Asteroid 2021 YW
2021 YW is on NASA's Sentry list of objects that cannot yet be fully ruled out as future impactors.
Estimated size
33 m
about the size of a house
Closest pass on record
—
Speed relative to Earth
25.0 km/s
Brightness (H)
25.03
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.
No past close approaches in our records.