diff --git a/src/lib/mapData.js b/src/lib/mapData.js
index bf41d91..1dfe65f 100644
--- a/src/lib/mapData.js
+++ b/src/lib/mapData.js
@@ -3,6 +3,7 @@ let overlayItaly = "https://maptiler.infoplaza.io/api/maps/Border/static/11.69,4
 let overlayEurope = "https://maptiler.infoplaza.io/api/maps/Border/static/8.24,49.41,4.2/1560x1560.png?attribution=false";
 let mese = new Date().getUTCMonth() + 1;
 let giorno = new Date().getUTCDate();
+let ieri = giorno - 1
 let anno = new Date().getFullYear();
 var offset = new Date().getTimezoneOffset() / 60;
 var minuti = new Date().getMinutes()
@@ -56,6 +57,18 @@ function getUrl(mapStyle, region, i, ora) {
     } else if (region == "europe") {
         zone = "/5/8/14/14/20";
     }
+    console.log(time.substring(0, 2), giorno, ieri)
+    if (parseInt(time.substring(0, 2)) >= 20 && parseInt(time.substring(0, 2)) < 24) {
+        if (giorno - 1 == ieri) {
+            giorno = giorno - 1
+        }
+    } else if (parseInt(time.substring(0, 2)) >= 24) {
+        if (giorno = ieri ){
+            giorno = giorno + 1
+        }
+        time = `0${(time.substring(0, 2)-24)*-1}${time.substring(2)}`
+        console.log(time)
+    }
 
     let url =
         base +
diff --git a/src/lib/maps/radar.svelte b/src/lib/maps/radar.svelte
index e71517b..0a4b295 100644
--- a/src/lib/maps/radar.svelte
+++ b/src/lib/maps/radar.svelte
@@ -14,6 +14,7 @@
   let playpause = true;
   let value = "0";
   let sourceIndex = 0;
+  let y = sourceIndex;
   let source: string = "";
   let sourceTime: string = "";
   let sources: Array<{ url: string; time: string }> = [];
@@ -22,6 +23,9 @@
   getUrls("radarsatellite-europe", "italy");
   function getUrls(type: string, region: string): void {
     for (let i = 0; i <= stepNum - 3; i++) {
+      if (ora < 0) {
+        ora = 24 + ora;
+      }
       if (minutes[sourceIndex] === "00") {
         ora++;
       }
@@ -31,7 +35,6 @@
       if (sourceIndex >= minutes.length) {
         sourceIndex -= minutes.length;
       }
-
       const url = getUrl(type, region, sourceIndex, ora);
       sources.push({ url: url["url"], time: `${ora}${minutes[sourceIndex]}` });
       sourceIndex++;
@@ -51,8 +54,11 @@
       stopLoop();
       const { url, time } = sources[sourceIndex];
       source = url;
-      const hours = time.substring(0, 2);
+      let hours = time.substring(0, 2);
       const minutes = time.substring(2, 4);
+      if (parseInt(hours) + offset >= 24) {
+        hours = String(parseInt(hours) - 24);
+      }
       sourceTime = `${parseInt(hours, 10) + offset}:${minutes}`;
     }
   }
@@ -76,8 +82,6 @@
     }
   }
 
-  let y = 0;
-
   const loopFunction = (): void => {
     if (showmap) {
       if (y >= sources.length) {
diff --git a/src/lib/maps/satellite.svelte b/src/lib/maps/satellite.svelte
index e7687fe..6718cf7 100644
--- a/src/lib/maps/satellite.svelte
+++ b/src/lib/maps/satellite.svelte
@@ -24,6 +24,9 @@
 
   function getUrls(type: string, region: string): void {
     for (let i = 0; i <= stepNum; i++) {
+      if (ora < 0) {
+        ora = 24 + ora;
+      }
       if (minutes[sourceIndex] === "00") {
         ora++;
       }
diff --git a/src/lib/maps/satelliteEurope.svelte b/src/lib/maps/satelliteEurope.svelte
index 922e6d9..c1b088e 100644
--- a/src/lib/maps/satelliteEurope.svelte
+++ b/src/lib/maps/satelliteEurope.svelte
@@ -14,6 +14,7 @@
   let playpause = true;
   let value = "0";
   let sourceIndex = 0;
+  let y = sourceIndex;
   let source: string = "";
   let sourceTime: string = "";
   let sources: Array<{ url: string; time: string }> = [];
@@ -23,6 +24,9 @@
 
   function getUrls(type: string, region: string): void {
     for (let i = 0; i <= stepNum; i++) {
+      if (ora < 0) {
+        ora = 24 + ora;
+      }
       if (minutes[sourceIndex] === "00") {
         ora++;
       }
@@ -32,7 +36,6 @@
       if (sourceIndex >= minutes.length) {
         sourceIndex -= minutes.length;
       }
-
       const url = getUrl(type, region, sourceIndex, ora);
       sources.push({ url: url["url"], time: `${ora}${minutes[sourceIndex]}` });
       sourceIndex++;
@@ -52,8 +55,11 @@
       stopLoop();
       const { url, time } = sources[sourceIndex];
       source = url;
-      const hours = time.substring(0, 2);
+      let hours = time.substring(0, 2);
       const minutes = time.substring(2, 4);
+      if (parseInt(hours) + offset >= 24) {
+        hours = String(parseInt(hours) - 24);
+      }
       sourceTime = `${parseInt(hours, 10) + offset}:${minutes}`;
     }
   }
@@ -77,8 +83,6 @@
     }
   }
 
-  let y = 0;
-
   const loopFunction = (): void => {
     if (showmap) {
       if (y >= sources.length) {