PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969

CASE REFERENCE9543791

DATE OF SIGHTINGJanuary 1953

REPORTED LOCATIONMisawa AFB Japan

FRAMES3

→ Original microfilm scan (PDF) → Return to index

Machine transcription · mean legibility 89.7/100 · engines: paddle-gpu-200dpi

Transcribed Frames

FRAME 001 / 003paddle-gpu-200dpi

1. DATE - TIME CROUP 2.1.0 ION C
9 Jan 53 9/09502 Nisawe AFB, Japan
3. SOURCE 10. CONCLUSION
AF Pilot & Radar Obs. POSSIBLY BALLOON
4. NUMBER OF OBJECTS
One one
5. LENGTH OF OBSERVATION 5. LENGTH OF OBSERVATION 11. BRIEF SUMMARY AND ANALYSIS
2 Min. Visual: Stationery light which æontimuously light which cntimuously changed color
from rod to vhite to green. No aerodynnalc from rod to vhite to green. Ho aerodynnnie foatures were
6. TYPE OF OBSERVATION lobsorved. Observed by AF pilot of F-9h a/c at altitude or at altitude of
Air-Visual 35,0001 35,0001 for a period of one itinute.
Radar: Ojbect appeared on radar scope of radar scope of F-94 a/e as a woak a/o as a woak
7. COURSE fuzzy stationary opc fuzzy stationary a period of 2 minutes.
Reported Stationary Reported Stationary
8. 8. OOIMENTS: OOMMENTS: 1. Radar set had 1. Radar set had unusual behavior throuhout unusual behavior throuhout
PHOTOS mission bt object mission bit object and and radar radar return seens to coincide. return seens to coincido.
Y 2Plane overshot object - object seemed to be rising 50 akiset -ohiset soesed to be risio: 50
No minutes after Misawa balloon laundh.
9. PHYSICAL IDENCE
Yos
RNo
FORM
FTD SEP 63 0-329 (TDE) ovlous editilone of thie form may he uaed.
.

FRAME 002 / 003paddle-gpu-200dpi

1 minte, Slghted visually vithout optical aids and by radar fron an F-9h a/c at
of 24,ooo yerds, 20 dog port aximth, l0 dag below in elavation. Pilot then slghted
.
20 deg port in ezimuth. Radar locked on at 5oco yerds. As range decreased, engle of.
ndeatimate of Heather was overesst from 650 with
Viods
I overshot
object. Alwwxgkarysm CXEM300ERE4
nission
Anro Coment: Since the radar sat had unusual behavidor throughout the NaReHVePS
that object was weather
balloon laumcbed by the WX AMS at Msaw.

FRAME 003 / 003paddle-gpu-200dpi

FLYODRPT. OBJ VAS LIGIT THAT CONTINUALLY CHANGED COLOR FROM RED TO
IHITE TO GREEN. NO RES, MEAI PROPULSION TOR EXHAUST
TRAIL NOTED, NC EENT, LSCESTA AR CONTACT
GAVE WCAK OD. RADAR (
CONTACT APPROX VISU WIM, SiG VISUaLLY
WITH OUT OPT AIDS AND BY AT 3: FT, SPEED
2201 KNOTS IAS ACFT YJC IR CONTACT WITH
92. ELOW
IN ELEVATI PILOT : SIGHTED OEJ DEGI
IEADING OF ODJ
DUT AFTE TH: RADAR
LOCKED ON ACGE SED, ANGLE OF ELEVAT.
OBJ BELOW ACFT INCREASED. AZINUTH REMAINED CONSTAIT.
Lo G
DOWNGRADED AT 3 YEAR INTERVALS;
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
PAGE THO
ADOVE 132 DEG, AT
35090 ANT CESERI RTE
UNUSUAL
T OPERATIV AL.
INTERCEPTIC C0 ADCC
REPORT ANOTHER MaKING GCINLTTD NTIFIED
TRACK FADED AT 17231 XJGM4533 .
DOWNGRADED AT S YEAR INTERVALS:
SEE CRYPTO-CENTER DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
SFFONE DEOLASSANS
Alc
UNCLASSIFIED
4