28941452.pdf

PROJECT 10073 RECORD CARD

|  1. DATE | 18 Apr 52 | 2. LOCATION | JAPAN | 12. CONCLUSIONS  |
| --- | --- | --- | --- | --- |
|  3. DATE-TIME GROUP | Local GMT 18 1207 | 4. TYPE OF OBSERVATION | ELECTRONIC ☐ Ground-Visual ☐ Air-Visual ☐ Ground-Radar ☐ Air-Intercept Radar | ☐ Was Balloon ☐ Probably Balloon ☐ Possibly Balloon ☐ Was Aircraft ☐ Probably Aircraft ☐ Possibly Aircraft  |
|  5. PHOTOS | ☐ Yes ☐ No | 6. SOURCE | Det #21, 618 AC&W Sqdn. | ☐ Was Astronomical ☐ Probably Astronomical ☐ Possibly Astronomical  |
|  7. LENGTH OF OBSERVATION |  | 8. NUMBER OF OBJECTS | 1 | 9. COURSE ☐ Other ☐ I…

Electronic's opinion:

Due to the short duration of this target, an acceptable explanation of the target is impossible.

Capt James

UNCLASSIFIED
AF1 5400

AF FORM 112—PART I
APPROVED BY (illegible)

|  COUNTRY | JAPAN | 1R-20-52 | (RECEIVE READING)  |
| --- | --- | --- | --- |

AIR INTELLIGENCE INFORMATION REPORT

|  FROM (Agency) | D/I FEAF  |
| --- | --- |
|  DATE OF INFORMATION | 18 April 1952  |
|  DATE OF REPORT | 14 June 1952  |
| --- | --- |
|  DATE OF INFORMATION | 18 April 1952  |
| --- | --- |

ALLEN G. DUNKEN, Major, USAF
(DEPARTMENT OF STATE FEDERAL BUREAU OF INDUSTRIAL, INC., in applicable)

AFL 200-5 dtd 29 April 1952

|  1. Drawing of track on scope | 2. Report of unidentified aircraft  |
| --- | --- |

DOWN…

AF FORM 112—PART II
APPROVED 1 JUNE 1948
(UNCLASSIFIED)
2

# AIR INTELLIGENCE INFORMATION REPORT

|  FROM (Agency) | REPORT NO. | PAGE 1 OF 2 PAGES  |
| --- | --- | --- |
|  D/I FEAF | IR-20-52 |   |

The following is submitted in compliance with paragraph 7d, AFL 200-5 dated 29 April 1952:

1. **Description of Object**: The size of the object ("blip") as it appeared on the Plan 12 Indicator was approximately 5 to 8 degrees in length and 1/2 to 1 mile in width. The Plan 12 Indicator was set for a 60 mile sweep with no delay. Estimated speed of the object was 2700 miles per hour. The brightness…

UNCLASSIFIED
(CLASSIFICATION)
3
AF FORM 112—PART II
(UNCLASSIFIED) 1 JUNE 1948
AIR INTELLIGENCE INFORMATION REPORT
FROM (Agency) D/I FEAF
REPORT NO. FR-20-52
PAGE 2 OF 2 PAGES
7. Unusual Conditions which might account for the Sightings: None.
8. Existence of Physical Evidence: None.
9. Interception of Identification Action Taken: None.
Allen G. Dunken
Major, USAF
Chief, Collection Division
DOWNGRADED AT 3 YEAR INTERVALS:
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
NOTE: THIS DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE A…

UNCLASSIFIED
AIR DEFENSE OPERATIONS CENTER
REPORT OF UNIDENTIFIED AIRCRAFT
DATE 18 April 52

|  ADCC | TRACK NO. | GEOREF COORDINATES | TIME | NO. OF A/C | SPEED (MPH) | SITE NO.  |
| --- | --- | --- | --- | --- | --- | --- |
|  Itasuka | 51 | WJKE 5002 | 1207/I |  | Est. 2,700 | 21  |
|  " | " | WJKE 5206 |  |  |  |   |
|  " | " | WJKE 5210 |  |  |  |   |
|  " | " | WJKE 5115 |  |  |  |   |
|  " | " | WJKE 4823 |  |  |  |   |
|  " | " | WJKE 4628 |  |  |  |   |
|  " | " | WJKE 4133 | 1208/I |  |  |   |
|  " | " | WJKE 3955 |  |  |  |   |
|  " | " | WJKE 3337 |  |  |  |   |
|  " | " | WJKE 264…

UNCLASSIFIED

350° 360° 10° 20°
1209 1208+50 20° 30°
1208+40 30°
FADE TIME-1209 1208+30 40°
1208+20 50°
1208+10 60°
1208 70°
1207+40 80°
1207+30 90°
1207+20 100°
1207+10 100°
INITIAL TIME-1207 1207

270°
270°
270°

ACTUAL SIZE OF PIP AS IT APPEARED ON
PLAN-12-INDICATOR

UNCLASSIFIED AT 3 YEAR INTERVALS:
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10

Incl #1

a later period six additional objects were noted. No vapor trails, exhaust, or sound was noted. This case is carried in the FTD files as being due to balloons, but aircraft serves a much more likely solution in view of the reported speed and measures.

7. At Patrick AFB, Florida, on 18 July 1952, six separate observations of five different series of objects, described as lights, were reported. The initial object which set off the series of observations was a rawlunecile balloon released from a point two miles south of the observer. Following this report were others describing various lights wh…