diff --git a/ERA5_Data_Request.py b/ERA5_Data_Request.py
index c89a48c..e861e37 100644
--- a/ERA5_Data_Request.py
+++ b/ERA5_Data_Request.py
@@ -36,16 +36,16 @@ south_lim          = -90
 """
 Start and end time for atmospheric data:
 """
-startdate = '2012-12-08'  # also acts as start date of atmospheric ERA5 data for ascent
-enddate   = '2013-02-01'
+startdate = '2019-12-15'  # also acts as launch data of ERA5 data for ascent
+enddate   = '2020-01-17'
 
-ascent_window = 10  # time length of ERA5 data for ascent phase in (full!) days from start date
+ascent_window = 10  # time length of ERA5 data for ascent phase in (full) days from start date
 
 """
 Operations you want to be performed:
 """
 ascent_only = False  # True   # get only ERA5 data for ascent (e. g. for new location or time within same region)
-download    = True   # True   # download raw ERA5 files
+download    = False  # True   # download raw ERA5 files
 stitch      = True   # False  # create stitched files
 delete      = False  # False  # delete original files
 
@@ -298,7 +298,7 @@ floatfiles = []
 singlefiles = []
 ascentfiles = []
 
-for (root, dirs, files) in os.walk("ERA5"):
+for (root, dirs, files) in os.walk(folder):
     for name in files:
         if name.startswith("float"):
             floatfiles.append(os.path.join(folder, str(name)))
@@ -387,4 +387,4 @@ if delete == True:
             if os.path.join(folder, name) in floatfiles + singlefiles + ascentfiles:
                 os.remove(os.path.join(folder, name))
             else:
-                pass
+                pass
\ No newline at end of file