diff --git a/gui/package-lock.json b/gui/package-lock.json
index 5fa1280d..b15d32a5 100644
--- a/gui/package-lock.json
+++ b/gui/package-lock.json
@@ -12,9 +12,10 @@
       "dependencies": {
         "bootstrap": "^5.0.1",
         "chart.js": "^3.5.0",
-        "yarn": "^1.22.11"
+        "qth-locator": "^2.1.0"
       },
       "devDependencies": {
+        "electron": "12.0.7",
         "electron-builder": "^22.11.7"
       }
     },
@@ -35,6 +36,69 @@
         "url": "https://opencollective.com/webpack"
       }
     },
+    "node_modules/@electron/get": {
+      "version": "1.12.4",
+      "resolved": "https://registry.npmjs.org/@electron/get/-/get-1.12.4.tgz",
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+      "dev": true,
+      "dependencies": {
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+        "env-paths": "^2.2.0",
+        "fs-extra": "^8.1.0",
+        "got": "^9.6.0",
+        "progress": "^2.0.3",
+        "semver": "^6.2.0",
+        "sumchecker": "^3.0.1"
+      },
+      "engines": {
+        "node": ">=8.6"
+      },
+      "optionalDependencies": {
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+        "global-tunnel-ng": "^2.7.1"
+      }
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+    "node_modules/@electron/get/node_modules/fs-extra": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-8.1.0.tgz",
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+      "dev": true,
+      "dependencies": {
+        "graceful-fs": "^4.2.0",
+        "jsonfile": "^4.0.0",
+        "universalify": "^0.1.0"
+      },
+      "engines": {
+        "node": ">=6 <7 || >=8"
+      }
+    },
+    "node_modules/@electron/get/node_modules/jsonfile": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
+      "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
+      "dev": true,
+      "optionalDependencies": {
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+    },
+    "node_modules/@electron/get/node_modules/semver": {
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+      "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
+      "dev": true,
+      "bin": {
+        "semver": "bin/semver.js"
+      }
+    },
+    "node_modules/@electron/get/node_modules/universalify": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
+      "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==",
+      "dev": true,
+      "engines": {
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+      }
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       "resolved": "https://registry.npmjs.org/@electron/universal/-/universal-1.0.5.tgz",
@@ -473,6 +537,13 @@
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+      "resolved": "https://registry.npmjs.org/boolean/-/boolean-3.1.2.tgz",
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+      "dev": true,
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       "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-5.1.0.tgz",
@@ -592,6 +663,15 @@
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+      "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
+      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
+      "dev": true,
+      "engines": {
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@@ -867,6 +947,39 @@
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+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz",
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+      "dev": true,
+      "engines": [
+        "node >= 0.8"
+      ],
+      "dependencies": {
+        "buffer-from": "^1.0.0",
+        "inherits": "^2.0.3",
+        "readable-stream": "^2.2.2",
+        "typedarray": "^0.0.6"
+      }
+    },
+    "node_modules/config-chain": {
+      "version": "1.1.13",
+      "resolved": "https://registry.npmjs.org/config-chain/-/config-chain-1.1.13.tgz",
+      "integrity": "sha512-qj+f8APARXHrM0hraqXYb2/bOVSV4PvJQlNZ/DVj0QrmNM2q2euizkeuVckQ57J+W0mRH6Hvi+k50M4Jul2VRQ==",
+      "dev": true,
+      "optional": true,
+      "dependencies": {
+        "ini": "^1.3.4",
+        "proto-list": "~1.2.1"
+      }
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+    "node_modules/config-chain/node_modules/ini": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.8.tgz",
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+      "dev": true,
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       "resolved": "https://registry.npmjs.org/configstore/-/configstore-5.0.1.tgz",
@@ -884,12 +997,23 @@
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+    "node_modules/core-js": {
+      "version": "3.16.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.16.0.tgz",
+      "integrity": "sha512-5+5VxRFmSf97nM8Jr2wzOwLqRo6zphH2aX+7KsAUONObyzakDNq2G/bgbhinxB4PoV9L3aXQYhiDKyIKWd2c8g==",
+      "dev": true,
+      "hasInstallScript": true,
+      "optional": true,
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/core-js"
+      }
+    },
     "node_modules/core-util-is": {
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       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
-      "dev": true,
-      "optional": true
+      "dev": true
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     "node_modules/crc": {
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@@ -968,6 +1092,26 @@
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       "dev": true
     },
+    "node_modules/define-properties": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
+      "integrity": "sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==",
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+      "optional": true,
+      "dependencies": {
+        "object-keys": "^1.0.12"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
+    "node_modules/detect-node": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/detect-node/-/detect-node-2.1.0.tgz",
+      "integrity": "sha512-T0NIuQpnTvFDATNuHN5roPwSBG83rFsuO+MXXH9/3N1eFbn4wcPjttvjMLEPWJ0RGUYgQE7cGgS3tNxbqCGM7g==",
+      "dev": true,
+      "optional": true
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@@ -1100,6 +1244,24 @@
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+    "node_modules/electron": {
+      "version": "12.0.7",
+      "resolved": "https://registry.npmjs.org/electron/-/electron-12.0.7.tgz",
+      "integrity": "sha512-722TZNKDuLpEmj96AzTYFKHaJEH98xgOBH0aldStaPXI1xDFfb9SJQQuirvwFlkwG5OqQdz6Ne3OwwJ7Dbs5nQ==",
+      "dev": true,
+      "hasInstallScript": true,
+      "dependencies": {
+        "@electron/get": "^1.0.1",
+        "@types/node": "^14.6.2",
+        "extract-zip": "^1.0.3"
+      },
+      "bin": {
+        "electron": "cli.js"
+      },
+      "engines": {
+        "node": ">= 8.6"
+      }
+    },
     "node_modules/electron-builder": {
       "version": "22.11.7",
       "resolved": "https://registry.npmjs.org/electron-builder/-/electron-builder-22.11.7.tgz",
@@ -1142,12 +1304,28 @@
         "mime": "^2.5.2"
       }
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+    "node_modules/electron/node_modules/@types/node": {
+      "version": "14.17.9",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.17.9.tgz",
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+      "dev": true
+    },
     "node_modules/emoji-regex": {
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       "dev": true
