374038 (2004 HW)

Potentially hazardous 2026-May-21 23:03 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 44.24 LD of Earth. Approaches this close (within 45 LD) are recorded several times per month across all tracked near-Earth objects.

Size comparison

Estimated diameter: 965–2158m — the width of a small town.

If it were to strike Earth (it won't), the estimated impact energy would be approximately 89,352 megatons of TNT.

Closest distance
44.24 LD
17.0 million km
Relative velocity
13.69 km/s
49,299 km/h
Diameter estimate
~1562m
965–2158m range
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