diff --git a/PARAM_DEF/so_venus_r.xml b/PARAM_DEF/so_venus_r.xml
new file mode 100644
index 0000000..b79189c
--- /dev/null
+++ b/PARAM_DEF/so_venus_r.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<param xml:id="so_venus_r">
+	<get>
+		<vi name="so:orb:venus">
+			<baseParam name="R_IAU_VENUS"/>
+		</vi>
+	</get>
+	<process>$so_orb_venus_R_IAU_VENUS/RADIUS_VENUS</process>
+	<output/>
+</param>
diff --git a/PARAM_DEF/so_xyz_vso.xml b/PARAM_DEF/so_xyz_vso.xml
new file mode 100644
index 0000000..fc3a1b0
--- /dev/null
+++ b/PARAM_DEF/so_xyz_vso.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0"?>
+<param xml:id="so_xyz_vso">
+	<get>
+		<vi name="so:orb:venus">
+			<baseParam name="VSO"/>
+		</vi>
+	</get>
+	<process>$so_orb_venus_VSO/RADIUS_VENUS</process>
+	<output>
+		<plot>
+		<xyPlot isotropic="true">
+			<params>
+				<param id="so_xyz_vso">
+					<orbitserie projection="XR" xAxis="xaxis_id" yAxis="y-left" id="1">
+						<line type="line" style="plain" width="1" color="[0,0,255]" />
+						<timeTick step="auto" number="0" minor="0" color="[255,0,0]">
+							<font name="sans-serif" size="8" style="upright" weight="bold"/>
+							<firstSymbol type="triangle" size="4" color="[0,255,0]"/>
+							<symbol type="full-circle" size="4" color="[255,0,255]"/>
+						</timeTick>
+					</orbitserie>
+				</param>
+			</params>
+            <additionalObjects>
+				<curvePlot serieId="1" color="[0,0,255]" width="4" style="long-spaced-dot">
+						<function name="venus_bowshock"/>					
+				</curvePlot>
+				<curvePlot serieId="1" color="[255,0,0]" width="4" style="dot">
+						<function name="venus_magnetopause"/>
+				</curvePlot>
+				<curvePlot serieId="1" color="[255,128,0]" width="4" style="plain">
+						<function name="circle"/>
+				</curvePlot>
+			</additionalObjects>
+		</xyPlot>
+		</plot>
+	</output>
+</param>
--
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