Draw a keypoint circle or ellipse
 
 
 

Draw a keypoint circle

  1. Choose Keypoint Curve Tools > Circular Arc.
  2. Click the center point and a point that will lie on the circle.

Draw an ellipse from the center

  1. Choose Keypoint Curve Tools > Ellipse .
  2. Set Ellipse Definition to Center and end point, then click Go.
  3. Click the center point and the end point.

To draw a keypoint ellipse end-to-end

  1. Choose Keypoint Curve Tools > Ellipse .
  2. Set Ellipse Definition to Axis endpoints, then click Go.
  3. Click the two long-axis end points of the ellipse.