2011 PU1
Track asteroid 2011 PU1 on ObjectTracer's real-time 3D globe.
Track on 3D Globe →Close Approach Data
| Close Approach | 2026-Apr-18 21:36 UTC |
|---|---|
| Miss Distance | 49,572,900 km (128.905 Lunar Distances) |
| Velocity | 52,524 km/h (14.59 km/s) |
| Est. Diameter | 20.2–45.1 m |
| Hazardous | ✓ Not Hazardous |
| NASA ID | 3574830 |
What is 2011 PU1?
2011 PU1 is a near-Earth asteroid. It has an estimated diameter of 20.2–45.1 m. During its closest approach it will pass within 49,572,900 km of Earth — 128.905 times the distance from Earth to the Moon. ObjectTracer visualises this asteroid in real-time on an interactive 3D globe using NASA NeoWs data.
Track all near-Earth asteroids including PHAs, NEOs, and close approach objects on ObjectTracer's Asteroid Tracker.
What is a Near-Earth Object?
A Near-Earth Object (NEO) is an asteroid or comet whose orbit brings it close to Earth's. NASA tracks thousands of them via the NeoWs program, measuring miss distance in lunar distances (LD) — one LD is the average Earth–Moon distance, about 384,400 km.
Frequently asked questions
Will asteroid 2011 PU1 hit Earth?
No. 2011 PU1 passes Earth at a safe distance of about 49,572,900 km — 128.905 times the Earth–Moon distance. NASA does not classify it as hazardous.
How big is asteroid 2011 PU1?
2011 PU1 has an estimated diameter of 20.2–45.1 m, based on its brightness as measured by NASA.
When is 2011 PU1's closest approach to Earth?
2011 PU1 makes its close approach on 2026-Apr-18 21:36 UTC, travelling at about 52,524 km/h relative to Earth.
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