Re: "Pulse Contrail Photo" in Av Leak

Message posted by Mark Lincoln on September 09, 2006 at 11:13:47 PST:

I have seen somewhat similar formations when an aircraft was flying at an inversion boundary.

What doesn't fit, is the description of the aircraft leaving the contrail.

The photo posted by Mick shows a contrail that could have been left by any engine with an annular combustion chamber.

In Reply to: Re: "Pulse Contrail Photo" in Av Leak posted by Mick on September 08, 2006 at 14:42:38 PST:


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