diff --git a/modules/icing/pirep_goes.py b/modules/icing/pirep_goes.py
index cf596712470f1dee18ec640d461d02b03c62528c..db122a3e1dd1de1281ec032a45e7a5a51e81b14d 100644
--- a/modules/icing/pirep_goes.py
+++ b/modules/icing/pirep_goes.py
@@ -1192,8 +1192,8 @@ def run_mean_std(check_cloudy=False):
         data_ni -= mean_ni
         std_ni = np.nanstd(data_ni)
 
-        mean = (mean_i + 3*mean_ni)/4
-        std = (std_i + 3*std_ni)/4
+        mean = (mean_i + 5*mean_ni)/6
+        std = (std_i + 5*std_ni)/6
 
         print(dname,': (', mean, mean_i, mean_ni, ') (', std, std_i, std_ni, ')')