Project Blue Book File on Tremonton Film, Utah, 1952

Text

This text came with the file. It may have mistakes. When the text and the image disagree, the image is right.

11.NCLAS.SIFIED
DEC 5
195~
at fl6 with a panning motion; and Part III, the footage
at fl6 during which the camera was held steady.
Three
definite groups of lights were observed throughout the
film and plots were recorded as follows:
Control
~
Par1B I and II
Holding to one group
Parts I and II
Holding to one light and
direction of another
Parts I and II
Arbitrary 1/2 inch correction
per frame for panning
Part III
Holding to frame outline
Parts I and II
None. Every tenth frame to
show changes in two apparent
formations.
In addition to the above plots; blowups of exposures on
opaque and transparent materials were made for stereoscopic
study, assignment of magnitudes of light intensities were
made frame by frame, and preliminary studies of colored
lights conducted.
3. Comments.
From the above plots and studies, the following
comments keyed to the list of questions contained in enclosure
l are:
1. It appears to be a light source rather than reflected
light.
.
2. No indication of kind of objects.
No bird known to
be sufficiently actinic. Could not have been caused by air­
crart or balloons.
3. Comments held in abeyance until further stereoscopic
study.
4. Objects have same apparent shape, color,and general
motion. Relative size is still under study.
5. Images are circular in shall) and bluish-white in
color.
6. Comments in abeyance.
7. Comments in abeyance.
8. Acelleration is evident.
9. Velocity was computed to be 3780 mph for a shift of
1mm per frame if the .object is five miles from the observer.
Do~gftfs,?1EA:,DT Ar. YRAR lN"f'ERV_AJ~ •
n~ D FTER 12 YEARS.
'
~v~ IR 6200.10
-2-
..,.. ..,.
,
UNCLASSIFlED
I
DECLASSIFIED Authority NND 923007