Near-Earth Asteroid Tracker

Live close approach data from NASA · Updated hourly

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Asteroid: (2018 UA1)

Potentially hazardous 2026-Oct-26 14:45 UTC

Potentially hazardous by NASA classification — Classified hazardous by NASA due to its size — passing safely. No known asteroid poses an impact risk in the next 100+ years.

Historical context

This object passes within 117.26 LD of Earth. Approaches this close (within 118 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 277–619m — about the size of a large sports stadium.

If it were to strike Earth (it won't), the estimated impact energy would be approximately 4,696 megatons of TNT.

Closest distance
117.26 LD
45.1 million km
Relative velocity
20.41 km/s
73,474 km/h
Diameter estimate
~448m
277–619m range
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