diff --git a/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-brst.current.xml b/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-brst.current.xml
index a56bd84..4ab78d2 100644
--- a/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-brst.current.xml
+++ b/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-brst.current.xml
@@ -9,7 +9,7 @@
             <ReleaseDate>2017-01-16T11:50:00</ReleaseDate>
             <Description>Derived parameter from electron and ion datasets of FPI instrument in Burst Mode.
 
-            Electric current: mms1_brst_jgse = ($mms1_brst_desm_n+$mms1_brst_dism_n)*0.5*($mms1_brst_dism_v-$mms1_brst_desm_v)
+            Electric current: mms1_brst_jgse = 1.6e-10*(mms1_brst_desm_n+mms1_brst_dism_n)*0.5*(mms1_brst_dism_v-mms1_brst_desm_v)
             </Description>         
             <Contact>
                 <PersonID>spase://CNES/Person/James.L.Burch</PersonID>
@@ -56,10 +56,10 @@
         <Parameter>
             <Name>j_gse</Name>
             <ParameterKey>mms1_brst_jgse</ParameterKey>
-            <Description>Electric current</Description>
+            <Description>Electric current = 1.6e-10*(mms1_brst_desm_n+mms1_brst_dism_n)*0.5*(mms1_brst_dism_v-mms1_brst_desm_v)</Description>
             <FillValue>-1e+31</FillValue>
             <Ucd/>
-            <Units>A.m^-2</Units>
+            <Units>A/m**2</Units>
             <UnitsConversion/>
             <CoordinateSystem>
                 <CoordinateRepresentation>Cartesian</CoordinateRepresentation>
diff --git a/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-current.xml b/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-current.xml
index 9aa0ce9..f9d7e15 100644
--- a/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-current.xml
+++ b/NumericalData/CDPP-AMDA/MMS/MMS1/FPI/mms1-fpi-current.xml
@@ -9,7 +9,7 @@
             <ReleaseDate>2017-01-16T11:50:00</ReleaseDate>
             <Description>Derived parameter from electron and ion datasets of FPI instrument in Fast Survey Mode.
 
-            Electric current: mms1_fast_jgse = (mms1_des_ne+mms1_dis_ni)*0.5*(mms1_dis_vgse-mms1_des_vgse)
+            Electric current: mms1_fast_jgse = 1.6e-10*(mms1_des_ne+mms1_dis_ni)*0.5*(mms1_dis_vgse-mms1_des_vgse)
             </Description>         
             <Contact>
                 <PersonID>spase://CNES/Person/James.L.Burch</PersonID>
@@ -56,10 +56,10 @@
         <Parameter>
             <Name>j_gse</Name>
             <ParameterKey>mms1_fast_jgse</ParameterKey>
-            <Description>Electric current</Description>
+            <Description>Electric current = 1.6e-10*(mms1_des_ne+mms1_dis_ni)*0.5*(mms1_dis_vgse-mms1_des_vgse)</Description>
             <FillValue>-1e+31</FillValue>
             <Ucd/>
-            <Units>A.m^-2</Units>
+            <Units>A/m**2</Units>
             <UnitsConversion/>
             <CoordinateSystem>
                 <CoordinateRepresentation>Cartesian</CoordinateRepresentation>
--
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