diff --git a/src/core/pyros_django/seq_submit/functions.py b/src/core/pyros_django/seq_submit/functions.py
index a775399..cc22a22 100644
--- a/src/core/pyros_django/seq_submit/functions.py
+++ b/src/core/pyros_django/seq_submit/functions.py
@@ -163,6 +163,17 @@ def check_sequence_file_validity_and_save(yaml_content: dict, request: HttpReque
     if Period.objects.next_period() != None and Period.objects.next_period().start_date < seq.start_date.date():
         period = Period.objects.next_period()
     seq.period = period
+    # Sum seq duration
+    duration = 0
+    max_duration = 0
+    for album in seq.albums.all():
+        for plan in album.plans.all():
+            duration = plan.nb_images * (plan.config_attributes.get("exposuretime",0) + plan.config_attributes.get("readouttime",0))
+            plan.duration = duration
+            plan.save()
+            if duration >= max_duration:
+                max_duration = duration
+    seq.duration = max_duration
     fn = guitastro.FileNames()
     home = config.getHome()
     guitastro_home = guitastro.Home(home)
@@ -315,6 +326,9 @@ def process_sequence(yaml_content, seq, config, is_simplified, result, user_sp):
 
     if is_simplified:
         seq.scientific_program = sp_list[yaml_content["sequence"]["scientific_program"]]    
+        if yaml_content["sequence"].get("id"):
+            seq.id = yaml_content["sequence"].get("id")
+            seq.save()
     else:
         # get scientific program field's attributes 
         yaml_seq_sp = yaml_content["sequence"]["scientific_program"]
@@ -415,7 +429,6 @@ def process_sequence(yaml_content, seq, config, is_simplified, result, user_sp):
             # else associate field & value in config_attributes sequence's field (JsonField) = variable fields of an sequence
             seq.config_attributes[field] = value
 
-
 def create_sequence_pickle(sequence):
     seq_dict = model_to_dict(sequence)
     fullseq_dict = {
@@ -442,8 +455,6 @@ def create_sequence_pickle(sequence):
     config = OBSConfig(os.environ["PATH_TO_OBSCONF_FILE"], unit_name)
     pyros_config = ConfigPyros(os.environ["pyros_config_file"])
     config.fn.fcontext = "pyros_seq"
-    home = guitastro.Home(config.getHome())
-    config.fn.longitude(home.longitude)
     period_id = str(period.id)
     if len(str(period.id)) < 3:
         while len(period_id) < 3:
@@ -455,6 +466,12 @@ def create_sequence_pickle(sequence):
         "date": sequence.night_id,
         "id_seq": sequence.id
     }
+    test_mode = False
+    if sequence.id >= 9990000000:
+        # in test mode
+        config.fn.rootdir = os.path.abspath(config.fn.rootdir.replace("PRODUCTS/","PRODUCTS/TESTS/", 1))
+        test_mode = True
+
     config.fn.fname = config.fn.naming_set(fn_param)
     fpath_name = config.fn.join(config.fn.fname)
     # create dirs if they don't exist
@@ -466,9 +483,22 @@ def create_sequence_pickle(sequence):
     duskelev = -7
     errors = []
     try:
-        # TODO remplacer les none par les fichiers pickle de ephem_sun & ephem_moon
         #fullseq_dict["ephem"] = eph.target2night(fullseq_dict["sequence"]["config_attributes"]["target"], sequence.night_id, None, None, preferance=sequence.start_expo_pref, duskelev=duskelev)
-        ephem = eph.target2night(fullseq_dict["sequence"]["config_attributes"]["target"], sequence.night_id, None, None, preference=sequence.start_expo_pref, duskelev=duskelev)
+        # change fcontext to eph context
+        config.fn.fcontext = "pyros_eph"
+        if test_mode:
+            config.fn.rootdir = os.path.abspath(config.fn.rootdir.replace("PRODUCTS/","PRODUCTS/TESTS/", 1))
+        eph_root_dir = config.fn.rootdir
+        fn_param["target"] = "sun"
+        config.fn.fname = config.fn.naming_set(fn_param)
+        sun_eph_fpath = config.fn.join(config.fn.fname)
+        fn_param["target"] = "moon"
+        config.fn.fname = config.fn.naming_set(fn_param)
+        moon_eph_fpath = config.fn.join(config.fn.fname)
+        # open eph files
+        sun_eph = pickle.load(open(sun_eph_fpath,"rb"))
+        moon_eph = pickle.load(open(moon_eph_fpath,"rb"))
+        ephem = eph.target2night(fullseq_dict["sequence"]["config_attributes"]["target"], sequence.night_id, sun_eph, moon_eph, preference=sequence.start_expo_pref, duskelev=duskelev)
     except ValueError:
         errors.append("Target value is not valid")
     except guitastro.ephemeris.EphemerisException as ephemException:
--
libgit2 0.21.2