diff --git a/js/least-squares-regression/LeastSquaresRegressionConstants.ts b/js/least-squares-regression/LeastSquaresRegressionConstants.ts
index f95a166..1184854 100644
--- a/js/least-squares-regression/LeastSquaresRegressionConstants.ts
+++ b/js/least-squares-regression/LeastSquaresRegressionConstants.ts
@@ -11,9 +11,6 @@ import leastSquaresRegression from '../leastSquaresRegression.js';
 
 const LeastSquaresRegressionConstants = {
 
-  // speed for dataPoints to reach the bucket when animated
-  ANIMATION_SPEED: 0.001, //  in model units per millisecond;
-
   // Background color for sim and graph
   BACKGROUND_COLOR: 'rgb( 236, 255, 245 )',
   GRAPH_BACKGROUND_COLOR: 'rgb( 255, 255, 255 )',
diff --git a/js/least-squares-regression/model/DataPoint.ts b/js/least-squares-regression/model/DataPoint.ts
index ca0002c..98f2526 100644
--- a/js/least-squares-regression/model/DataPoint.ts
+++ b/js/least-squares-regression/model/DataPoint.ts
@@ -15,7 +15,6 @@ import Vector2Property from '../../../../dot/js/Vector2Property.js';
 import Animation from '../../../../twixt/js/Animation.js';
 import Easing from '../../../../twixt/js/Easing.js';
 import leastSquaresRegression from '../../leastSquaresRegression.js';
-import LeastSquaresRegressionConstants from '../LeastSquaresRegressionConstants.js';
 
 export default class DataPoint extends Disposable {
 
@@ -76,7 +75,7 @@ export default class DataPoint extends Disposable {
           to: this.positionProperty.initialValue,
           easing: Easing.CUBIC_IN
         } ],
-        duration: distance / LeastSquaresRegressionConstants.ANIMATION_SPEED / 1000
+        duration: 0.5
       } );
 
       animation.endedEmitter.addListener( () => {