CZMLGroundStation.md

@@ -3,6 +3,7 @@ This page describes the content of a CZML document. Please read [Get Started](ht
 **Implements** : [CZMLPrimaryObject](CZMLPrimaryObject)
 
 **Example** :
+
 ```json
 {
     "id":"Toulouse Frame",
@@ -40,7 +41,7 @@ This page describes the content of a CZML document. Please read [Get Started](ht
   },
 ```
 
-# Properties 
+# Properties
 
 **id** - String : Identification of the CZML ground station
 
@@ -48,7 +49,7 @@ This page describes the content of a CZML document. Please read [Get Started](ht
 
 **availability** - [TimeInterval](https://cesium.com/learn/cesiumjs/ref-doc/TimeInterval.html) : Time interval where the CZML ground station is displayed.
 
-**description** - String : An optional description of the satellite, *default* : "Nameless ground station".
+**description** - String : An optional description of the satellite, _default_ : "Nameless ground station".
 
 **billboard** - [Billboard]() : A 2D object that allows to display a given image to represents the ground station. _default_ : A 2D image representing a ground station will be used.
 
@@ -69,22 +70,19 @@ These arguments can be used to build a CZML ground station object :
 The CZML ground stration object can be build with :
 
 * A name, an id, an availability, a description, a position, a billboard :
+
 ```Java
 CZMLGroundStation groundStation = new CZMLGroundStation(name, id, availability, position, billboard);
 ```
 
-* An [Orekit groundStation](https://www.orekit.org/site-orekit-development/apidocs/org/orekit/estimation/measurements/GroundStation.html), a [Header](Header) :
-```Java
-CZMLGroundStation groundStation = new CZMLGroundStation(groundStation, header);
-```
+* An [TopocentricFrame](https://www.orekit.org/site-orekit-development/apidocs/org/orekit/frames/TopocentricFrame.html), a [Header](Header) :
 
-* An [Orekit TopocentricFrame](https://www.orekit.org/site-orekit-development/apidocs/org/orekit/frames/TopocentricFrame.html), a [Header](Header) : 
 ```Java
 CZMLGroundStation groundStation = new CZMLGroundStation(topocentricFrame, header);
 ```
 
-* A List<[TopocentricFrame](https://www.orekit.org/site-orekit-development/apidocs/org/orekit/frames/TopocentricFrame.html)>, a [Header](Header) : 
-(**This function can create several groundStation, with each topocentricFrame assigned to each station**)
+* A [List of TopocentricFrame](https://www.orekit.org/site-orekit-development/apidocs/org/orekit/frames/TopocentricFrame.html)\>, a [Header](Header) : (**This function can create several groundStation, with each topocentricFrame assigned to each station**)
+
 ```Java
 CZMLGroundStation groundStation = new CZMLGroundStation(topocentricFrameList, header);
-```
+```
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