1 files changed, 2 insertions, 0 deletions
diff --git a/src/event.h b/src/event.h
index ddb8be3..c07d648 100644
--- a/src/event.h
+++ b/src/event.h
@@ -30,6 +30,8 @@
 typedef struct pmt_hit {
     /* Set to 1 if the PMT was hit. */
     int hit;
+    /* Uncalibrated time. */
+    float tac;
     /* ECA calibrated time (ns). */
     float ept;
     /* Time in nano-secs relative to event T0 (ns). */