diff --git a/web/src/components/StatusBanner.svelte b/web/src/components/StatusBanner.svelte
index 065d082..a7b76af 100644
--- a/web/src/components/StatusBanner.svelte
+++ b/web/src/components/StatusBanner.svelte
@@ -58,10 +58,11 @@
   // Simplified sun calculation (based on NOAA algorithm)
   function getSunTimes(date, lat, lon) {
     const rad = Math.PI / 180;
+    const longitude = -lon;
     const dayOfYear = getDayOfYear(date);
     
     // Fractional year
-    const gamma = (2 * Math.PI / 365) * (dayOfYear - 1 + (date.getHours() - 12) / 24);
+    const gamma = (2 * Math.PI / 365) * (dayOfYear - 1 + (date.getUTCHours() - 12) / 24);
     
     // Equation of time (minutes)
     const eqTime = 229.18 * (0.000075 + 0.001868 * Math.cos(gamma) - 0.032077 * Math.sin(gamma)
@@ -87,8 +88,8 @@
     const ha = Math.acos(cosHA) / rad; // Hour angle in degrees
     
     // Sunrise and sunset times in minutes from midnight UTC
-    const sunriseMinutes = 720 - 4 * (lon + ha) - eqTime;
-    const sunsetMinutes = 720 - 4 * (lon - ha) - eqTime;
+    const sunriseMinutes = 720 - 4 * (longitude + ha) - eqTime;
+    const sunsetMinutes = 720 - 4 * (longitude - ha) - eqTime;
     
     // Convert to local Date objects
     const sunriseDate = new Date(date);
@@ -98,6 +99,11 @@
     const sunsetDate = new Date(date);
     sunsetDate.setUTCHours(0, 0, 0, 0);
     sunsetDate.setUTCMinutes(sunsetMinutes);
+
+    console.log(
+    sunrise.toISOString(),
+    sunrise.toString()
+    );
     
     return { sunrise: sunriseDate, sunset: sunsetDate };
   }
@@ -312,7 +318,7 @@
         </span>
       {/if}
     {:else}
-      <span class="no-location">📍 Position non configurée</span>
+      <span class="no-location">📍 Position not set</span>
     {/if}
   </div>