SEXLTR (continued) KELLOS4s wo it was only the spread at right angles te the shearithat wag considered. When I drew this, I was ioplying that welt oo elisinated the effects of shear from the data, VOICEs The Signal Corpse has been trying to measure width by ting up sroke trails from rockets, and has been unsucces because the diffusion rate is eo great that they don't even a chance to photegraph it, - This is the horizontal? YOICEs Now this is just dissipation of the vapor trail itself,| with the enoke trail. FELL5O0s I've heard this too, EB. PLESSETs It just breaks apart. VOICEs be yeu think this in the regien below 200,000 fests or ja thts 7 up in the very high region above the ozone layer? VOICZs YT don't think it went up that high. KELLOMs Then they'd be gotting into a region of eteep lapse ra peak i] | | Thirty-five niles. again, T've bad to cospress it because of the sise of the This is the 35 miles here, and then we cet @ decrease ture with height, and we have very good evidence for a oO