DELETED
(DAKOTA)
Project 9.1 = Technical Photography = Lt Col Jack G. James
Three RB-50 Aircraft, Carter 1, 2, and 3, participated on this
event.
Positioning at H Hour was as follows:
Carter 1, 70 Nautical
Miles East of GZ at 20,000 feet; Carter 2, 70 Nautical Miles South of
GZ at 20,000 feet; Carter 3, 50 nautical miles at 20,000 feet.
Car~
ter 1 had an unrestricted view of the detonation and resulting cloud.
Two photo runs of 15 minutes each were made with all cameras operating
without malfunction.
Carter 2 in the South Quadrant photographed the
rise of the cloud up to 35,000 feet where the still rising cloud fused
into a high cirrus layer.
feet.
A second 15 minute leg was flown at 25,000
Measurable results on this leg are probably negligible.
All
cameras functioned with the exception of the 16mm Color GSAP which had
a film jam at plus 15 seconds.
Carter 3, accomplished one and a half 15 minute photo runs before
being blocked by a cirrus layer estimated at 40,000 feet.
There were
no camera malfunctions.
All three air crews reported an extreme rapid rate of rise with the
cloud starting to lose its identi+; at about plus 30 minutes.
COnICD/por
LANL RC
- 42 ue,