Asteroid 2024 Jj25. The radar targeted the larger asteroid, 2011 ul21, for nine days and the somewhat smaller asteroid, 2024 mk, for three days. The asteroid watch dashboard tracks asteroids and comets that will make relatively close approaches to earth.
This object has an absolute magnitude of 22.4 that suggests a diameter of roughly 110 meters but. The ads is operated by the smithsonian astrophysical observatory under nasa cooperative agreement 80nssc21m0056.