2025, September 9. South Atlantic, 77km off the coast of Brazil in Ceará. Airburst. Time:17:49:10UT, 14:433 time zones. Coordinates: (2.3S, 39.5W). Altitude: 24.0km. Velocity: 20.72km/sec. Energy: e = 15.3e10, -e = 0.44 or 440,000 kg/TNT. Travelling east. Seen inland as far as 140 km and 216km from event. It displayed properties of concurrent and delayed sound. Given the location on the continental shelf and the substantial energy release, a Marine Animal Disturbance Alert should be issued for the region. This is the 25th airburst of 2025.
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