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Project 11.2 ~ Sampling - 8, ¥, Plank
(P, FP. Moore)
SOLENT
Four Pefl, and two B-57.Wpe airerafy equipped for aloud sampling
as described in the
Report were used om this mission,
The
P-8 aireraft were designated by the code name Tiger, the 5-57 airoreft
that were used for sampling was given the code neme of Hotshot and the
other B57, which was used as the control aircraft, was Cassidy.
WEATHER
Predicted and observed wind sheere ware very high, on the order of
200 to 300 degrees and 8 to 10 knots in velocity difference per 5,000
feet change in altitude,
e
(
Cload scver consisted of about 3/8 scattered
altocetratas from 18,000 to 20,000 feet, but this did act intrude on
the bomb eleud or interfere vith viseal penstretion af the sampling
targe
7 Sake
aura BEST AVAILABLE COPY
OS
Tae alow! rove in « straight oolwm rueching « top altitade af
32,000 feet tm lees then 10 mimtes, The eleud began to break up
repay under the influence of the strong direction) wind shears
althoagh velecitics vere lov ensugh vo that the aloud did act break
ime separate pieces for a considereble tims, but instead stretehed
out inte a leng, very thin epirel shape, wrtil about 1) hours after
baret time, when the arus ef the spiral started te break apart and
Spread cat into emall thin streta.
The alow! was of a very prumcunced
‘wed eolor at all times, whieh was ef great aid in leeating the long,
thin steings of the clead in which sampling peustreticns were més,
Yl sr