Near-Earth Asteroid Tracker

Live close approach data from NASA · Updated hourly

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Asteroid: (2013 CS83)

Notable 2026-Jun-17 11:35 UTC

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

Historical context

This object passes within 176.56 LD of Earth. Approaches this close (within 177 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 94–210m — about the size of a city block.

If it were to strike Earth (it won't), the estimated impact energy would be approximately 180 megatons of TNT.

Closest distance
176.56 LD
67.9 million km
Relative velocity
20.28 km/s
73,026 km/h
Diameter estimate
~152m
94–210m range
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