Near-Earth Asteroid Tracker

Live close approach data from NASA · Updated hourly

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Asteroid: (2017 WJ2)

Notable 2026-Nov-05 04:22 UTC

Notable approach — Unusually close or large, but poses no risk.

Historical context

This object passes within 15.56 LD of Earth. Approaches this close (within 16 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 88–197m — about the size of a city block.

If it were to strike Earth (it won't), the estimated impact energy would be approximately 50 megatons of TNT.

Closest distance
15.56 LD
6.0 million km
Relative velocity
11.78 km/s
42,403 km/h
Diameter estimate
~142m
88–197m range
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