diff --git a/mission/controller/ThermalController.cpp b/mission/controller/ThermalController.cpp
index 04ab8682..8ca86b7e 100644
--- a/mission/controller/ThermalController.cpp
+++ b/mission/controller/ThermalController.cpp
@@ -1,20 +1,50 @@
 #include "ThermalController.h"
 
-ThermalController::ThermalController(object_id_t objectId, object_id_t parentId) :ExtendedControllerBase(objectId, parentId) {}
+ThermalController::ThermalController(object_id_t objectId, object_id_t parentId)
+    : ExtendedControllerBase(objectId, parentId),
+      sensorTemperatures(this),
+      componentTemperatures(this) {}
 
 ReturnValue_t ThermalController::perform() { return HasReturnvaluesIF::RETURN_FAILED; }
 
 ReturnValue_t ThermalController::handleCommandMessage(CommandMessage* message) {
   return RETURN_FAILED;
 }
-void ThermalController::performControlOperation() {}
+void ThermalController::performControlOperation() {
+  sif::info << "tc performOperation()" << std::endl;
+
+  ReturnValue_t result = sensorTemperatures.read();
+  if (result != RETURN_OK) {
+    return;
+  }
+  result = componentTemperatures.read();
+  if (result != RETURN_OK) {
+    return;
+  }
+
+  componentTemperatures.rw = (sensorTemperatures.rw.value + sensorTemperatures.gps.value) / 2;
+
+  sensorTemperatures.commit();
+  componentTemperatures.commit();
+}
+
 ReturnValue_t ThermalController::initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
                                                          LocalDataPoolManager& poolManager) {
+  localDataPoolMap.emplace(thermalControllerDefinitions::SENSOR_RW, new PoolEntry<float>({0.0}));
+  localDataPoolMap.emplace(thermalControllerDefinitions::SENSOR_GPS, new PoolEntry<float>({0.0}));
+  localDataPoolMap.emplace(thermalControllerDefinitions::COMPONENT_RW, new PoolEntry<float>({0.0}));
+
   return RETURN_OK;
 }
 LocalPoolDataSetBase* ThermalController::getDataSetHandle(sid_t sid) { return nullptr; }
 
 ReturnValue_t ThermalController::checkModeCommand(Mode_t mode, Submode_t submode,
                                                   uint32_t* msToReachTheMode) {
-  return RETURN_FAILED;
+  if (submode != SUBMODE_NONE) {
+    return INVALID_SUBMODE;
+  }
+  if ((mode != MODE_OFF) && (mode != MODE_ON) && (mode != MODE_NORMAL)) {
+    return INVALID_MODE;
+  }
+  return RETURN_OK;
 }
\ No newline at end of file
diff --git a/mission/controller/ThermalController.h b/mission/controller/ThermalController.h
index 1faba29f..58e147e3 100644
--- a/mission/controller/ThermalController.h
+++ b/mission/controller/ThermalController.h
@@ -2,8 +2,7 @@
 #define MISSION_CONTROLLER_THERMALCONTROLLER_H_
 
 #include <fsfw/controller/ExtendedControllerBase.h>
-
-
+#include <mission/controller/controllerdefinitions/ThermalControllerDefinitions.h>
 
 class ThermalController : public ExtendedControllerBase {
  public:
@@ -11,7 +10,7 @@ class ThermalController : public ExtendedControllerBase {
 
   ReturnValue_t perform();
 
-protected:
+ protected:
   virtual ReturnValue_t handleCommandMessage(CommandMessage* message) override;
   virtual void performControlOperation() override;
   virtual ReturnValue_t initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
@@ -21,6 +20,10 @@ protected:
   // Mode abstract functions
   virtual ReturnValue_t checkModeCommand(Mode_t mode, Submode_t submode,
                                          uint32_t* msToReachTheMode) override;
+
+ private:
+  thermalControllerDefinitions::SensorTemperatures sensorTemperatures;
+  thermalControllerDefinitions::ComponentTemperatures componentTemperatures;
 };
 
