diff --git a/src/blackmisc/simulation/remoteaircraftprovider.cpp b/src/blackmisc/simulation/remoteaircraftprovider.cpp
index cfa4e7166..821e2c104 100644
--- a/src/blackmisc/simulation/remoteaircraftprovider.cpp
+++ b/src/blackmisc/simulation/remoteaircraftprovider.cpp
@@ -80,7 +80,7 @@ namespace BlackMisc
 
         CAircraftSituation CRemoteAircraftProvider::remoteAircraftSituation(const CCallsign &callsign, int index) const
         {
-            CAircraftSituationList situations = this->remoteAircraftSituations(callsign);
+            const CAircraftSituationList situations = this->remoteAircraftSituations(callsign);
             if (index < 0 || index >= situations.size()) { return CAircraftSituation::null(); }
             return situations[index];
         }
@@ -237,6 +237,20 @@ namespace BlackMisc
             return c;
         }
 
+        bool CRemoteAircraftProvider::updateAircraftInRangeDistanceBearing(const CCallsign &callsign, const CAircraftSituation &situation, const CLength &distance, const CAngle &bearing)
+        {
+            Q_ASSERT_X(!callsign.isEmpty(), Q_FUNC_INFO, "Missing callsign");
+            {
+                QWriteLocker l(&m_lockAircraft);
+                if (!m_aircraftInRange.contains(callsign)) { return false; }
+                CSimulatedAircraft &aircraft =  m_aircraftInRange[callsign];
+                aircraft.setSituation(situation);
+                if (!bearing.isNull())  { aircraft.setRelativeBearing(bearing); }
+                if (!distance.isNull()) { aircraft.setRelativeDistance(distance); }
+            }
+            return true;
+        }
+
         CAircraftSituation CRemoteAircraftProvider::storeAircraftSituation(const CAircraftSituation &situation, bool allowTestOffset)
         {
             const CCallsign cs = situation.getCallsign();
diff --git a/src/blackmisc/simulation/remoteaircraftprovider.h b/src/blackmisc/simulation/remoteaircraftprovider.h
index 3365623b6..80ceed4dd 100644
--- a/src/blackmisc/simulation/remoteaircraftprovider.h
+++ b/src/blackmisc/simulation/remoteaircraftprovider.h
@@ -414,6 +414,11 @@ namespace BlackMisc
             //! \threadsafe
             int updateAircraftInRange(const Aviation::CCallsign &callsign, const CPropertyIndexVariantMap &vm, bool skipEqualValues = true);
 
+            //! Update aircraft bearing, distance and situation
+            //! \threadsafe
+            //! \remark does NOT emit signals
+            bool updateAircraftInRangeDistanceBearing(const Aviation::CCallsign &callsign, const Aviation::CAircraftSituation &situation, const PhysicalQuantities::CLength &distance, const PhysicalQuantities::CAngle &bearing);
+
             //! Store an aircraft situation
             //! \remark latest situations are kept first
             //! \threadsafe