diff --git a/T1000/TTN/SenseCAP_T1000_TTN_Decoder.js b/T1000/TTN/SenseCAP_T1000_TTN_Decoder.js
index 8044f1b..a3e1e8a 100644
--- a/T1000/TTN/SenseCAP_T1000_TTN_Decoder.js
+++ b/T1000/TTN/SenseCAP_T1000_TTN_Decoder.js
@@ -1,3 +1,6 @@
+// Added Longitude/ Latitude in decoded_payload in order to use ttnmapper.org
+// 03.10.2023 / steffen@grau-zone.online
+
 function decodeUplink (input) {
     const bytes = input['bytes']
     const fport = parseInt(input['fPort'])
@@ -37,7 +40,9 @@ function decodeUplink (input) {
             }
         }
         if (elements.length > 0) {
-            decoded.messages.push(elements)
+                elements.push(element);
+                if (element.measurementId === "4197") { decoded.longitude = element.measurementValue };
+                if (element.measurementId === "4198") { decoded.latitude = element.measurementValue }
         }
     }
     // decoded.messages = measurement
@@ -843,4 +848,4 @@ function loraWANV2PositiveDataFormat (str, divisor = 1) {
     let strReverse = bigEndianTransform(str)
     let str2 = toBinary(strReverse)
     return parseInt(str2, 2) / divisor
-}
\ No newline at end of file
+}