Atmospheric Impact Event

Bolide Event: 2025-09-09 17:49:10 UTC

Impact Energy: 0.44 kt TNT (0.0293 times the size of a Hiroshima equivalent)

Key Facts

  • On 2025-09-09 17:49:10 UTC, a bright bolide meteor was detected in Earth atmosphere.
  • Calculated impact energy was 0.44 kilotons of TNT, which is 0.0293 times the size of a Hiroshima equivalent.
  • Peak brightness occurred at an altitude of 24 km.
  • Atmospheric entry velocity was 20.7 km/s.
  • Estimated pre-atmospheric impactor diameter was 1.76 meters.

Sensor Detection Parameters

Event Timestamp (UTC)2025-09-09 17:49:10
Calculated Impact Energy0.44 kilotons of TNT
Energy Comparison0.0293 times the size of a Hiroshima equivalent
Optical Radiated Energy1.53e+11 Joules
Detonation Altitude24 km
Atmospheric Velocity20.7 km/s
Geographic Coordinates-2.3 (S), -39.5 (W)
Estimated Impactor Size1.76 meters

Cite this page

Permanent URL: https://whatnearlyhitus.com/fireballs/20250909174910/ | Machine-readable twin: index.json

APA:
What Nearly Hit Us Project. (2026). Atmospheric Bolide Event 2025-09-09 17:49:10 UTC. What Nearly Hit Us. Retrieved from https://whatnearlyhitus.com/fireballs/20250909174910/
MLA:
"Atmospheric Bolide Event 2025-09-09 17:49:10 UTC." What Nearly Hit Us, What Nearly Hit Us Project, 2026-09-24, https://whatnearlyhitus.com/fireballs/20250909174910/.
BibTeX:
@misc{fireball_20250909174910,
  title = {Atmospheric Bolide Event 2025-09-09 17:49:10 UTC},
  author = {{What Nearly Hit Us Project}},
  year = {2026},
  url = {https://whatnearlyhitus.com/fireballs/20250909174910/},
  note = {Primary upstream source: NASA/JPL CNEOS Fireball API}
}