diff --git a/light9/web/light9-vidref-replay.js b/light9/web/light9-vidref-replay.js
--- a/light9/web/light9-vidref-replay.js
+++ b/light9/web/light9-vidref-replay.js
@@ -120,9 +120,9 @@ class Light9VidrefReplay extends LitElem
        actual/goal time cursors -->
   <div>
     video time should be <span class="num">${this.videoTime} </span>
-    actual = <span class="num">${rounding(this.outVideoCurrentTime, 3)}</span>, 
-    err = <span class="num">${rounding(this.timeErr, 3)} </span>
-    rate = <span class="num">${rounding(this.playRate, 3)}</span>
+    actual = <span class="num">${rounding(this.outVideoCurrentTime, 3, 3, true)}</span>, 
+    err = <span class="num">${rounding(this.timeErr, 3, 4, true)}</span>
+    rate = <span class="num">${rounding(this.playRate, 3, 3, true)}</span>
   </div>
 `;
         }