we did not hear anything as the object made its way across the sky but approx 10-20 seconds after the event we heard a boom.
Persistent train
Observation
Yes
Duration
10s
Length
20°
Remarks
no smoke but a glowing train that got brighter and brighter going from white to blue to red then after 8 seconds the object broke up into multiple (3-5) smaller objects.
Terminal flash
Observation
Yes
Remarks
the object got brighter and brighter until it was white and bright like a giant piece of Mg burnig then the flash and then the object broke into 3-5 pieces.