Near-Earth Asteroid Tracker

Live close approach data from NASA · Updated hourly

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Asteroid: 1943 Anteros (1973 EC)

Notable 2026-May-30 08:25 UTC

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

Historical context

This object passes within 51.41 LD of Earth. Approaches this close (within 52 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 1943–4346m — the size of a large city district.

If it were to strike Earth (it won't), the estimated impact energy would be approximately 212,529 megatons of TNT.

Closest distance
51.41 LD
19.8 million km
Relative velocity
7.39 km/s
26,607 km/h
Diameter estimate
~3144m
1943–4346m range
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