U.S. Air Force Flying Discs File, 1952

Text

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SUGGE5TEll POINTS FOR ANALYSIS
The foll.owing questions are suggested for guidance regarding the
general type of dal.ysis desired:
l. Are images made by light source or refiection?
2. Any indication of what kind of objects could have caused images?
Is <there any bird su.tficiently actinic to cause images? Could they have
been caused by aircraft or balloons?
3. What causes impression that some objects at ti.mes appear to
become 2 or 3 llhere there was ori.ginall7 on~ or, conversely, 2 or 3 objects
at times appear to merge into one.
4. Do all objects have same characteristics?
a. Same apparent shape?
b .
Same Color?
c. Same relative size?
d .
Same general. motion?
5.
• at are shape(s), color{s) and relative s.ize(s) ot objects?
6. To what can the 11tade- in" and "fad&-out" of the objects be attributed?
7.
What type moti.on is attributable to the objects about their own axis
as well as about axis of 1'1.ight path)?
8.
Is there any accel.leration evident in their .motion along l.ight
path axis?
9. Can the m.oti on of the camera (panning and joggling) be allowed
for su£ficie.ntly to pennit detem.1.nation of the angular velosity of objects
Y.hich cross the i'ield of v.iew?
(Reference particularly the s1ng.le object
wh1ch crosses .field; photographer statel!' that cam.era was held mot.i.onless
l'lhile object crossed fiel.d of view.)
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