     },
+    "node_modules/encodeurl": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
+      "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=",
+      "dev": true,
+      "optional": true,
+      "engines": {
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+      }
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@@ -1157,6 +1335,22 @@
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+    "node_modules/env-paths": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/env-paths/-/env-paths-2.2.1.tgz",
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+      "dev": true,
+      "engines": {
+        "node": ">=6"
+      }
+    },
+    "node_modules/es6-error": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/es6-error/-/es6-error-4.1.1.tgz",
+      "integrity": "sha512-Um/+FxMr9CISWh0bi5Zv0iOD+4cFh5qLeks1qhAopKVAJw3drgKbKySikp7wGhDL0HPeaja0P5ULZrxLkniUVg==",
+      "dev": true,
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@@ -1184,6 +1378,36 @@
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+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/extract-zip/-/extract-zip-1.7.0.tgz",
+      "integrity": "sha512-xoh5G1W/PB0/27lXgMQyIhP5DSY/LhoCsOyZgb+6iMmRtCwVBo55uKaMoEYrDCKQhWvqEip5ZPKAc6eFNyf/MA==",
+      "dev": true,
+      "dependencies": {
+        "concat-stream": "^1.6.2",
+        "debug": "^2.6.9",
+        "mkdirp": "^0.5.4",
+        "yauzl": "^2.10.0"
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+      "bin": {
+        "extract-zip": "cli.js"
+      }
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+    "node_modules/extract-zip/node_modules/debug": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
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+      "dev": true,
+      "dependencies": {
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+      }
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+    "node_modules/extract-zip/node_modules/ms": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
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+    "node_modules/fd-slicer": {
+      "version": "1.1.0",
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@@ -1276,6 +1509,25 @@
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       }
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+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/global-agent/-/global-agent-2.2.0.tgz",
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+      "dev": true,
+      "optional": true,
+      "dependencies": {
+        "boolean": "^3.0.1",
+        "core-js": "^3.6.5",
+        "es6-error": "^4.1.1",
+        "matcher": "^3.0.0",
+        "roarr": "^2.15.3",
+        "semver": "^7.3.2",
+        "serialize-error": "^7.0.1"
+      },
+      "engines": {
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@@ -1291,6 +1543,38 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
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+    "node_modules/global-tunnel-ng": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/global-tunnel-ng/-/global-tunnel-ng-2.7.1.tgz",
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+      "dev": true,
+      "optional": true,
+      "dependencies": {
+        "encodeurl": "^1.0.2",
+        "lodash": "^4.17.10",
+        "npm-conf": "^1.1.3",
+        "tunnel": "^0.0.6"
+      },
+      "engines": {
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+    "node_modules/globalthis": {
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+      "resolved": "https://registry.npmjs.org/globalthis/-/globalthis-1.0.2.tgz",
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+      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
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@@ -1760,6 +2057,32 @@
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+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/matcher/-/matcher-3.0.0.tgz",
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+      },
+      "engines": {
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+      "dev": true,
+      "optional": true,
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
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+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
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+      "dependencies": {
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+    "sumchecker": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/sumchecker/-/sumchecker-3.0.1.tgz",
+      "integrity": "sha512-MvjXzkz/BOfyVDkG0oFOtBxHX2u3gKbMHIF/dXblZsgD3BWOFLmHovIpZY7BykJdAjcqRCBi1WYBNdEC9yI7vg==",
+      "dev": true,
+      "requires": {
+        "debug": "^4.1.0"
+      }
+    },
     "supports-color": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
@@ -4455,12 +5397,25 @@
         "utf8-byte-length": "^1.0.1"
       }
     },
+    "tunnel": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/tunnel/-/tunnel-0.0.6.tgz",
+      "integrity": "sha512-1h/Lnq9yajKY2PEbBadPXj3VxsDDu844OnaAo52UVmIzIvwwtBPIuNvkjuzBlTWpfJyUbG3ez0KSBibQkj4ojg==",
+      "dev": true,
+      "optional": true
+    },
     "type-fest": {
       "version": "0.20.2",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.20.2.tgz",
       "integrity": "sha512-Ne+eE4r0/iWnpAxD852z3A+N0Bt5RN//NjJwRd2VFHEmrywxf5vsZlh4R6lixl6B+wz/8d+maTSAkN1FIkI3LQ==",
       "dev": true
     },
+    "typedarray": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
+      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
+      "dev": true
+    },
     "typedarray-to-buffer": {
       "version": "3.1.5",
       "resolved": "https://registry.npmjs.org/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz",
@@ -4548,6 +5503,12 @@
       "integrity": "sha1-9F8VDExm7uloGGUFq5P8u4rWv2E=",
       "dev": true
     },
+    "util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
+    },
     "verror": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
@@ -4780,10 +5741,15 @@
       "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
       "dev": true
     },
-    "yarn": {
-      "version": "1.22.11",
-      "resolved": "https://registry.npmjs.org/yarn/-/yarn-1.22.11.tgz",
-      "integrity": "sha512-AWje4bzqO9RUn3sdnM5N8n4ZJ0BqCc/kqFJvpOI5/EVkINXui0yuvU7NDCEF//+WaxHuNay2uOHxA4+tq1P3cg=="
+    "yauzl": {
+      "version": "2.10.0",
+      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
+      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
+      "dev": true,
+      "requires": {
+        "buffer-crc32": "~0.2.3",
+        "fd-slicer": "~1.1.0"
+      }
     }
   }
 }
diff --git a/gui/package.json b/gui/package.json
index 3ce7a9a9..b1f13eae 100644
--- a/gui/package.json
+++ b/gui/package.json
@@ -44,10 +44,11 @@
   "homepage": "https://github.com/DJ2LS/codec2-FreeDATA#readme",
   "dependencies": {
     "bootstrap": "^5.0.1",
-    "chart.js": "^3.5.0"
-      },
+    "chart.js": "^3.5.0",
+    "qth-locator": "^2.1.0"
+  },
   "devDependencies": {
-    "electron-builder": "^22.11.7",
-    "electron": "12.0.7"
+    "electron": "12.0.7",
+    "electron-builder": "^22.11.7"
   }
 }
diff --git a/gui/preload-main.js b/gui/preload-main.js
index 5eb5e8a0..d123b040 100644
--- a/gui/preload-main.js
+++ b/gui/preload-main.js
@@ -7,6 +7,8 @@ const {
 } = require('electron');
 const fs = require('fs');
 
