diff --git a/src/main/java/org/orekit/rugged/errors/Dump.java b/src/main/java/org/orekit/rugged/errors/Dump.java
index 6484c24a11197458503f5d6902e1332899ef1005..865be43d7cbc619d90df8650012bb7bc00b5d45c 100644
--- a/src/main/java/org/orekit/rugged/errors/Dump.java
+++ b/src/main/java/org/orekit/rugged/errors/Dump.java
@@ -186,7 +186,7 @@ class Dump {
     public void dumpInverseLocation(final LineSensor sensor, final GeodeticPoint point,
                                     final int minLine, final int maxLine,
                                     final boolean lightTimeCorrection, final boolean aberrationOfLightCorrection) {
-        DumpedSensorData ds = getSensorData(sensor);
+        final DumpedSensorData ds = getSensorData(sensor);
         writer.format(Locale.US,
                       "inverse location: sensorName %s latitude %22.15e longitude %22.15e elevation %22.15e minLine %d maxLine %d lightTime %b aberration %b%n",
                       ds.getDumpName(),
@@ -322,6 +322,7 @@ class Dump {
 
     /** Get sensor data.
      * @param sensor sensor
+     * @return dumped data
      */
     private DumpedSensorData getSensorData(final LineSensor sensor) {
 
diff --git a/src/main/java/org/orekit/rugged/errors/DumpReplayer.java b/src/main/java/org/orekit/rugged/errors/DumpReplayer.java
index 6d0443b8d803cac288cc43d6ae6da4561e875fa2..805adf48a0f38e5465419efef470547143d8c8d7 100644
--- a/src/main/java/org/orekit/rugged/errors/DumpReplayer.java
+++ b/src/main/java/org/orekit/rugged/errors/DumpReplayer.java
@@ -408,7 +408,7 @@ public class DumpReplayer {
                 return sensor;
             }
         }
-        ParsedSensor sensor = new ParsedSensor(name);
+        final ParsedSensor sensor = new ParsedSensor(name);
         sensors.add(sensor);
         return sensor;
     }
@@ -1077,8 +1077,6 @@ public class DumpReplayer {
 
         /** simple constructor.
          * @param name name of the sensor
-         * @param nbPixels number of pixels
-         * @param position position
          */
         public ParsedSensor(final String name) {
             this.name     = name;
diff --git a/src/main/java/org/orekit/rugged/linesensor/SensorMeanPlaneCrossing.java b/src/main/java/org/orekit/rugged/linesensor/SensorMeanPlaneCrossing.java
index ec12cfd00b2fffdf436afbc0d21b365db9688ac4..0788527de9510027123e75df05b15ef7f9fdf046 100644
--- a/src/main/java/org/orekit/rugged/linesensor/SensorMeanPlaneCrossing.java
+++ b/src/main/java/org/orekit/rugged/linesensor/SensorMeanPlaneCrossing.java
@@ -307,7 +307,7 @@ public class SensorMeanPlaneCrossing {
         // as we know the solution is improved in the second stage of inverse location.
         // We expect two or three evaluations only. Each new evaluation shows up quickly in
         // the performances as it involves frames conversions
-        double[]  searchHistory = new double[maxEval];
+        final double[]  searchHistory = new double[maxEval];
         double crossingLine     = midLine;
         Transform bodyToInert   = midBodyToInert;
         Transform scToInert     = midScToInert;