Near-Earth Asteroid Tracker

Live close approach data from NASA · Updated hourly

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Asteroid: (2016 JN17)

Notable 2026-Dec-04 22:27 UTC

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

Historical context

This object passes within 169.51 LD of Earth. Approaches this close (within 170 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 205–459m — about the height of the Eiffel Tower (330m).

If it were to strike Earth (it won't), the estimated impact energy would be approximately 866 megatons of TNT.

Closest distance
169.51 LD
65.2 million km
Relative velocity
13.74 km/s
49,446 km/h
Diameter estimate
~332m
205–459m range
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