diff --git a/script/jitter_scan.py b/script/jitter_scan.py
index 0e5eb2e..59b0fa3 100644
--- a/script/jitter_scan.py
+++ b/script/jitter_scan.py
@@ -18,7 +18,7 @@ Preconditions    - RF station is running
 SECTION = "SINEG01"
 
 # for 100 Hz and P2P-count = 100 this can be at least 1.1 seconds
-latency = 2
+latency = 12
 #################################################################
 
 
@@ -62,6 +62,7 @@ mv_vsum_jit_phase = PV("VSUM_phase_jit" ,SECTION + "-RLLE-DSP:VSUM-PHASE-JIT-P2P
 
 # auxiliary measured variables, but not scanned
 mva_hvps = PV("HVPS" ,SECTION + "-RMOD:V-SET")
+mva_rfrate = PV("RF_RATE" ,SECTION + "-RLLE-EVR:CHCK-EVNT")
 #mva_hvps = PV("HVPS" ,"SINEG01-RMOD:V-SET")
 
 # initialize all PVs
@@ -79,6 +80,7 @@ mv_vsum_jit_amplt.initialize()
 mv_vsum_jit_phase.initialize()
 
 mva_hvps.initialize()
+mva_rfrate.initialize()
 
 
 
@@ -86,6 +88,7 @@ mva_hvps.initialize()
 # scan
 
 hvps = mva_hvps.read()
+rfrate = mva_rfrate.read()
 
 # define current amplitude as saturation amplitude, then define three scans
 amplt_sat = cv_rf_amplt.read()
@@ -113,6 +116,7 @@ mv_vsum_jit_amplt.close()
 mv_vsum_jit_phase.close()
 
 mva_hvps.close()
+mva_rfrate.close()
 
 
 #################################################################################
@@ -279,7 +283,7 @@ print msg
 # save the entry in the logbook
 plot_files = get_plot_snapshots("Jitter Scan")
 time.sleep(1.0)
-elogllrf("Jitter Scan (HVPS="+str(hvps)[:6]+"V)", msg,"Measurement", "RF Stability", SECTION, plot_files)
+elogllrf("Jitter Scan (HVPS="+str(hvps)[:6]+"V / "+str(rf_rate)[:6]+" Hz)", msg,"Measurement", "RF Stability", SECTION, plot_files)