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Reply To: Contrail Thread Volume IV

Forums The Cloud Forum Contrail Thread Volume IV Reply To: Contrail Thread Volume IV

Hans Stocker avatarHans Stocker

At the end of last year I spotted these two fallstreak holes of which one is a long distrail.

2018-11 Wolken_0015-3

The Dutch word for fallstreak hole is “pilotengat”, that is one to one in English: a “pilote hole”.