diff --git a/README.md b/README.md
index 1c7f9bc..320fe26 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 # uds
 
+
 Содержит код для обработки данных поля Coma.
 
 # Установка
diff --git a/coma/coma/utils.py b/coma/coma/utils.py
index e03a9a5..97ef5e9 100644
--- a/coma/coma/utils.py
+++ b/coma/coma/utils.py
@@ -780,6 +780,18 @@ def crossmatch_dr12(filename,devmax=30,ext_like=0.0,outkey='dr12', catalog=None)
     freg.close()
     ftex.close()
 
+
+def do_resid_map(data=None, model=None, outfile=None, expmap=None, expcut=None):
+    data_map, data_hdr = fits.getdata(data, ext=0, header=True)
+    model_map, model_hdr = fits.getdata(model, ext=0, header=True)
+    resid_map = data_map - model_map
+    if(expcut):
+        expo_map, expo_hdr = fits.getdata(model, ext=0, header=True)
+        #index = np.where(expo_map < expcut)
+        #data_map[index]=0.0
+    fits.writeto(outfile, resid_map, data_hdr, overwrite=True)
+
+    
 def do_adapt_ciao(infile=None,outfile=None,expmap=None,function='tophat',expcut=None):
     if not (infile and expmap and outfile):
         print("ERROR: Please provide input and output files")
diff --git a/scripts/01_init_events.py b/scripts/01_init_events.py
index 76970bf..f7a76d3 100755
--- a/scripts/01_init_events.py
+++ b/scripts/01_init_events.py
@@ -81,7 +81,7 @@ for i in range(len(partII)-1):
 ### Survey ###
 if(do_survey):
     for m in tm_list:
-        do_evtool_esass(evlist=el+'tm{}_survey.txt'.format(m), outfile=pr+'tm{}_survey.fits'.format(m), emin=0.2, emax=10.0, rmlock=True, rusky=True)
+        do_evtool_esass(evlist=el+'tm{}_survey.txt'.format(m), outfile=pr+'tm{}_survey.fits'.format(m), emin=0.2, emax=10.0, rmlock=True)
         
 
 
diff --git a/scripts/04_mosaics.py b/scripts/04_mosaics.py
index 50941a0..7a9e888 100755
--- a/scripts/04_mosaics.py
+++ b/scripts/04_mosaics.py
@@ -75,8 +75,8 @@ create_folder(outfile_dir)
 local_run = True
 
 
-do_init            = True
-do_merge           = True
+do_init            = False
+do_merge           = False
 do_detmask         = False
 do_expmap          = False
 do_erbox1          = False # local mode
@@ -87,6 +87,7 @@ do_erbox3          = False # map mode, with background map
 do_erbackmap3      = False # 
 do_ersensmap       = False
 do_ermldet         = False
+do_resid           = True # residuals of data and source map
 do_fixcat          = False  # only for index=0
 do_fixxmm          = False # prepare forced photometry, only for index=0
 do_apetool         = False
@@ -105,9 +106,10 @@ comm='' # for 4XMM-DR12 forced photometry use '-xmm'
 
 vign=True
 attcorr=False
+rusky=True
 
-keylist = keylist_tm
-outkey  = "mosa_all_tm0{}".format('_attcorr' if (attcorr==True) else '')
+keylist = keylist_survey
+outkey  = "mosa_survey_tm0{}".format('_attcorr' if (attcorr==True) else '')
 
 """
 mosa_scans_tm0  -- all scans individually              (keylist_scans)
@@ -156,9 +158,9 @@ if(do_merge==True):
     f.close()
     print(outfile_evtool)
     do_check_events(events=events)
-    do_evtool_esass(evlist=evlist, outfile=outfile_evtool, width=width)    
-    #if(os.path.isfile(evlist)==True):
-    #    os.remove(evlist)            
+    do_evtool_esass(evlist=evlist, outfile=outfile_evtool, width=width, rusky=rusky)    
+    if(os.path.isfile(evlist)==True):
+        os.remove(evlist)            
 
 
     """ makes detmask from TM exposures """
@@ -277,6 +279,7 @@ if(do_erbackmap3==True):
 if(forced==True):
     mllist="{}_MaxLikSourceList_en{:02d}.forced{}{}".format(os.path.join(outfile_dir,outkey), eband[index], comm, outfile_post)
     srcmap="{}_SourceMap_en{:02d}.forced{}{}".format(os.path.join(outfile_dir,outkey), eband[index], comm, outfile_post)
+    residmap="{}_ResidMap_en{:02d}.forced{}{}".format(os.path.join(outfile_dir,outkey), eband[index], comm, outfile_post)
 
     """ for en1,2,3,6 give mllist from en0 as input """
     #boxlist3="{}_MaxLikSourceList_en{:02d}.forced{}{}".format(os.path.join(outfile_dir,outkey), eband[0], comm, outfile_post)
@@ -300,6 +303,7 @@ if(forced==True):
 else:
     mllist="{}_MaxLikSourceList_en{:02d}{}".format(os.path.join(outfile_dir,outkey), eband[index], outfile_post)
     srcmap="{}_SourceMap_en{:02d}{}".format(os.path.join(outfile_dir,outkey), eband[index], outfile_post)
+    residmap="{}_ResidMap_en{:02d}{}".format(os.path.join(outfile_dir,outkey), eband[index], outfile_post)
     boxlist3 = outfile_boxlist3
     fitpos_flag="fitpos_flag=yes"
     fitext_flag="fitext_flag=yes"
@@ -377,7 +381,10 @@ if(do_ermldet==True):
         # for a some reason, for an arbitrary energy band, ermldet break order of sources. Do this forced correction. 
         if(result == False):
              correct_srcid_ermldet_forced(mllist)
+if(do_resid==True):
+    do_resid_map(data=outfile_evtool, model=srcmap, outfile=residmap)
 
+    
 if(do_fixcat==True):
     if not index == 0:
         print("ERROR: You can fix only reference catalog for en0.")