diff --git a/y2023/vision/aprilrobotics.h b/y2023/vision/aprilrobotics.h
index 66d82a1..01e3138 100644
--- a/y2023/vision/aprilrobotics.h
+++ b/y2023/vision/aprilrobotics.h
@@ -30,6 +30,7 @@
     apriltag_pose_t pose;
     double pose_error;
     double distortion_factor;
+    double pose_error_ratio;
   };
 
   struct DetectionResult {
@@ -43,6 +44,10 @@
 
   void SetWorkerpoolAffinities();
 
+  // Deletes the heap-allocated rotation and translation pointers in the given
+  // pose
+  void DestroyPose(apriltag_pose_t *pose) const;
+
   // Undistorts the april tag corners using the camera calibration
   void UndistortDetection(apriltag_detection_t *det) const;