Photometric Study of the Fastest-rotating Near-Earth Asteroid 2024 XA1
Near-Earth asteroid 2024 XA1 was discovered on 2024 December 3 at 05:55 UT by the 2.3 m Bok Telescope of the University of Arizona. At 07:50 UT on the same day, subsequent orbit refinement confirmed a 100% impact probability, with atmospheric entry predicted at approximately 16:15 UT over eastern Siberia. We obtained o...