diff --git a/Instrument/AMDA/IMP8/Ephemeris.xml b/Instrument/AMDA/IMP8/Ephemeris.xml
index 2686f6d..91e8b96 100644
--- a/Instrument/AMDA/IMP8/Ephemeris.xml
+++ b/Instrument/AMDA/IMP8/Ephemeris.xml
@@ -4,7 +4,7 @@
   <Instrument>
     <ResourceID>spase://CDPP/Instrument/AMDA/IMP8/Ephemeris</ResourceID>
     <ResourceHeader>
-      <ResourceName>IMP 8 Spacecraft Position</ResourceName>
+      <ResourceName>Ephemeris</ResourceName>
       <AlternateName>IMP 8 Position</AlternateName>
       <ReleaseDate>2009-05-20T21:10:02Z</ReleaseDate>
       <Description>IMP 8 spacecraft position in various coordinate systems</Description>
diff --git a/NumericalData/AMDA/IMP-8/Ephemeris/imp-orb-all.xml b/NumericalData/AMDA/IMP-8/Ephemeris/imp-orb-all.xml
index be29ba4..75c4785 100644
--- a/NumericalData/AMDA/IMP-8/Ephemeris/imp-orb-all.xml
+++ b/NumericalData/AMDA/IMP-8/Ephemeris/imp-orb-all.xml
@@ -4,7 +4,7 @@
     <NumericalData>
         <ResourceID>spase://AMDA/NumericalData/CDPP/IMP8/Ephemeris/imp-orb-all</ResourceID>
         <ResourceHeader>
-            <ResourceName>IMP 8 Spacecraft Positions</ResourceName>
+            <ResourceName>orbit</ResourceName>
             <ReleaseDate>2015-10-16T17:07:02Z</ReleaseDate>
             <Description>IMP-8 spacecraft positions in various coordinate systems</Description>
             <Contact>
@@ -34,7 +34,7 @@
             <Cadence>PT12M</Cadence>
         </TemporalDescription>
         <Parameter>
-            <Name>GSE Position Vector</Name>
+            <Name>xyz_gse</Name>
             <ParameterKey>imp8_xyz</ParameterKey>
             <Description>Position in cartesian GSE coordinates</Description>
             <Ucd>pos.earth;instr.obsty</Ucd>
@@ -50,19 +50,19 @@
             <Structure>
                 <Size>3</Size>
                 <Element>
-                    <Name>GSE X</Name>
+                    <Name>x</Name>
                     <Qualifier>Component.I</Qualifier>
                     <Index>1</Index>
                     <ParameterKey>imp8_xyz(0)</ParameterKey>
                 </Element>
                 <Element>
-                    <Name>GSE Y</Name>
+                    <Name>y</Name>
                     <Qualifier>Component.J</Qualifier>
                     <Index>2</Index>
                     <ParameterKey>imp8_xyz(1)</ParameterKey>
                 </Element>
                 <Element>
-                    <Name>GSE Z</Name>
+                    <Name>z</Name>
                     <Qualifier>Component.K</Qualifier>
                     <Index>3</Index>
                     <ParameterKey>imp8_xyz(2)</ParameterKey>
@@ -76,7 +76,7 @@
             </Support>
         </Parameter>
         <Parameter>
-            <Name>GSM Position Vector</Name>
+            <Name>xyz_gsm</Name>
             <ParameterKey>imp8_xyz_gsm</ParameterKey>
             <Description>Position in cartesian GSM coordinates</Description>
             <Ucd>pos.earth;instr.obsty</Ucd>
@@ -92,19 +92,19 @@
             <Structure>
                 <Size>3</Size>
                 <Element>
-                    <Name>GSM X</Name>
+                    <Name>x</Name>
                     <Qualifier>Component.I</Qualifier>
                     <Index>1</Index>
                     <ParameterKey>imp8_xyz_gsm(0)</ParameterKey>
                 </Element>
                 <Element>
-                    <Name>GSM Y</Name>
+                    <Name>y</Name>
                     <Qualifier>Component.J</Qualifier>
                     <Index>2</Index>
                     <ParameterKey>imp8_xyz_gsm(1)</ParameterKey>
                 </Element>
                 <Element>
-                    <Name>GSM Z</Name>
+                    <Name>z</Name>
                     <Qualifier>Component.K</Qualifier>
                     <Index>3</Index>
                     <ParameterKey>imp8_xyz_gsm(2)</ParameterKey>
@@ -118,16 +118,12 @@
             </Support>
         </Parameter>
         <Parameter>
-            <Name>Radial distance</Name>
+            <Name>distance imp-earth</Name>
             <ParameterKey>imp8_r</ParameterKey>
             <Description>Radial distance from the center of Earth</Description>
             <Ucd>pos.distance;instr.obsty</Ucd>
             <Units>Re</Units>
             <UnitsConversion>6.378e6&gt;m</UnitsConversion>
-            <CoordinateSystem>
-                <CoordinateRepresentation>Spherical</CoordinateRepresentation>
-                <CoordinateSystemName>GSE</CoordinateSystemName>
-            </CoordinateSystem>
             <ValidMin>0.0</ValidMin>
             <ValidMax>250.0</ValidMax>
             <FillValue>-1.0e+31</FillValue>
--
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