It sounded like an low pitch thud that occured after about 5 mins or so after my initial sighting. At first i thought i was a truck or car on the near by highway, but this thud didnt sound nearby at all. As soon as i heard it i immediately looked up again thinking another meteor was above.
Persistent train
Observation
Yes
Duration
1s
Length
15°
Remarks
The train followed until the fireball wized by and disappeared.
