From d2f0a4518300e53a04571ec82b93bee2e818bb36 Mon Sep 17 00:00:00 2001
From: Pierfrancesco Butti <pierfrancesco.butti@gmail.com>
Date: Wed, 5 Apr 2023 09:26:22 -0400
Subject: [PATCH] Fix number of DOF in KF tracks

---
 .../java/org/hps/recon/tracking/kalman/KalmanInterface.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java b/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java
index 9f21a50efb..80a1916015 100644
--- a/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java
+++ b/tracking/src/main/java/org/hps/recon/tracking/kalman/KalmanInterface.java
@@ -595,7 +595,7 @@ public BaseTrack createTrack(KalTrack kT, boolean storeTrackStates) {
         
         // other track properties
         newTrack.setChisq(kT.chi2);
-        newTrack.setNDF(kT.SiteList.size() - 5);
+        newTrack.setNDF(newTrack.getTrackerHits().size() - 5);
         newTrack.setTrackType(BaseTrack.TrackType.Y_FIELD.ordinal());
         newTrack.setFitSuccess(true);