Tracking Masked Asteroid (IMAGE) University of Central Florida Caption Follow the white line to see asteroid 1998 OR2's path. The asteroid is expected to make its closest approach to Earth on April 29. Credit Arecibo Observatory Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.