diff --git a/script/test/otf_post_mortem.py b/script/test/otf_post_mortem.py
index 7545a79..770d084 100644
--- a/script/test/otf_post_mortem.py
+++ b/script/test/otf_post_mortem.py
@@ -121,6 +121,7 @@ while loop_count < nr_loops:
 
 
 otf(start=500, end=1000, time=4, delay=10, mode='LINEAR', alpha = 0.0, offset=0.0, name='s1_NaSbS_pellet-Survey', folder='data/2019_10/postmortem')
+otf(start=750, end=850, time=3, delay=10, mode='LINEAR', alpha = 0.0, offset=0.0, name='s1_NaSbS_pellet-Sb', folder='data/2019_10/postmortem')
 
 
 '''#          sample NaMFA - NSS