eagle Ballistics<\/li>\n<li>Relock Zero Scope Angle<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>This is how you avoid the \u201cmy rifle fell off a prop and I didn\u2019t realize it\u201d disaster.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_PRS_Shooters_Golden_Rule_%E2%80%93_Rechecking_Zero\"><\/span><strong>The PRS Shooter\u2019s Golden Rule &#8211; Rechecking Zero<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>If your data is off by a tenth, it\u2019s almost always your zero or your velocity \u2014 not the app.<\/strong><\/p>\n<p>Recheck zero.<br \/>\nUpdate velocity.<br \/>\nUnlock and relock Zero Scope Angle.<\/p>\n<p>Do those three things and your dope will be rock solid all day.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rechecking Zero: The #1 Accuracy Fix PRS Shooters Overlook.\u00a0If you\u2019re missing by a tenth in a PRS stage, the problem is almost never your dope, your app, or your rifle. It\u2019s your zero. And James Eagleman has seen it hundreds of times.<\/p>\n","protected":false},"author":1003,"featured_media":12855,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3616],"tags":[4682,4683,4684,4685,4686,4687,4688,4689,3735,4690,4691,4692,4693,4104,4694,4695,4696,4697,4698,4699,4700,4701,4702,4703],"class_list":["post-12850","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-eagleman","tag-best-prs-shooting-tips","tag-competitive-shooting-checklist","tag-how-to-fix-bad-dope","tag-how-to-prepare-for-prs-match","tag-long-range-dope-validation","tag-long-range-misses-explained","tag-long-range-rifle-accuracy","tag-long-range-troubleshooting-guide","tag-long-range-shooting-tips","tag-match-day-rifle-prep","tag-precision-rifle-accuracy-issues","tag-precision-rifle-fundamentals","tag-precision-rifle-mistakes","tag-precision-rifle-setup","tag-precision-rifle-zero","tag-prs-accuracy-problems","tag-prs-accuracy-tips","tag-prs-match-prep","tag-prs-stage-prep","tag-recheck-your-zero","tag-rifle-shooting-a-tenth-off","tag-rifle-zero-shift","tag-why-is-my-dope-off","tag-why-my-rifle-zero-shifts"],"_links":{"self":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts\/12850","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/users\/1003"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/comments?post=12850"}],"version-history":[{"count":1,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts\/12850\/revisions"}],"predecessor-version":[{"id":12854,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/posts\/12850\/revisions\/12854"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/media\/12855"}],"wp:attachment":[{"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/media?parent=12850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/categories?post=12850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.tract-optics.co.za\/wp-json\/wp\/v2\/tags?post=12850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}