Wondering about the side of the planet that is facing away from the oncoming flash. If the side facing it got 'flash-fried' instantly, what would be the timeframe for the opposite side? IF this incident stripped off the atmosphere then I vote for the side facing the flash.

Regards,
Lobo-hotei
lobo

Treat the earth well, It was not given to you by your parents, It was loaned to you by your children.
Native American Proverb