diff --git a/api/s24_coordinates.py b/api/s24_coordinates.py
index 09a30d5..6c36216 100644
--- a/api/s24_coordinates.py
+++ b/api/s24_coordinates.py
@@ -28,6 +28,10 @@ def get_node_coord(name: str, node: str) -> dict[str, float]:
     return from_postgis_point(row['coord_geom'])
 
 
+def node_has_coord(name: str, node: str) -> bool:
+    return try_read(name, f"select node from coordinates where node = '{node}'") != None
+
+
 #--------------------------------------------------------------
 # [EPA2][EPA3][IN][OUT]
 #   id  x  y