Refresh embedded satellite dashboard state

routes/satellite.py

@@ -8,7 +8,7 @@ import urllib.request
 from datetime import datetime, timedelta
 
 import requests
-from flask import Blueprint, Response, jsonify, render_template, request
+from flask import Blueprint, Response, jsonify, make_response, render_template, request
 
 from config import DEFAULT_LATITUDE, DEFAULT_LONGITUDE, SHARED_OBSERVER_LOCATION_ENABLED
 from utils.sse import sse_stream_fanout
@@ -398,11 +398,15 @@ def _fetch_iss_realtime(observer_lat: float | None = None, observer_lon: float |
 def satellite_dashboard():
     """Popout satellite tracking dashboard."""
     embedded = request.args.get('embedded', 'false') == 'true'
-    return render_template(
+    response = make_response(render_template(
         'satellite_dashboard.html',
         shared_observer_location=SHARED_OBSERVER_LOCATION_ENABLED,
         embedded=embedded,
-    )
+    ))
+    response.headers['Cache-Control'] = 'no-store, no-cache, must-revalidate, max-age=0'
+    response.headers['Pragma'] = 'no-cache'
+    response.headers['Expires'] = '0'
+    return response
 
 
 @satellite_bp.route('/predict', methods=['POST'])

templates/index.html

@@ -4574,6 +4574,10 @@
             if (btLayoutContainer) btLayoutContainer.classList.toggle('active', mode === 'bluetooth');
             if (satelliteVisuals) satelliteVisuals.style.display = mode === 'satellite' ? 'block' : 'none';
             const satFrame = document.getElementById('satelliteDashboardFrame');
+            if (satFrame && mode === 'satellite') {
+                const baseSrc = '/satellite/dashboard?embedded=true&v={{ version }}';
+                satFrame.src = `${baseSrc}&ts=${Date.now()}`;
+            }
             if (satFrame && satFrame.contentWindow) {
                 satFrame.contentWindow.postMessage({type: 'satellite-visibility', visible: mode === 'satellite'}, '*');
             }

templates/satellite_dashboard.html

@@ -762,12 +762,7 @@
 
         function handleLivePositions(positions) {
             // Find the selected satellite by name or norad_id
-            const satName = satellites[selectedSatellite]?.name;
+            const pos = findSelectedPosition(positions);
-            const pos = positions.find(p =>
-                parseInt(p.norad_id) === selectedSatellite ||
-                p.satellite === satName ||
-                p.satellite === satellites[selectedSatellite]?.name
-            );
 
             // Update visible count from all positions
             const visibleCount = positions.filter(p => p.visible).length;
@@ -775,7 +770,6 @@
             if (visEl) visEl.textContent = visibleCount;
 
             if (!pos) {
-                clearTelemetry();
                 return;
             }
 
@@ -821,6 +815,16 @@
             }
         }
 
+        function findSelectedPosition(positions) {
+            if (!Array.isArray(positions)) return null;
+            const satName = satellites[selectedSatellite]?.name;
+            return positions.find(p =>
+                parseInt(p.norad_id) === selectedSatellite ||
+                p.satellite === satName ||
+                p.satellite === satellites[selectedSatellite]?.name
+            ) || null;
+        }
+
         function clearTelemetry() {
             const telLat = document.getElementById('telLat');
             const telLon = document.getElementById('telLon');
@@ -855,6 +859,10 @@
                 if (!response.ok) return;
                 const data = await response.json();
                 if (data.status !== 'success' || !Array.isArray(data.positions)) return;
+                if (!findSelectedPosition(data.positions)) {
+                    clearTelemetry();
+                    return;
+                }
                 handleLivePositions(data.positions);
             } catch (_) {}
         }