Ahuna Topography Contours (IMAGE) Arizona State University Caption Researchers draped a digital terrain model over a shaded image of Ahuna, placing contour lines at 100 meter (330 foot) elevation intervals. Key spot elevations are shown in meters. Credit Dawn Science Team and NASA/JPL-Caltech/GSFC Usage Restrictions None when used in reportage on this story 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.