PROJECT BLUE BOOK

y T.
I
LCUNU
. DATE·TIME GROUP 2. LOCATION
13 Dec. 66 14/0400Z Boulder Colorado multiple
SOURCE 10. CONCLUSION
Civilian Civilian Astro(Sirius) Astro(Sirius)
Sirius was rising on an azimuth of 115 Sirius was rising on an azimuth of 115 degrees
NUMBER OF OBJECTS NUMBER OF OBJECTS just before the sightings. just before the sightings.
Cne .
. LENGTH OF 11. BRIEF BRIE ANALYSIS LYSIS
Varied star like object in the Southeastern
Observer watched a star like object in the Southeastern Observer watched
TYPE OF OBSERVATION TYPE OF OBSERVATION sky for about 20 minutes. The colors were white, changing sky for about 20 minutes. The colors were white, changing
Ground Visual Bx Ground Visual Bx to red, green, purple and blue. The object was still to red, green, purple and blue. The object was still
visible after the 20 minute observation. The observer
COURSE was out watching the stars when the object was noted.
Stationary
PHOTOS The description is consistent with that of an astronomical
Yes observation. Sirius with a stellar magnitude of -i.5
No is quite bright and when low on the horizon is often
PHYSICAL EVIDENCE mistaken for a UFO.
Yos
XR No
FORM
TD SEP 63 0-329 (TDE) Previous editions of thle form may be used.
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.

13Dec66 1 :.
LAMKY TECHNICAL ATR TRAINING CENTER (ATC)
INITED STATES AIR FORCE
LOWRY AIR FORCE BASE , 8O230, Colorado
REPLY TO
ATTN OF:P XPCP Date 13 Deo 66
SUBJECT: Unidentified Flying Objects (UFO)
TO: FTD WPAFB (TDETR)
Wright-Pe AFB.
When unidentified
will be filled in and then forwarded immediately to Plans/Program attention
XPCP.
a. Description of the Object(s):
Similar to star
(2) Size compared to a known object (use one of the following terms:
Head ofa pin, pea, dime, nickel, quarter, half dollar, silver dollar, baseball,
Same as (1) abovs
(Color. Waite, changing to rod, groen, purple and blue
(4) Number.
(5) Formation, if more than one. Nome
features See( above
size same compared
of object(s).. None
(8) Sound. If heard, describe sound.
None
(9) Other pertinent or unusual Other pertinent unusual features eatures
None None

;'
-
Desoription of course or Object(s):
(1) What first called the attention of observer(s) to the objoct(s)?
Watching the stars
(29 dagle. saday di ad ait a appror o 4 d when fivation
observed.
(3) Angle or elevation and azimuth of object(s) upon disappearance.
Same
(4) Description of flight path and maneuvers of object(s).
Nome
5Howdd the object(s) disappear? (Instantaneously to the north, etc.)
Still visible at time of aport
6) How long was the object( specific, 5 minutes, 1 hour, etc)
20 mimtos
C. Manner of servation:
(1) Use one or any combination of the e following items: Ground-visual,
ground electronic, electronic. (If-elec adar.)
Ground visual
2 Statement as to well as naked
used and description the hereof. as eye
aircraft, airoraft,
identifioation number, altitude, heading, speed identifioation number, altitude, heading, speed, home station. station.
d. Tine and date of sighting: d. Time and date of signting:
0400-0420/14 D00 66 cd000430
1) Zulu time-date-group of sighting. S
2

whenever
None
j. Location, approximate altitude, and general
air traffic area at time of sighting.
Unknown
k. Position title and comments of the preparing officer, including his
preliminary analysis of the possible cause of the sighting(s).
l. Existence of physical evidence, such as materials and photographs.
changing colors.
agoncy3 Mr Earl Tubs, 27, 25th St., Bouldor, Colo, reported sighting a oigar
shaped objeot (side viaw) and pear shaped (thought to be haad on viow) Southeaat
of Bouldor for approx 10 mimutes (0415z - 0425z). Color changed from red ,
dlow.
0445Z - A Mr stu
with same desoription.
myself and could not locate objeet and the CQ on duty also checked and
could not locate. (Cq is a qualified Af Weather Obserrer).
4

dawn, dusk) Nighs
—
e. Location of Obser
and/or geographical posit position with referonce to a-known landnsrk
also should be given in electrical reports, suoh as "2mi N of Deevills; "Bni
SW of Blue Lake".. Typographical errors or "garbling" often results in electrically
transmitted messages, making location plots difficult or impossible.
EXAMPLEA..89 A5N.]92 71W for 39 45N, 102 21W.
Boulder, Colorado
f. Identifying Information on Observer(s):
1) age mailing address ocausatioh, and estimate of
reliability. Region 4
(2)
reliability. reliability. N/A
g. Weather and winds -- Aloft conditions at time and place of sightings:
(1) Observer(s) account of weather conditions. Clear & Visibility 20 miles.
Surface ds South at 8 knots
(2)
diection and velocity in degrees and knots at surface, 6,000 16,000',
20,000' , 50,000', and 80,000' if available.
(3) Ceiling. - Ceiling. -
() Visibility._
"
(5) A (5) Amount of cloud cover.
--
(6) (6) quadrant in which located. quadrant in which located.
3