Originally Posted by
Old Boeing Driver
Good info about the previous flights. I looked at the last flight track and noted they had just reached FL430 and then started descending. I would think that even at light weights it would be a struggle to be at FL430 in that airplane. The least amount of turbulence might cause an upset.
Not sure how close they were to the weather, but it looked like they had none to the south.
On the other hand, they would have had a lot of altitude to recover.
Challenger 600 series max certified alt is FL410.