I was on highway in a noisy car. If there was a boom, I likely would have not heard it.
Persistent train
Observation
Unknown
Duration
2s
Length
12.5°
Remarks
As fireball appeared I'm fairly certain there was a smoke train behind it to the NE of the fireball as it tracked from NE to SW in the sky.
Terminal flash
Observation
No
Remarks
The 2 second long fireball pulsed a consistent bright blue/white.. and faded out as it got much lower on the horizon, no terminal flash that I can remember.