diff --git a/assets/json/satellite_data.json b/assets/json/satellite_data.json
index 9ccd5a91..f77478cb 100644
--- a/assets/json/satellite_data.json
+++ b/assets/json/satellite_data.json
@@ -439,6 +439,18 @@
          ]
       }
    },
+   "SO-121":{
+      "Modes":{
+         "V/U":[
+            {
+               "Uplink_Mode":"FM",
+               "Uplink_Freq":"145875000",
+               "Downlink_Mode":"FM",
+               "Downlink_Freq":"436666000"
+            }
+         ]
+      }
+   },
    "TEVEL-1":{
       "Modes":{
          "V/U":[
@@ -559,18 +571,6 @@
          ]
       }
    },
-   "HADES-D":{
-      "Modes":{
-         "V/U":[
-            {
-               "Uplink_Mode":"FM",
-               "Uplink_Freq":"145875000",
-               "Downlink_Mode":"FM",
-               "Downlink_Freq":"436666000"
-            }
-         ]
-      }
-   },
    "INSPIRE-SAT 7":{
       "Modes":{
          "V/U":[