John Pelchat wrote:

Thanks for a great reply, one follow-one: Part of your reply spoke of
dumping exhaust overboard. In photos of some launch vehicles, you see
a rather non-propulsive flame to one side of the engine exhaust,
especially the older Atlas vehicles . . . is that the same exhaust?




Yes, that is indeed the turbopump exhaust. Saturn I's could really shoot out some
serious turbopump exhaust also.

Pat