2024 Asteroid Radar. It is also the closest approach by any object with an absolute magnitude this bright since october, 2015 (2015 tb145). Echo power spectrum obtained from 2024 jv33 on august 18 at a frequency resolution of 0.2 hz.
It measured around 3.3 feet wide (1 meter) and. The 2024 flyby is the closest for at least the next two centuries.