diff --git a/SA-6/Nasal/fire-control.nas b/SA-6/Nasal/fire-control.nas
index 7c3c369..710830e 100644
--- a/SA-6/Nasal/fire-control.nas
+++ b/SA-6/Nasal/fire-control.nas
@@ -30,7 +30,7 @@ var launcher_tilt_time       = 15;
 var sam_align_to_target      =  0;
 var launcher_align_to_target =  1;
 var align_speed_dps          = 20;
-var radar_elevation_above_terrain_m = 5;#estimate
+var radar_elevation_above_terrain_m = 10;#estimate
 var radar_lowest_pitch       = 0.1;# 0.5 degs = roughly 925 feet at 20 nm, 25 feet at half a nm. # 0.35 = roughly 925 feet at 20 nm, 25 feet at half a nm.
 
 #reaction tme for s-300p is 28 secs acording to http://www.astronautix.com/s/s-300p.html
diff --git a/SA-6/SA-6-set.xml b/SA-6/SA-6-set.xml
index 5193d51..4c7f69b 100644
--- a/SA-6/SA-6-set.xml
+++ b/SA-6/SA-6-set.xml
@@ -272,7 +272,7 @@
                     <vol-track type="double">0.15</vol-track>                      <!--  -->
                     <vol-track-weak type="double">0.1</vol-track-weak>           <!--  -->
                     <guidance type="string">semi-radar</guidance>
-                    <navigation type="string">PN3502</navigation>                   <!--  -->
+                    <navigation type="string">PN0505</navigation>                   <!--  -->
                     <all-aspect type="bool">true</all-aspect>
                     
                     <FCS-field-deg type="int">360</FCS-field-deg>