Atmospheric Impact Event

Bolide Event: 2025-10-20 13:31:27 UTC

Impact Energy: 0.073 kt TNT (0.00487 times the size of a Hiroshima equivalent)

Key Facts

  • On 2025-10-20 13:31:27 UTC, a bright bolide meteor was detected in Earth atmosphere.
  • Calculated impact energy was 0.073 kilotons of TNT, which is 0.00487 times the size of a Hiroshima equivalent.
  • Peak brightness occurred at an altitude of 41 km.
  • Atmospheric entry velocity was 26.7 km/s.
  • Estimated pre-atmospheric impactor diameter was 0.82 meters.

Sensor Detection Parameters

Event Timestamp (UTC)2025-10-20 13:31:27
Calculated Impact Energy0.073 kilotons of TNT
Energy Comparison0.00487 times the size of a Hiroshima equivalent
Optical Radiated Energy2.00e+10 Joules
Detonation Altitude41 km
Atmospheric Velocity26.7 km/s
Geographic Coordinates5.7 (N), -135.2 (W)
Estimated Impactor Size0.82 meters

Cite this page

Permanent URL: https://whatnearlyhitus.com/fireballs/20251020133127/ | Machine-readable twin: index.json

APA:
What Nearly Hit Us Project. (2026). Atmospheric Bolide Event 2025-10-20 13:31:27 UTC. What Nearly Hit Us. Retrieved from https://whatnearlyhitus.com/fireballs/20251020133127/
MLA:
"Atmospheric Bolide Event 2025-10-20 13:31:27 UTC." What Nearly Hit Us, What Nearly Hit Us Project, 2026-09-24, https://whatnearlyhitus.com/fireballs/20251020133127/.
BibTeX:
@misc{fireball_20251020133127,
  title = {Atmospheric Bolide Event 2025-10-20 13:31:27 UTC},
  author = {{What Nearly Hit Us Project}},
  year = {2026},
  url = {https://whatnearlyhitus.com/fireballs/20251020133127/},
  note = {Primary upstream source: NASA/JPL CNEOS Fireball API}
}