 #endif /* MISSION_CONTROLLER_THERMALCONTROLLER_H_ */
diff --git a/mission/controller/controllerdefinitions/ThermalControllerDefinitions.h b/mission/controller/controllerdefinitions/ThermalControllerDefinitions.h
new file mode 100644
index 00000000..48853778
--- /dev/null
+++ b/mission/controller/controllerdefinitions/ThermalControllerDefinitions.h
@@ -0,0 +1,43 @@
+#ifndef MISSION_CONTROLLER_CONTROLLERDEFINITIONS_THERMALCONTROLLERDEFINITIONS_H_
+#define MISSION_CONTROLLER_CONTROLLERDEFINITIONS_THERMALCONTROLLERDEFINITIONS_H_
+
+#include <fsfw/datapoollocal/LocalPoolVariable.h>
+#include <fsfw/datapoollocal/StaticLocalDataSet.h>
+
+namespace thermalControllerDefinitions {
+
+enum SetIds : uint32_t { SENSOR_TEMPERATURES, COMPONENT_TEMPERATURES };
+
+enum PoolIds : lp_id_t { SENSOR_RW, SENSOR_GPS, COMPONENT_RW };
+
+/**
+ * @brief   This dataset can be used to store the collected temperatures of all temperature sensors
+ */
+class SensorTemperatures : public StaticLocalDataSet<2> {
+ public:
+  SensorTemperatures(HasLocalDataPoolIF* owner) : StaticLocalDataSet(owner, SENSOR_TEMPERATURES) {}
+
+  SensorTemperatures(object_id_t objectId)
+      : StaticLocalDataSet(sid_t(objectId, SENSOR_TEMPERATURES)) {}
+
+  lp_var_t<float> rw = lp_var_t<float>(sid.objectId, PoolIds::SENSOR_RW, this);
+  lp_var_t<float> gps = lp_var_t<float>(sid.objectId, PoolIds::SENSOR_GPS, this);
+};
+
+/**
+ * @brief   This dataset can be used to store the collected temperatures of all components
+ */
+class ComponentTemperatures : public StaticLocalDataSet<2> {
+ public:
+  ComponentTemperatures(HasLocalDataPoolIF* owner)
+      : StaticLocalDataSet(owner, SENSOR_TEMPERATURES) {}
+
+  ComponentTemperatures(object_id_t objectId)
+      : StaticLocalDataSet(sid_t(objectId, SENSOR_TEMPERATURES)) {}
+
+  lp_var_t<float> rw = lp_var_t<float>(sid.objectId, PoolIds::COMPONENT_RW, this);
+};
+
+}  // namespace thermalControllerDefinitions
+
+#endif /* MISSION_CONTROLLER_CONTROLLERDEFINITIONS_THERMALCONTROLLERDEFINITIONS_H_ */
\ No newline at end of file
diff --git a/unittest/controller/testThermalController.cpp b/unittest/controller/testThermalController.cpp
index 357cadd2..9c2b227a 100644
--- a/unittest/controller/testThermalController.cpp
+++ b/unittest/controller/testThermalController.cpp
@@ -1,13 +1,11 @@
+#include <fsfw/events/EventManagerIF.h>
 #include <fsfw/health/HealthTable.h>
 #include <fsfw/housekeeping/AcceptsHkPacketsIF.h>
 #include <fsfw/internalerror/InternalErrorReporter.h>
+#include <fsfw/ipc/QueueFactory.h>
 #include <fsfw/objectmanager.h>
 #include <fsfw/storagemanager/PoolManager.h>
 #include <fsfw/timemanager/TimeStamper.h>
-#include <fsfw/events/EventManagerIF.h>
-
-
-
 #include <mission/controller/ThermalController.h>
 
 #include <catch2/catch_test_macros.hpp>
@@ -34,14 +32,38 @@ void factory(void* args) {
 }
 
 TEST_CASE("Thermal Controller", "[ThermalController]") {
-  bool test = true;
-  REQUIRE(test == true);
+ 
+  const object_id_t THERMAL_CONTROLLER_ID = 0x123;
 
-  ThermalController controller(0x123, objects::NO_OBJECT);
+
+  ThermalController controller(THERMAL_CONTROLLER_ID, objects::NO_OBJECT);
 
   ObjectManager::instance()->setObjectFactoryFunction(factory, nullptr);
   ObjectManager::instance()->initialize();
   ObjectManager::instance()->printList();
 
+  controller.initializeAfterTaskCreation();
+
+  MessageQueueId_t controllerQueue = controller.getCommandQueue();
+
+  CommandMessage modeMessage;
+
+  ModeMessage::setModeMessage(&modeMessage, ModeMessage::CMD_MODE_COMMAND,
+                              ControllerBase::MODE_NORMAL, HasModesIF::SUBMODE_NONE);
+
+  MessageQueueIF* commandQueue = QueueFactory::instance()->createMessageQueue(
+      5, MessageQueueMessage::MAX_MESSAGE_SIZE);
+  
+  commandQueue->sendMessage(controllerQueue,&modeMessage);
+
   REQUIRE(controller.performOperation(0) == HasReturnvaluesIF::RETURN_OK);
+
+  thermalControllerDefinitions::ComponentTemperatures componentTemperatures(THERMAL_CONTROLLER_ID);
+
+  componentTemperatures.read();
+  REQUIRE(componentTemperatures.rw == 0);
+  
+  componentTemperatures.commit();
+
+  QueueFactory::instance()->deleteMessageQueue(commandQueue);
 }
\ No newline at end of file
diff --git a/unittest/main.cpp b/unittest/main.cpp
index fecfaf75..2d65ccb4 100644
--- a/unittest/main.cpp
+++ b/unittest/main.cpp
@@ -1,10 +1,6 @@
-#include <stdio.h>
-
 #include <catch2/catch_session.hpp>
 
 int main(int argc, char* argv[]) {
-    puts("unittests");
-    
 
     // Catch internal function call
     int result = Catch::Session().run(argc, argv);