diff --git a/CODE/shells/gnss_make_rinex b/CODE/shells/gnss_make_rinex
index 5d614c45..dea16be0 100755
--- a/CODE/shells/gnss_make_rinex
+++ b/CODE/shells/gnss_make_rinex
@@ -169,7 +169,9 @@ for station in $NODES; do
     			        	anttype=$($PROGDIR/sitelog2json "$SITELOG" $FID $ymd|jq '.at' | tr -d '"')
         	    			antnum=$($PROGDIR/sitelog2json "$SITELOG" $FID $ymd|jq '.an' | tr -d '"')
         	    			posxyz=$($PROGDIR/sitelog2json "$SITELOG" $FID $ymd|jq '.px' | tr -d '"')
-        	    			alertheader="   $DAYLYMSG sitelog: receiver = '$receiver' - antenna type = '$anttype' - antenna s/n = '$antnum' (will use rinex header if empty)"
+							observer=$($PROGDIR/sitelog2json "$SITELOG" $FID $ymd|jq '.op' | tr -d '"')
+							agency=$($PROGDIR/sitelog2json "$SITELOG" $FID $ymd|jq '.ag' | tr -d '"')
+        	    			alertheader="   $DAYLYMSG sitelog: receiver='$receiver' - antenna type='$anttype' - antenna s/n='$antnum' - observer='$observer' - agency='$agency' (will use rinex header if empty)"
         	            else
         	                echo "   $DAYLYMSG   - Warning -   sitelog : SITELOG is empty in .rc file !!!"
         	            fi
@@ -178,7 +180,7 @@ for station in $NODES; do
 						echo "   $DAYLYMSG   - Warning -   bad site information source "
         	    esac
 			fi
-    	    if [[ ! -z "$receiver$anttype$antnum$posxyz" ]]; then
+    	    if [[ ! -z "$receiver$anttype$antnum$posxyz$observer$agency" ]]; then
     	        echo "$alertheader"
     	        # transform site imformation in teqc option
     			if [ ! -z "$receiver" ]; then
@@ -193,6 +195,12 @@ for station in $NODES; do
     			if [ ! -z "$posxyz" ]; then
     				posxyz=" -O.px $posxyz"
     			fi
+				if [ ! -z "$observer" ]; then
+    				observer=" -O.op $observer"
+    			fi
+				if [ ! -z "$agency" ]; then
+    				agency=" -O.ag $agency"
+    			fi
     	    else
     	        echo "   $DAYLYMSG   - Warning -   No site information fond in $INFOSRC, Rinex will be generated whithout overwriting headers if empty"
     	    fi
@@ -200,9 +208,9 @@ for station in $NODES; do
 
 			# makes Rinex daily file from raw data (see raw2rinex script)
 			mkdir -p $RINEX
-			$PROGDIR/raw2rinex "$RAW" $RINEX $TEQCOPTIONS -O.mn \"$FID\" -O.mo \"$FID\" $receiver $anttype $antnum $posxyz
+			$PROGDIR/raw2rinex "$RAW" $RINEX $TEQCOPTIONS -O.mn \"$FID\" -O.mo \"$FID\" $receiver $anttype $antnum $posxyz $observer $agency
 			if [[ ! -z $VERBOSE || $? != 0 ]]; then
-				echo "   $PROGDIR/raw2rinex \"$RAW\" $RINEX $TEQCOPTIONS -O.mn \"$FID\" -O.mo \"$FID\" $receiver $anttype $antnum $posxyz"
+				echo "   $PROGDIR/raw2rinex \"$RAW\" $RINEX $TEQCOPTIONS -O.mn \"$FID\" -O.mo \"$FID\" $receiver $anttype $antnum $posxyz $observer $agency"
 			fi
 		else
 			echo "   $DAYLYMSG no data to process in $RAW."
diff --git a/CODE/shells/gnss_make_rinex.rc b/CODE/shells/gnss_make_rinex.rc
index 38db4f8c..77fef5f8 100644
--- a/CODE/shells/gnss_make_rinex.rc
+++ b/CODE/shells/gnss_make_rinex.rc
@@ -15,7 +15,7 @@ NODEROOT=/etc/webobs.d/GRID2NODES/$GRID.
 # it can be a site_log file, a station.info file (Gamit), or the webobs node informations
 # this option can be also pass in parameters with "-i"
 # valid variables are : SITELOG (recommended) / WEBOBS / STATION_INFO 
-INFOSRC=WEBOBS
+INFOSRC=SITELOG
 
 # site information source parameters :
 # - sitelog directory, must be filled to use SITELOG as INFOSRC
@@ -37,5 +37,5 @@ FMT='$FROM/$FID/$yyyy/$mm/$dd'
 DEST=/opt/webobs/rawdata
 
 # teqc options: Please take a deep look at www.unavco.org TEQC tutorial!
-TEQCOPTIONS="+quiet -O.ag 'IPGP' -O.op 'WO' -O.pe 0 0 0 -C2 -O.-obs C2 -O.-obs C5 -O.dec 30s -max_rx_SVs 50 -n_GLONASS 27"
+TEQCOPTIONS='+quiet -O.pe 0 0 0 -C2 -O.-obs C2 -O.-obs C5 -O.dec 30s -max_rx_SVs 50 -n_GLONASS 27'
 
diff --git a/CODE/shells/sitelog2json b/CODE/shells/sitelog2json
index d1460f68..5109a0e6 100755
--- a/CODE/shells/sitelog2json
+++ b/CODE/shells/sitelog2json
@@ -52,6 +52,7 @@ fi
 if [ ! -z "$FILE" ]; then
 	#******************* site *******************
 	JSON={\"mo\":\"${SITE}\"
+	#******************* Serial number *******************
 	JSON=$JSON,\"sn\":\"$(sed -n "/^1\. /,/Site Name/p" ${FILE} | tail -n1 | sed -e 's/^.*: //g')\"
 	#******************* Approximative position *******************
 	JSON=$JSON,\"px\":\"$(sed -n "/^2\. /,/Z coordinate/p" ${FILE} | tail -n3 | sed -e 's/^.*: //g')\"
@@ -67,7 +68,9 @@ if [ ! -z "$FILE" ]; then
 		awk -F '\t' -v date="${DATE}" '{ if (date >= $12  && date <= $13) \
 			printf ",\"at\":\"%s\",\"an\":\"%s\",\"pe\":\"%1.4f %1.4f %1.4f\"", $1, $2, $4, $5, $6 }'
     )
+	#******************* Observer *******************
 	JSON=$JSON,\"op\":\"$(sed -n "/^11\. /,/Abbreviation/p" ${FILE} | tail -n1 | sed -e 's/^.*: //g')\"
+	#******************* Agency ******************
 	JSON=$JSON,\"ag\":\"$(sed -n "/^12\. /,/Abbreviation/p" ${FILE} | tail -n1 | sed -e 's/^.*: //g')\"}
 	echo $JSON
 fi