PROJECT BLUE BOOK

PROJECT 10073 RECORD
1. DATE · TIME GROUP 2. LOCATION
7 Feb 53 7/1230Z HOKKAIDO, JAPAN
3. SOURCE 10. CONCLUSION
VISUAL::
5 AF personnel RADAR: OTHER (WX)
4. NUMBER OF OBJECTS
Comments:
one ence,
5. LENGTH OF OBSERVATION 11. BRIEF SUMMARY AND ANALYSIS
Unidentified obj with bright light which changed colors from
35 mins red to green to white at estimated 1 150 above the
TYPE OF OBSERVATION horizon on a bearing of 91 Two of the observers reprta the
GlOuND RJ0te obj to be moving. During thevisual observation, a blip
Gd Vis A appeared on the radar set for a short length of time.
7. COURSE 1. The weather at the time of the sighting was clear.
2. 2. Due to the position, maeuvers, and Due to the position, maeuvers, and intensity, it Ls be- intensity, it Ls be-
East lieved that the visual obj was probably a star. Deneb at obj was probably a star. Deneb at
8. PHOTOS 8. PHOTOS 15 deg elev O8o 15 deg elev 080 o az. REGULUS REGULUS 25ELE1 250 100 47
Yos Yas
xNo xx No
PHYSICAL . PHYSICAL EVIDENCE ) )
Yes
No
FORM +8
FTD SEP 63 0-329 (TDE) SEP63 0-329 (TDE) Previcas sditiona of thia form tay be used. a. sdittons
.

L. Folloving Ls a roport of an unidentilied Plging objoct sigrted fron.
Jenuro A7 Detadhnent, Hokknido,-Jaian en 7 February W95) at 21301. It 701 8
Light rlaahdig red, grevn and white, snd seun by five heibers of the detadhnent
the statlon.
APPROVED:
DOWNGRADED AT 8 FRANCIS S. DOLE
Major, USAP
Intelligenco
FEAF DISTRBUTION
1 CY USAF
9 CY G-2 HQ FEC
′ CY
CY USAITA. Tokye
CY FILF
⊥ cy Alaskae Air Command
DII.ATEO, FEAF
+a 55
20/1 sual() ATIC,W 1A-2C
32 aree of Laldant
AT1C/23251
JISTRISUTCNFY
1 0 (Original), D/I JADF; 1 qy D/r 39th iDiv; 1 qy I/0 511th AGSY dp

0 days).
b. s/Sgt Reyar S
C
exerieuce: Site duty months
experience; 2 months.
6. eather: Weather E clear.
7. egative.
. ega5l79,
9. agative.
10 egatira.
Boll . -
3

object itselr. While there I direoted that the Cps-5 antenna be sigated in on
the oblect do that a trie bearing could be received. This true boerlng was O)l
degreos with a telerance of plns, sinus 2 degrees. The object seened to be about
toole to work with. only a rough estlnabe alnce I had no
When first seen by me tha objeot was raoidly changing colors. Sometines rod,
sonetimes 3a0e time. Later, its color changed
to white with intermittent red and groen flashes. A short t tine later it changed
to white and renained white. These color changes were visible to the naked eye
but were eapecially well dorined when vie ugh
or binoculars.
Being a single no chance id relativa
sone said mctionless; others said it appeared to be in orbit.
It is my owm personal ,belief that the object did not move with respect to the stars
in its vieinity.
1% B. D. Burnett, Lst Lt
B. D. BURNETT, lst Le
Controller
On tle-bsh of Febriarr at 2230 hotrs, I viered a pedmliar objeot which looked
very mich lce a star. The onlg thing which made it seem umusuel to me was bhat
a 9o (Degras) segtor of H ht beaned from the right side of the botton rather
Shan fron all aides. The other non naw it changing color but beisg allghtly far
dited, dad aot seo ay cienge lo7.
1/ F. J. Reymal, S/igt
T. J. FENAL, S/Sgt
Radar Mechanic

Movament was gaining allitule. Unnble to est range or altitude, It wos visible
Por ouproxlaately D5 mimuteg,
10/ W. W. "ichols, A/3c
W. M. NICIOLS, A/3c
Redar Operator
*
The following is an exract from the Loma Air Defense
Control Genter for 7 1953.
2220 Site d26 (Lt Burnett) inforned the Controller that he has a vioual sightlig
of an object. It mas changing colors rapidly from red, to green, to white
in oiroles. There ws a definite novenent, and was four tines brighter
FRANCIS S. DOLE
Major, USAF
Intelliresce Officer
The tine elemant involred i in contaating and progminr obitemmtts fron pity
porgownal has delayed this rerort condilarablg, and hrthee rartetoation
inpraciical uless doaned necessary, hovever, 1 rpears Mas tlho stated
tiferaett 2 arTor ohoula ruld 3230 TOE
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.
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PAGE CF PAGES
D/I FEAY COMENT:
. The time of the ineident corresponds with the time when oibel weather
hallcons ere leunched by all we
2. In this area the visibility is nights. The deseription
of the object. together with the time element, strongly indicates a lighted weather
in the islands
off Hokkaido.
E.7. Hg USAF
GEORGE D. HASTIOS
Colonel, USA3
Director of Requirements
Deputy for Intelligencs
-
/