This webpage does not describe a real potential asteroid impact. The information
on this page is fictional and provided only to support an emergency response
exercise conducted during the
Planetary Defense Interagency Tabletop Exercise 4
at Johns Hopkins University, Applied Physics Laboratory, in Laurel, MD,
February 23 and 24, 2022.
This is only an exercise.
The 2022 TTX Hypothetical Asteroid Impact Scenario, Module 4: August 16, 2022
Asteroid 2022 TTX impacts the Earth’s atmosphere a few seconds before 2:02:10 pm EDT
on August 16, 2022. The main airbust occurs at an altitude of about 8 miles.
The asteroid velocity at impact was 15.54 km/s (34,700 mph). The asteroid approached
at a steep angle, 26 degrees from vertical, and the approach direction was from the
north-northeast (NNE), 37 degrees east of north.