diff --git a/src/tutorials/java/RefiningPleiades/GroundRefining.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/GroundRefining.java
similarity index 97%
rename from src/tutorials/java/RefiningPleiades/GroundRefining.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/GroundRefining.java
index bc2e676f3fa47fc9e61469311ea22ab31a4f71e4..433ad512cd62b5558e105abc0ddaebe3d97f669d 100644
--- a/src/tutorials/java/RefiningPleiades/GroundRefining.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/GroundRefining.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades;
+package fr.cs.examples.refiningPleiades;
 
 import java.io.File;
 import java.util.List;
@@ -45,11 +45,11 @@ import org.orekit.utils.PVCoordinates;
 import org.orekit.utils.TimeStampedAngularCoordinates;
 import org.orekit.utils.TimeStampedPVCoordinates;
 
-import RefiningPleiades.generators.GroundMeasurementGenerator;
-import RefiningPleiades.generators.Noise;
-import RefiningPleiades.metrics.DistanceTools;
-import RefiningPleiades.models.OrbitModel;
-import RefiningPleiades.models.PleiadesViewingModel;
+import fr.cs.examples.refiningPleiades.generators.GroundMeasurementGenerator;
+import fr.cs.examples.refiningPleiades.generators.Noise;
+import fr.cs.examples.refiningPleiades.metrics.DistanceTools;
+import fr.cs.examples.refiningPleiades.models.OrbitModel;
+import fr.cs.examples.refiningPleiades.models.PleiadesViewingModel;
 
 /**
  * Class for testing refining (fulcrum points study)
diff --git a/src/tutorials/java/RefiningPleiades/InterRefining.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/InterRefining.java
similarity index 98%
rename from src/tutorials/java/RefiningPleiades/InterRefining.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/InterRefining.java
index efcbfda9cc7fc21370470bcdc487954b9ae4afe5..5265d63afb2ce9ff14082e3ce559d0bc1aa3c96d 100644
--- a/src/tutorials/java/RefiningPleiades/InterRefining.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/InterRefining.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades;
+package fr.cs.examples.refiningPleiades;
 
 import java.io.File;
 import java.util.Arrays;
@@ -47,12 +47,12 @@ import org.orekit.utils.PVCoordinates;
 import org.orekit.utils.TimeStampedAngularCoordinates;
 import org.orekit.utils.TimeStampedPVCoordinates;
 
-import RefiningPleiades.generators.GroundMeasurementGenerator;
-import RefiningPleiades.generators.InterMeasurementGenerator;
-import RefiningPleiades.generators.Noise;
-import RefiningPleiades.metrics.DistanceTools;
-import RefiningPleiades.models.OrbitModel;
-import RefiningPleiades.models.PleiadesViewingModel;
+import fr.cs.examples.refiningPleiades.generators.GroundMeasurementGenerator;
+import fr.cs.examples.refiningPleiades.generators.InterMeasurementGenerator;
+import fr.cs.examples.refiningPleiades.generators.Noise;
+import fr.cs.examples.refiningPleiades.metrics.DistanceTools;
+import fr.cs.examples.refiningPleiades.models.OrbitModel;
+import fr.cs.examples.refiningPleiades.models.PleiadesViewingModel;
 
 /**
  * Class for testing refining (liaison points study)
diff --git a/src/tutorials/java/RefiningPleiades/Refining.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/Refining.java
similarity index 98%
rename from src/tutorials/java/RefiningPleiades/Refining.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/Refining.java
index 314be8b3560e04279f6b3f95a10de3ed4016223c..dea3e20dd9317e662090792e20acd8f6a514e63f 100644
--- a/src/tutorials/java/RefiningPleiades/Refining.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/Refining.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades;
+package fr.cs.examples.refiningPleiades;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -32,10 +32,10 @@ import org.orekit.rugged.adjustment.measurements.Observables;
 import org.orekit.rugged.adjustment.measurements.SensorToGroundMapping;
 import org.orekit.rugged.adjustment.measurements.SensorToSensorMapping;
 
-import RefiningPleiades.generators.GroundMeasurementGenerator;
-import RefiningPleiades.generators.InterMeasurementGenerator;
-import RefiningPleiades.generators.Noise;
-import RefiningPleiades.metrics.LocalisationMetrics;
+import fr.cs.examples.refiningPleiades.generators.GroundMeasurementGenerator;
+import fr.cs.examples.refiningPleiades.generators.InterMeasurementGenerator;
+import fr.cs.examples.refiningPleiades.generators.Noise;
+import fr.cs.examples.refiningPleiades.metrics.LocalisationMetrics;
 
