Near-Earth Asteroid Tracker

Live close approach data from NASA · Updated hourly

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Asteroid: 499582 (2010 TH19)

Potentially hazardous 2026-Dec-02 06:36 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 33.81 LD of Earth. Approaches this close (within 34 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 208–466m — about the height of the Eiffel Tower (330m).

If it were to strike Earth (it won't), the estimated impact energy would be approximately 237 megatons of TNT.

Closest distance
33.81 LD
13.0 million km
Relative velocity
7.04 km/s
25,338 km/h
Diameter estimate
~337m
208–466m range
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