Close Approach Record

Asteroid (2022 UV21)

Closest pass on 2026-Oct-29 07:54 TDB (Julian Date: 2461342.829141028)

Key Facts

  • On 2026-Oct-29 07:54, asteroid (2022 UV21) passed Earth at a nominal distance of 5,650,000 km (14.7 lunar distances).
  • At closest approach, the object was traveling at 9.57 km/s relative to Earth.
  • The object has an estimated size of 13.1 m, which is about the size of a school bus.
  • The miss distance was about 15 times the distance to the Moon.
  • Hazard classification: 10 to 25 meters. Produces a powerful high-altitude shockwave capable of shattering windows, damaging roofs, and producing minor local injuries like the 2013 Chelyabinsk event.

Visual Scale Comparison

school bus 12 m Asteroid 2022 UV21 about the size of a school bus ~13 m tennis court 23.8 m
Scale ladder data
Target13 m
Smallerschool bus: 12 m
Largertennis court: 23.8 m

Object size compared to known reference benchmarks.

Miss Distance Orbital Dial

Moon Orbit (1 LD = 384,400 km) 14.7 LD Earth

Concentric orbital rings showing Earth, Moon orbit, and asteroid trajectory.

Astrometric & Orbital Parameters

Designation2022 UV21
Full Object Name(2022 UV21)
Nominal Miss Distance5,650,000 km (14.7 lunar distances / 0.0377631614723659 au)
3-Sigma Minimum Distance5,648,872.604 km (14.695 LD)
Relative Velocity (v_rel)9.57427818453305 km/s (about 11 rifle bullets)
Velocity at Infinity (v_inf)9.56690584704248 km/s
Time Uncertainty (3-sigma)< 00:01
Absolute Magnitude (H)27.17 mag
Orbit Solution ID2 (NASA JPL Small-Body Database)
Inside Moon OrbitNo
Inside Geostationary RingNo

Cite this page

Permanent URL: https://whatnearlyhitus.com/approaches/2026-Oct-29/2022-uv21/ | Machine-readable twin: index.json

APA:
What Nearly Hit Us Project. (2026). Asteroid (2022 UV21) Close Approach on 2026-Oct-29 07:54. What Nearly Hit Us. Retrieved from https://whatnearlyhitus.com/approaches/2026-Oct-29/2022-uv21/
MLA:
"Asteroid (2022 UV21) Close Approach on 2026-Oct-29 07:54." What Nearly Hit Us, What Nearly Hit Us Project, 2026-09-24, https://whatnearlyhitus.com/approaches/2026-Oct-29/2022-uv21/.
BibTeX:
@misc{approach_2022UV21_202629,
  title = {Asteroid (2022 UV21) Close Approach on 2026-Oct-29 07:54},
  author = {{What Nearly Hit Us Project}},
  year = {2026},
  url = {https://whatnearlyhitus.com/approaches/2026-Oct-29/2022-uv21/},
  note = {Primary upstream source: NASA/JPL CNEOS CAD API}
}