 /**
  * Class for refining problems common methods
diff --git a/src/tutorials/java/RefiningPleiades/generators/GroundMeasurementGenerator.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/GroundMeasurementGenerator.java
similarity index 99%
rename from src/tutorials/java/RefiningPleiades/generators/GroundMeasurementGenerator.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/generators/GroundMeasurementGenerator.java
index 71176c319b646050d5e65122685db487a6218b1c..de9e085f1174ed6ed47ffc9420acb4d4c6316d85 100644
--- a/src/tutorials/java/RefiningPleiades/generators/GroundMeasurementGenerator.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/GroundMeasurementGenerator.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.generators;
+package fr.cs.examples.refiningPleiades.generators;
 
 import org.hipparchus.geometry.euclidean.threed.Vector3D;
 import org.hipparchus.random.GaussianRandomGenerator;
diff --git a/src/tutorials/java/RefiningPleiades/generators/InterMeasurementGenerator.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/InterMeasurementGenerator.java
similarity index 99%
rename from src/tutorials/java/RefiningPleiades/generators/InterMeasurementGenerator.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/generators/InterMeasurementGenerator.java
index 589610c676f776d7791489258232bd2f097e823a..4e1864d728192ed60bbb89c8891b9d8ef598b680 100644
--- a/src/tutorials/java/RefiningPleiades/generators/InterMeasurementGenerator.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/InterMeasurementGenerator.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.generators;
+package fr.cs.examples.refiningPleiades.generators;
 
 import org.hipparchus.random.GaussianRandomGenerator;
 import org.hipparchus.random.UncorrelatedRandomVectorGenerator;
@@ -31,7 +31,7 @@ import org.orekit.rugged.adjustment.measurements.SensorToSensorMapping;
 import org.orekit.rugged.utils.SpacecraftToObservedBody;
 import org.orekit.time.AbsoluteDate;
 
-import RefiningPleiades.metrics.DistanceTools;
+import fr.cs.examples.refiningPleiades.metrics.DistanceTools;
 
 /**
  * Inter-measurements generator (sensor to sensor mapping).
diff --git a/src/tutorials/java/RefiningPleiades/generators/Measurable.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/Measurable.java
similarity index 97%
rename from src/tutorials/java/RefiningPleiades/generators/Measurable.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/generators/Measurable.java
index cfcf213bef7a728b3772d7c56e2806782a96ee0b..0f778026873bbfe19866a5e973ac0c04f49baedc 100644
--- a/src/tutorials/java/RefiningPleiades/generators/Measurable.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/Measurable.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.generators;
+package fr.cs.examples.refiningPleiades.generators;
 
 import org.orekit.rugged.errors.RuggedException;
 
diff --git a/src/tutorials/java/RefiningPleiades/generators/Noise.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/Noise.java
similarity index 98%
rename from src/tutorials/java/RefiningPleiades/generators/Noise.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/generators/Noise.java
index 4ca4d0aecbdcae90fe1c7eacad25584389345c4b..f48e00b3e991befcc7bdb1cf2a7b9e1937459acd 100644
--- a/src/tutorials/java/RefiningPleiades/generators/Noise.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/generators/Noise.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.generators;
+package fr.cs.examples.refiningPleiades.generators;
 
 
 /** Class for adding a noise to measurements.
diff --git a/src/tutorials/java/RefiningPleiades/metrics/DistanceTools.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/metrics/DistanceTools.java
similarity index 98%
rename from src/tutorials/java/RefiningPleiades/metrics/DistanceTools.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/metrics/DistanceTools.java
index 7265a7fd161b99b2269ff89a4db70442d46b7922..4a938d1c339dfccd4c6e378b0747761393f16d86 100644
--- a/src/tutorials/java/RefiningPleiades/metrics/DistanceTools.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/metrics/DistanceTools.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.metrics;
+package fr.cs.examples.refiningPleiades.metrics;
 
 import org.hipparchus.geometry.euclidean.threed.Vector3D;
 import org.hipparchus.util.FastMath;
diff --git a/src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/metrics/LocalisationMetrics.java
similarity index 99%
rename from src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/metrics/LocalisationMetrics.java
index 854e0d2f286257008e49afd6de84508f0a361a08..50f866989839c387df03833e1e62852b88802c08 100644
--- a/src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/metrics/LocalisationMetrics.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.metrics;
+package fr.cs.examples.refiningPleiades.metrics;
 
 import java.util.Iterator;
 import java.util.Map;
diff --git a/src/tutorials/java/RefiningPleiades/models/OrbitModel.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/models/OrbitModel.java
similarity index 99%
rename from src/tutorials/java/RefiningPleiades/models/OrbitModel.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/models/OrbitModel.java
index 52714924fb058dde42f7343374d97f096b148990..43f960a1f950170cbccc9520bea774e38a6e40d8 100644
--- a/src/tutorials/java/RefiningPleiades/models/OrbitModel.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/models/OrbitModel.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.models;
+package fr.cs.examples.refiningPleiades.models;
 
 import org.hipparchus.geometry.euclidean.threed.Rotation;
 import org.hipparchus.geometry.euclidean.threed.RotationOrder;
diff --git a/src/tutorials/java/RefiningPleiades/models/PleiadesViewingModel.java b/src/tutorials/java/fr/cs/examples/refiningPleiades/models/PleiadesViewingModel.java
similarity index 99%
rename from src/tutorials/java/RefiningPleiades/models/PleiadesViewingModel.java
rename to src/tutorials/java/fr/cs/examples/refiningPleiades/models/PleiadesViewingModel.java
index 999276700f3aabe5a34df979ba75a9d0cd770b48..8bc89c5f8a18e4f6237e22cf6b0d2016229e93f4 100644
--- a/src/tutorials/java/RefiningPleiades/models/PleiadesViewingModel.java
+++ b/src/tutorials/java/fr/cs/examples/refiningPleiades/models/PleiadesViewingModel.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package RefiningPleiades.models;
+package fr.cs.examples.refiningPleiades.models;
 
 import org.hipparchus.geometry.euclidean.threed.Rotation;
 import org.hipparchus.geometry.euclidean.threed.RotationConvention;