From 02c19bdf26f52106dd8f2df5a9a24a2299c6955f Mon Sep 17 00:00:00 2001
From: rekterakathom <30532050+rekterakathom@users.noreply.github.com>
Date: Tue, 23 Dec 2025 22:51:15 +0200
Subject: [PATCH 1/2] Add ballistic data for 12g slug

---
 addons/ballistics/CfgAmmo.hpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/addons/ballistics/CfgAmmo.hpp b/addons/ballistics/CfgAmmo.hpp
index 5e7592860e5..2c542b19259 100644
--- a/addons/ballistics/CfgAmmo.hpp
+++ b/addons/ballistics/CfgAmmo.hpp
@@ -110,6 +110,19 @@ class CfgAmmo {
     };
 
     class B_12Gauge_Slug: BulletBase {
+        // Based roughly off of a generalization of a 12/70 foster slug
+        ACE_caliber = 17.5;
+        ACE_bulletLength = 38;
+        ACE_bulletMass = 28.35; // 1 oz
+        ACE_ballisticCoefficients[] = {0.11};
+        ACE_dragModel = 1;
+        ACE_muzzleVelocityVariationSD = 2;
+        ACE_velocityBoundaries[] = {};
+        ACE_standardAtmosphere = "ASM";
+
+        ACE_muzzleVelocities[]={427, 480}; // Could use more data
+        ACE_barrelLengths[] = {457, 609.6};
+
         //caliber = 3; //too high, ~20mm of RHA (450*3*15/1000=20), ~64mm metal
         caliber = 1.037; //~7mm RHA, ~22.4mm metal, probably still too high though as RHA is hardened.
     };

From 14347151574a04e43ad025f096f182b233e4884b Mon Sep 17 00:00:00 2001
From: rekterakathom <30532050+rekterakathom@users.noreply.github.com>
Date: Thu, 25 Dec 2025 16:24:18 +0200
Subject: [PATCH 2/2] Add more muzzle velocity data

---
 addons/ballistics/CfgAmmo.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/addons/ballistics/CfgAmmo.hpp b/addons/ballistics/CfgAmmo.hpp
index 2c542b19259..a95dffc8872 100644
--- a/addons/ballistics/CfgAmmo.hpp
+++ b/addons/ballistics/CfgAmmo.hpp
@@ -120,8 +120,8 @@ class CfgAmmo {
         ACE_velocityBoundaries[] = {};
         ACE_standardAtmosphere = "ASM";
 
-        ACE_muzzleVelocities[]={427, 480}; // Could use more data
-        ACE_barrelLengths[] = {457, 609.6};
+        ACE_muzzleVelocities[]={365.76, 381, 414.53, 426.72, 434.34, 441.96, 454.15, 455.68, 460.25};
+        ACE_barrelLengths[] = {215.9, 254, 317.5, 355.6, 457.2, 533.4, 609.6, 660.4, 711.2};
 
         //caliber = 3; //too high, ~20mm of RHA (450*3*15/1000=20), ~64mm metal
         caliber = 1.037; //~7mm RHA, ~22.4mm metal, probably still too high though as RHA is hardened.