Orbital Diagram of Asteroid (IMAGE) University of Washington Caption The orbit of asteroid 2019 AQ3, discovered by ZTF, is shown in this diagram. The object has the shortest 'year' of any recorded asteroid, with an orbital period of just 165 days. Credit NASA/JPL-Caltech Usage Restrictions With credit 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.