5

an

Tre prosraa co resolve che discrepancies is meaciy complete.

Me aes

curacs ami degree of confizerce whica can be attacaed to tne Final esti cates
ef tae Teas and Orange aieLe Crajectories

is comsiceradiv Detter Thea eas

Anticipated at ene tise of the nich-aitituce sats.

Resubts of tais trajccton

eanuissis prograa will de rearted separatel,�� ami will cherefere cal, bc sua-

suriced mere.

Final crajector estisates are incivted at che end of Cais

seclicn.

5.3.+

Tine of Flight and Nasizmnm Altitude

.

One extretely significaar and basic Fact was brought out bs che trajecterm
analysis chich greatly improves contidence in the alticude-versus-tine histery
of the rockets.
studies.

This is the most critical trajectory paraaeter for attenuaticn

Specifically, it was outed thac the cutal cise of fliyhe of a vehicle

was related to the aaxims altitude reached by thse vehicle.

The relationship

was of che furah-a Bt where ho is smaxicam altituce, A amd B are constunts,
ani ct is total cise of Flighe.
was required to evaluate h.

Thus, once A and 3 were deterained, only ¢

Fortunately, the recorded Hi-Lo attenciion data

were in the fura of received signal strength versus tine and, consequently,
total cine of Elight could be determined from the signal cutofi.
tance of this relationship cannot be overe=xphasized.

The isper-

Fur exacple, te. vehicles

will Nave nearly identical cocal tines of flight even though one vehicte is
launched vertically bur attains only a relacivels low alcitude because of pour

rocket swtor performance, while the second vehicle is launched ever a low,
Flat trajectory to the sase soximo altitude with norsal rocket ater.

‘

performance.
Another way to peesent this relationship is to state that vertical motion
is independent of horizontal aocion.

Although cais statasent is valid fur

Eligne in a vacuus, that it aisht also be etrve in the presence of sn atrophece
is far froa obvious.

To the contrary,

it can be shown thar, with the action

of drag as a facter, horicontal aml vertical accion, are actually interdepem
dence.

[f a coasting purtion of the trajectur: is considered, during which

drag is significance,

9

s

t

ates
hy

dv,

the equation for che vertical oavciun is:

¥ & (-

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