diff --git a/networksurvey/src/main/java/com/craxiom/networksurvey/logging/GnssCsvLogger.java b/networksurvey/src/main/java/com/craxiom/networksurvey/logging/GnssCsvLogger.java
index 466b7091..c46eb8b1 100644
--- a/networksurvey/src/main/java/com/craxiom/networksurvey/logging/GnssCsvLogger.java
+++ b/networksurvey/src/main/java/com/craxiom/networksurvey/logging/GnssCsvLogger.java
@@ -50,10 +50,10 @@ public GnssCsvLogger(NetworkSurveyService networkSurveyService, Looper serviceLo
     String[] getHeaders()
     {
         return new String[]{DEVICE_TIME, LATITUDE, LONGITUDE, ALTITUDE, SPEED, ACCURACY,
-                MISSION_ID, RECORD_NUMBER,
+                MISSION_ID, RECORD_NUMBER, GROUP_NUMBER,
                 CONSTELLATION, SPACE_VEHICLE_ID, CARRIER_FREQ_HZ, CLOCK_OFFSET, USED_IN_SOLUTION,
                 UNDULATION_M, LATITUDE_STD_DEV_M, LONGITUDE_STD_DEV_M, ALTITUDE_STD_DEV_M, AGC_DB,
-                CN0_DB_HZ, HDOP, VDOP, GROUP_NUMBER};
+                CN0_DB_HZ, HDOP, VDOP};
     }
 
     @Override
@@ -91,6 +91,7 @@ private String[] convertToObjectArray(GnssRecord record)
                 String.valueOf(data.getAccuracy()),
                 data.getMissionId(),
                 String.valueOf(data.getRecordNumber()),
+                String.valueOf(data.getGroupNumber()),
                 data.getConstellation().toString(),
                 data.hasSpaceVehicleId() ? String.valueOf(data.getSpaceVehicleId().getValue()) : "",
                 data.hasCarrierFreqHz() ? String.valueOf(data.getCarrierFreqHz().getValue()) : "",
diff --git a/networksurvey/src/main/res/navigation/nav_graph.xml b/networksurvey/src/main/res/navigation/nav_graph.xml
index d30933ba..364effa1 100644
--- a/networksurvey/src/main/res/navigation/nav_graph.xml
+++ b/networksurvey/src/main/res/navigation/nav_graph.xml
@@ -77,7 +77,7 @@
     <activity
         android:id="@+id/nav_user_manual_activity"
         app:action="android.intent.action.VIEW"
-        app:data="https://networksurvey.app/" />
+        app:data="https://networksurvey.app/manual" />
 
     <activity
         android:id="@+id/nav_messaging_activity"