diff --git a/providers/sigrefdata/iota.py b/providers/sigrefdata/iota.py
index 6a46196..222df24 100644
--- a/providers/sigrefdata/iota.py
+++ b/providers/sigrefdata/iota.py
@@ -27,8 +27,8 @@ class IOTA(FileDownloadSIGRefDataProvider):
         if isinstance(data, list):
             for ref in data:
                 ref_id = ref["refno"]
-                latitude = float(ref["latitude_min"]) + float(ref["latitude_max"]) / 2.0
-                longitude = float(ref["longitude_min"]) + float(ref["longitude_max"]) / 2.0
+                latitude = (float(ref["latitude_min"]) + float(ref["latitude_max"])) / 2.0
+                longitude = (float(ref["longitude_min"]) + float(ref["longitude_max"])) / 2.0
                 grid = None
                 try:
                     grid = latlong_to_locator(latitude, longitude, 6)
diff --git a/templates/add_spot.html b/templates/add_spot.html
index d53da00..1643655 100644
--- a/templates/add_spot.html
+++ b/templates/add_spot.html
@@ -76,7 +76,7 @@
 
 </div>
 
-<script src="/static/js/add-spot.js?v=1786798792"></script>
+<script src="/static/js/add-spot.js?v=1786809885"></script>
 <script>$(document).ready(function () {
     $("#nav-link-add-spot").addClass("active");
 }); <!-- highlight active page in nav --></script>
diff --git a/templates/alerts.html b/templates/alerts.html
index 38c525e..e7bf8a2 100644
--- a/templates/alerts.html
+++ b/templates/alerts.html
@@ -84,7 +84,7 @@
 
 </div>
 
-<script src="/static/js/alerts.js?v=1786798792"></script>
+<script src="/static/js/alerts.js?v=1786809885"></script>
 <script>$(document).ready(function () {
     $("#nav-link-alerts").addClass("active");
 }); <!-- highlight active page in nav --></script>
diff --git a/templates/bands.html b/templates/bands.html
index b8111e0..7202836 100644
--- a/templates/bands.html
+++ b/templates/bands.html
@@ -76,8 +76,8 @@
 
 </div>
 
-<script src="/static/js/spotsbandsandmap.js?v=1786798792"></script>
-<script src="/static/js/bands.js?v=1786798792"></script>
+<script src="/static/js/spotsbandsandmap.js?v=1786809885"></script>
+<script src="/static/js/bands.js?v=1786809885"></script>
 <script>$(document).ready(function () {
     $("#nav-link-bands").addClass("active");
 }); <!-- highlight active page in nav --></script>
diff --git a/templates/base.html b/templates/base.html
index 1e7ff9e..177f0ba 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -1,6 +1,6 @@
 {% extends "skeleton.html" %}
 {% block head_extra %}
-<link rel="stylesheet" href="/static/css/style.css?v=1786798792" type="text/css">
+<link rel="stylesheet" href="/static/css/style.css?v=1786809885" type="text/css">
 <link href="/static/vendor/css/bootstrap-5.3.8.min.css" rel="stylesheet">
 <link href="/static/vendor/css/fontawesome-6.7.2.min.css" rel="stylesheet">
 <link href="/static/vendor/css/solid-6.7.2.min.css" rel="stylesheet">
@@ -15,10 +15,10 @@
   window.fetchEventSource = fetchEventSource;
 </script>
 
-<script src="/static/js/utils.js?v=1786798792"></script>
-<script src="/static/js/ui-ham.js?v=1786798792"></script>
-<script src="/static/js/geo.js?v=1786798792"></script>
-<script src="/static/js/common.js?v=1786798792"></script>
+<script src="/static/js/utils.js?v=1786809885"></script>
+<script src="/static/js/ui-ham.js?v=1786809885"></script>
+<script src="/static/js/geo.js?v=1786809885"></script>
+<script src="/static/js/common.js?v=1786809885"></script>
 {% end %}
 {% block body %}
 <div class="container">
diff --git a/templates/conditions.html b/templates/conditions.html
index 03b3fca..269ce7e 100644
--- a/templates/conditions.html
+++ b/templates/conditions.html
@@ -284,7 +284,7 @@
 </div>
 
 <script src="/static/vendor/js/chart-4.4.9.umd.min.js"></script>
-<script src="/static/js/conditions.js?v=1786798792"></script>
+<script src="/static/js/conditions.js?v=1786809885"></script>
 <script>$(document).ready(function () {
     $("#nav-link-conditions").addClass("active");
 }); <!-- highlight active page in nav --></script>
diff --git a/templates/map.html b/templates/map.html
index c2ae699..74b511e 100644
--- a/templates/map.html
+++ b/templates/map.html
@@ -109,8 +109,8 @@
 <script src="/static/vendor/js/leaflet-cqzones.js"></script>
 <script src="/static/vendor/js/leaflet-workedallbritainireland.js" type="module"></script>
 
-<script src="/static/js/spotsbandsandmap.js?v=1786798792"></script>
-<script src="/static/js/map.js?v=1786798792"></script>
+<script src="/static/js/spotsbandsandmap.js?v=1786809885"></script>
+<script src="/static/js/map.js?v=1786809885"></script>
 <script>$(document).ready(function () {
     $("#nav-link-map").addClass("active");
 }); <!-- highlight active page in nav --></script>
diff --git a/templates/spots.html b/templates/spots.html
index 437553a..27c4e54 100644
--- a/templates/spots.html
+++ b/templates/spots.html
@@ -113,8 +113,8 @@
 
 </div>
 
-<script src="/static/js/spotsbandsandmap.js?v=1786798792"></script>
-<script src="/static/js/spots.js?v=1786798792"></script>
+<script src="/static/js/spotsbandsandmap.js?v=1786809885"></script>
+<script src="/static/js/spots.js?v=1786809885"></script>
 <script>$(document).ready(function () {
     $("#nav-link-spots").addClass("active");
 }); <!-- highlight active page in nav --></script>
diff --git a/templates/status.html b/templates/status.html
index 81a692a..02cf8dc 100644
--- a/templates/status.html
+++ b/templates/status.html
@@ -86,7 +86,7 @@
     </div>
 </div>
 
-<script src="/static/js/status.js?v=1786798792"></script>
+<script src="/static/js/status.js?v=1786809885"></script>
 <script>
     $(document).ready(function () {
         $("#nav-link-status").addClass("active");