NASA Shares Observations of Recently-Identified Near Earth …

The asteroid, which is estimated to be about 130 to 300 feet wide, caught astronomers’ attention when it rose on the NASA automated Sentry risk list on Dec. 31, 2024. The Sentry list includes any known near-Earth asteroids that have a non-zero probability of impacting Earth in the future.

https://blogs.nasa.gov/planetarydefense/2025/01/29/nasa-shares-observations-of-recently-identified-near-earth-asteroid/