diff --git a/lang/fr.json b/lang/fr.json
index e6947ed..f9a7b75 100644
--- a/lang/fr.json
+++ b/lang/fr.json
@@ -392,6 +392,20 @@
   "BOL.chat.nodamagesummary": "Aucun dégats n'a été subi ....",
   "BOL.chat.damageresume": "{name} a subi des blessures ...",
   "BOL.chat.fumblemessage": "Si vous acceptez les conséquences d'un echec catastrophique (au choix du MJ), vous pourrez bénéficier d'1 point d'Héroïsme supplémentaire",
+  "BOL.chat.rangeinfo": "Tir/Lancer de {attackerName} vers {defenderName}",
+  "BOL.chat.rangeweaponinfo": "Arme : {weaponName} - Portée de base {weaponRange}",
+  "BOL.chat.rangeout": "Modificateur : Hors de portée",
+  "BOL.chat.range0": "Modificateur : Bout portant (+1)",
+  "BOL.chat.range1": "Modificateur : Portée courte (0)",
+  "BOL.chat.range2": "Modificateur : Portée moyenne (-1)",
+  "BOL.chat.range3": "Modificateur : Portée longue (-2)",
+  "BOL.chat.range4": "Modificateur : Portée très longue (-4)",
+  "BOL.chat.range5": "Modificateur : Portée extrême (-6)",
+  "BOL.chat.range6": "Modificateur : Portée maximale (-8)",
+  "BOL.chat.rangeprefix": "Distance évaluée : ",
+  "BOL.chat.rangevisible": "La ligne de vue est dégagée entre les protagonistes.",
+  "BOL.chat.rangenotvisible": "La ligne de vue est bloquée entre les protagonistes.",
+  "BOL.chat.rangetitle": "Information MJ",
 
   "BOL.dialog.soeasy": "Inmanquable (+4)",
   "BOL.dialog.veryeasy": "Trés Facile (+2)",
diff --git a/module/controllers/bol-rolls.js b/module/controllers/bol-rolls.js
index 8a886c5..82e4a5a 100644
--- a/module/controllers/bol-rolls.js
+++ b/module/controllers/bol-rolls.js
@@ -67,6 +67,44 @@ export class BoLRoll {
       })
   }
 
+  /* -------------------------------------------- */
+  static async detectDistance( weapon, target ) {
+    let visible, dist
+    if (weapon.system.properties.ranged || weapon.system.properties.throwing) {
+      console.log("target", target, weapon)
+      visible = canvas.effects.visibility.testVisibility(target.center, { object: _token })
+      dist = Number(canvas.grid.measureDistances([{ ray: new Ray(_token.center, target.center) }], { gridSpaces: false })).toFixed(2)
+      let range = Number(weapon.system.properties.range)
+      let rangeMsg = "BOL.chat.rangeout"
+      if ( dist <= range) {
+        rangeMsg = "BOL.chat.range0"
+      } else if (dist < range*2) {
+        rangeMsg = "BOL.chat.range1"
+      } else if (dist < range*3) {
+        rangeMsg = "BOL.chat.range2"
+      } else if (dist < range*4) {
+        rangeMsg = "BOL.chat.range3"
+      } else if (dist < range*5) {
+        rangeMsg = "BOL.chat.range4"
+      } else if (dist < range*6) {
+        rangeMsg = "BOL.chat.range5"
+      } else if (dist < range*7) {
+        rangeMsg = "BOL.chat.range6"
+      }
+      ChatMessage.create({
+        content: await renderTemplate('systems/bol/templates/chat/chat-info-range.hbs', {
+          weapon: weapon,
+          attackerName: _token.actor.name,
+          defenderName: target.actor.name,
+          weaponRange: weapon.system.properties.range,
+          visible: visible,
+          distance: dist,
+          rangeMsg: rangeMsg
+        })
+      })
+    } 
+  }
+
   /* -------------------------------------------- */
   static weaponCheckWithWeapon(actor, weapon) {
 
@@ -76,6 +114,9 @@ export class BoLRoll {
     let attribute = eval(`actor.system.attributes.${weaponData.properties.attackAttribute}`)
     let aptitude = eval(`actor.system.aptitudes.${weaponData.properties.attackAptitude}`)
 
+    // Compute distance
+    this.detectDistance( weapon, target)
+
     // Manage specific case
     let fightOption = actor.getActiveFightOption()
     if (fightOption && fightOption.system.fightoptiontype == "fulldefense") {
diff --git a/system.json b/system.json
index 95b3ce6..c118c79 100644
--- a/system.json
+++ b/system.json
@@ -14,7 +14,7 @@
   ],
   "url": "https://www.uberwald.me/gitea/public/bol",
   "license": "LICENSE.txt",
-  "version": "10.2.0",
+  "version": "10.2.1",
   "compatibility": {
     "minimum": "10"
   },
@@ -192,7 +192,7 @@
   ],
   "socket": true,
   "manifest": "https://www.uberwald.me/gitea/public/bol/raw/v10/system.json",
-  "download": "https://www.uberwald.me/gitea/public/bol/archive/bol-v10.2.0.zip",
+  "download": "https://www.uberwald.me/gitea/public/bol/archive/bol-v10.2.1.zip",
   "background": "systems/images/map_lemurie.webp",
   "gridDistance": 1.5,
   "gridUnits": "m",
diff --git a/templates/chat/chat-info-range.hbs b/templates/chat/chat-info-range.hbs
new file mode 100644
index 0000000..5319ab6
--- /dev/null
+++ b/templates/chat/chat-info-range.hbs
@@ -0,0 +1,19 @@
+<div>
+  <img class="chat-icon" src="{{weapon.img}}" alt="{{weapon.name}}"/>
+  <h2 class="bad"><strong>{{localize "BOL.chat.rangetitle"}}</strong></h2> 
+</div>
+
+<div class="flexrow">
+
+  {{localize "BOL.chat.rangeinfo" attackerName=attackerName defenderName=defenderName}}
+  {{#if visible}}
+    <br>{{localize "BOL.chat.rangevisible"}}
+  {{else}}
+    <br>{{localize "BOL.chat.rangenotvisible"}}
+  {{/if}}
+  <br>{{localize "BOL.chat.rangeweaponinfo" weaponName=weapon.name weaponRange=weaponRange}} m.
+  <br>{{localize "BOL.chat.rangeprefix"}} {{distance}} m.
+  <br>{{localize rangeMsg}}
+
+</div>
+