diff --git a/continue.md b/continue.md
index c2f61d9..b455377 100644
--- a/continue.md
+++ b/continue.md
@@ -32,3 +32,6 @@
 - Copy from `old_tests/` to `tests/`, rewrite, rebuild, verify.
 - **Always ask for review** before moving to the next file.
 - **Only commit when asked.**
+
+## 5. Testing Harness TODOs
+- [ ] `OrbitalMetrics::angular_position` — uses `atan2(y, x)` which is XY-plane only; meaningless for inclined orbits