diff --git a/NumericalData/AMDA/MEX/ephemeris/mex-orb-mars.xml b/NumericalData/AMDA/MEX/ephemeris/mex-orb-mars.xml
index 317c024..7f5672c 100644
--- a/NumericalData/AMDA/MEX/ephemeris/mex-orb-mars.xml
+++ b/NumericalData/AMDA/MEX/ephemeris/mex-orb-mars.xml
@@ -4,19 +4,17 @@
     <NumericalData>
         <ResourceID>spase://CDPP/NumericalData/AMDA/MEX/ephemeris/mex-orb-mars</ResourceID>
         <ResourceHeader>
-            <ResourceName>orbit mars (spice)</ResourceName>
+            <ResourceName>orbit mars</ResourceName>
             <ReleaseDate>2017-01-15T10:17:29Z</ReleaseDate>
-            <Description>Orbital data are calculated based on SPICE kernels</Description>
-            
+            <Description>Orbital data are calculated based on SPICE kernels at IRAP</Description>           
             <Contact>
                 <PersonID>spase://CDPP/Person/Elena.Budnik</PersonID>
                 <Role>TechnicalContact</Role>
             </Contact>
            <InformationURL>
-               <Name></Name>
-               <URL></URL>
-               <Description>            
-               </Description>
+               <Name>Kernels used</Name>
+               <URL>ftp://naif.jpl.nasa.gov/pub/naif/MEX/kernels/spk/ORMM_T19_*.BSP</URL>
+               <Description/>                          
          </InformationURL>  
         </ResourceHeader>
         <AccessInformation>
@@ -28,7 +26,7 @@
             </AccessURL>
             <Format>NetCDF</Format>
         </AccessInformation>
-        <ProviderName></ProviderName>
+        <ProviderName>NAIF</ProviderName>
         <InstrumentID>spase://CDPP/Instrument/AMDA/MEX/ephemeris</InstrumentID>
         <MeasurementType>Ephemeris</MeasurementType>
         <TemporalDescription>
--
libgit2 0.21.2