diff --git a/src/blackgui/components/interpolationlogdisplay.cpp b/src/blackgui/components/interpolationlogdisplay.cpp
index 2488ea97b..f5f779368 100644
--- a/src/blackgui/components/interpolationlogdisplay.cpp
+++ b/src/blackgui/components/interpolationlogdisplay.cpp
@@ -138,7 +138,7 @@ namespace BlackGui
                 const QString log = m_simulator->latestLoggedDataFormatted(m_callsign);
                 ui->te_TextLog->setText(log);
             }
-            else if (ui->tw_LogTabs->currentWidget() == ui->tb_DataFlow)
+            else if (ui->tw_LogTabs->currentWidget() == ui->tb_DataFlow && m_airspaceMonitor)
             {
                 ui->le_CG->setText(m_airspaceMonitor->getSimulatorCG(m_callsign).valueRoundedWithUnit(CLengthUnit::ft(), 1));
                 ui->le_CG->home(false);
diff --git a/src/blackgui/components/interpolationlogdisplay.h b/src/blackgui/components/interpolationlogdisplay.h
index bbd163a1b..e6b108911 100644
--- a/src/blackgui/components/interpolationlogdisplay.h
+++ b/src/blackgui/components/interpolationlogdisplay.h
@@ -25,8 +25,8 @@
 #include <QScopedPointer>
 #include <QPointer>
 
-namespace BlackCore { class CAirspaceMonitor; }
 namespace Ui { class CInterpolationLogDisplay; }
+namespace BlackCore  { class CAirspaceMonitor; }
 namespace BlackGui
 {
     namespace Components
diff --git a/src/blackgui/components/interpolationlogdisplay.ui b/src/blackgui/components/interpolationlogdisplay.ui
index acdfc9d40..a4916064d 100644
--- a/src/blackgui/components/interpolationlogdisplay.ui
+++ b/src/blackgui/components/interpolationlogdisplay.ui
@@ -342,12 +342,18 @@
             <property name="readOnly">
              <bool>true</bool>
             </property>
+            <property name="placeholderText">
+             <string>simulator specific information</string>
+            </property>
            </widget>
           </item>
           <item row="0" column="0">
            <widget class="QLabel" name="lbl_CG">
+            <property name="toolTip">
+             <string>Simulator CG per callsign</string>
+            </property>
             <property name="text">
-             <string>CG:</string>
+             <string>Sim.CG:</string>
             </property>
            </widget>
           </item>
@@ -871,11 +877,11 @@
           <item row="1" column="1">
            <widget class="QListView" name="lv_ElevevationHistory"/>
           </item>
-          <item row="0" column="0" colspan="2">
+          <item row="0" column="1">
            <widget class="QWidget" name="wi_ElvButtons" native="true">
             <layout class="QHBoxLayout" name="horizontalLayout">
              <item>
-              <spacer name="hs_Elevation">
+              <spacer name="hs_ElvButtons">
                <property name="orientation">
                 <enum>Qt::Horizontal</enum>
                </property>
@@ -943,6 +949,13 @@
             </layout>
            </widget>
           </item>
+          <item row="0" column="0">
+           <widget class="QLabel" name="lbl_ElevationAtPosition">
+            <property name="text">
+             <string>Elevation for coordinates:</string>
+            </property>
+           </widget>
+          </item>
          </layout>
         </widget>
        </item>