+const { locatorToLatLng, distance, bearingDistance, latLngToLocator } = require('qth-locator');
+
 
 // START INTERVALL COMMAND EXECUTION FOR STATES
 setInterval(daemon.getDaemonState, 1000)
@@ -375,8 +377,20 @@ ipcRenderer.on('action-update-tnc-state', (event, arg) => {
         // first we update the PING window
         console.log(document.getElementById("dxCall").value)
         if (arg.stations[i]['DXCALLSIGN'] == document.getElementById("dxCall").value) {
-            document.getElementById("pingDistance").innerHTML = arg.stations[i]['DXGRID']
-            document.getElementById("pingDB").innerHTML = arg.stations[i]['SNR']
+            var dxGrid = arg.stations[i]['DXGRID']
+            var myGrid = document.getElementById("myGrid").value 
+try {   
+    var dist = parseInt(distance(myGrid, dxGrid)) + ' km';
+    document.getElementById("pingDistance").innerHTML = dist
+
+        } catch {
+         document.getElementById("pingDistance").innerHTML = '---'
+        }            
+                        document.getElementById("pingDB").innerHTML = arg.stations[i]['SNR']
+
+
+
+
 
         }
 
@@ -410,11 +424,24 @@ ipcRenderer.on('action-update-tnc-state', (event, arg) => {
         dxGridText.innerText = arg.stations[i]['DXGRID']
         dxGrid.appendChild(dxGridText);
 
+        var gridDistance = document.createElement("td");
+        var gridDistanceText = document.createElement('span');
+        
+        try{
+            gridDistanceText.innerText = parseInt(distance(document.getElementById("myGrid").value, arg.stations[i]['DXGRID'])) + ' km';
+        } catch {
+         gridDistanceText.innerText = '---'
+        }
+        gridDistance.appendChild(gridDistanceText);    
 
         var dataType = document.createElement("td");
         var dataTypeText = document.createElement('span');
         dataTypeText.innerText = arg.stations[i]['DATATYPE']
         dataType.appendChild(dataTypeText);
+
+    
+        
+        
         
         if(dataTypeText.innerText == 'CQ CQ CQ'){
             row.classList.add("table-success");
@@ -441,10 +468,11 @@ ipcRenderer.on('action-update-tnc-state', (event, arg) => {
         var snrText = document.createElement('span');
         snrText.innerText = arg.stations[i]['SNR']
         snr.appendChild(snrText);
-
+        
         row.appendChild(timestamp);
         row.appendChild(dxCall);
         row.appendChild(dxGrid);
+        row.appendChild(gridDistance);
         row.appendChild(dataType);
         row.appendChild(snr);