diff --git a/README.md b/README.md
index 3031153..ce960d8 100644
--- a/README.md
+++ b/README.md
@@ -121,6 +121,8 @@ Observers:
 # Status
 Alpha, under development.
 
+Appears to work for Galmon observer locations.
+
 # License / Copyright
 Unofficial project, not part of Celestia or Galmon.
 Upstream sources under their respective copyrights.