diff --git a/docs/history.md b/docs/history.md
index 72bdc128..ee975fb2 100644
--- a/docs/history.md
+++ b/docs/history.md
@@ -3,6 +3,7 @@
 ## Development version (unreleased)
 
 * FIX: Add history to cfradial1 output, and fix minor error in CfRadial1_Export.ipynb notebook({pull}`132`) by [@syedhamidali](https://github.com/syedhamidali)
+* FIX: align coordinates in backends ({pull}`139`) by [@kmuehlbauer](https://github.com/kmuehlbauer)
 
 ## 0.4.0 (2023-09-27)
 
diff --git a/xradar/io/backends/furuno.py b/xradar/io/backends/furuno.py
index 08032008..c26bd6a9 100644
--- a/xradar/io/backends/furuno.py
+++ b/xradar/io/backends/furuno.py
@@ -602,7 +602,7 @@ def open_store_variable(self, name, var):
             dims = (dim, "range")
         attrs[
             "coordinates"
-        ] = "elevation azimuth range latitude longitude altitude time rtime sweep_mode"
+        ] = "elevation azimuth range latitude longitude altitude time"
         return Variable(dims, data, attrs, encoding)
 
     def open_store_coordinates(self):
diff --git a/xradar/io/backends/gamic.py b/xradar/io/backends/gamic.py
index 551171cc..ec5e142f 100644
--- a/xradar/io/backends/gamic.py
+++ b/xradar/io/backends/gamic.py
@@ -127,9 +127,7 @@ def _get_gamic_variable_name_and_attrs(attrs, dtype):
     attrs["_FillValue"] = undetect
     attrs["_Undetect"] = undetect
 
-    attrs[
-        "coordinates"
-    ] = "elevation azimuth range latitude longitude altitude time rtime sweep_mode"
+    attrs["coordinates"] = "elevation azimuth range latitude longitude altitude time"
 
     return name, attrs
 
diff --git a/xradar/io/backends/iris.py b/xradar/io/backends/iris.py
index 65837413..97d0ee1a 100644
--- a/xradar/io/backends/iris.py
+++ b/xradar/io/backends/iris.py
@@ -3836,7 +3836,7 @@ def open_store_variable(self, name, var):
         attrs = {key: mapping[key] for key in moment_attrs if key in mapping}
         attrs[
             "coordinates"
-        ] = "elevation azimuth range latitude longitude altitude time rtime sweep_mode"
+        ] = "elevation azimuth range latitude longitude altitude time"
         return mname, Variable((dim, "range"), data, attrs, encoding)
 
     def open_store_coordinates(self, var):
diff --git a/xradar/io/backends/odim.py b/xradar/io/backends/odim.py
index 380c7e58..1035b878 100644
--- a/xradar/io/backends/odim.py
+++ b/xradar/io/backends/odim.py
@@ -482,7 +482,9 @@ def _get_odim_variable_name_and_attrs(name, attrs):
             pass
         else:
             attrs.update({key: mapping[key] for key in moment_attrs})
-        attrs["coordinates"] = "elevation azimuth range"
+        attrs[
+            "coordinates"
+        ] = "elevation azimuth range latitude longitude altitude time"
     return name, attrs