diff --git a/PARAM_DEF/pas_momgr_v_err.xml b/PARAM_DEF/pas_momgr_v_err.xml
new file mode 100644
index 0000000..3af2df3
--- /dev/null
+++ b/PARAM_DEF/pas_momgr_v_err.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<param xml:id="pas_momgr_v_err">
+    <gap_threshold>20</gap_threshold>
+	<get>
+        <amdaParam name='pas_momgr_tav'/>
+		<amdaParam name='pas_3d_tot'/>
+	</get>
+	<process>13.83*sqrt($pas_momgr_tav)/sqrt($pas_3d_tot)</process>
+	<output/>
+</param>
--
libgit2 0.21.2