28937863.pdf

7/05252

27 April 50

40°30' N 14°30' E JUL 51

HAF Pilot

Cream

0545 Z

Lostanillar

30. -6

2. -3 Minutes

Serial

071E2 (CONTRAIL)

Company A111 Form 519
(2 Jan 52)

UNCLASSIFIED
CONFIDENTIAL

MEMO FOR GENERAL CABELL:

In regard to the incidents involving observation of an unidentified object by pilots of F80C aircraft on 27 and 28 April 1950 in the area of Misawa Air Base, Japan, we are convinced that the pilot in each case actually saw what was described.

As to what the object actually was, we feel that it was not an aircraft or aerodynamic device of any sort, but was a visual effect produced by shock waves from other F80C aircraft in the area at the time each observation was made. In this connection we call attention to the fact that events took place …

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UNCLASSIFIED
APPROVED 1 JUNE 1948

|  COUNTRY JAPAN | SUBJECTS INT IR-U/AC-10 | LEGAL'S BRANCH AF187321  |
| --- | --- | --- |

# AIR INTELLIGENCE INFORMATION REPORT

**Subject:** Unidentified Aerial Object

**AIRS REPORTED ON:** 40°30'N 141°30'E
**FROM (Agency):** Hq Fifth Air Force, APO 710

**DATE OF REPORT:** 5 May 1950
**DATE OF INFORMATION:** 27 April 1950
**EVALUATION:** B-2

**FEES BY (Officer):** 1st Lt. E. E. Swank
**SOLID**

**REFERENCES:** (Central number, director, previous report, etc., as applicable)

**SUMMARY:** (Enter concise summary of report. Give significance in final one-…

UNCLASSIFIED
AF FORM 112—PART II
APPROVED 1 JUNE 1948

# AIR INTELLIGENCE INFORMATION REPORT

|  FROM (Agency) | Hq Fifth Air Force, APO 710 | REPORT NO. | INT IR-U/AC-10 | PAGE 2 OF 2 PAGES  |
| --- | --- | --- | --- | --- |

the pilot did not get over excited on observing the object but tried his best to overtake, observe and report it.

1 Incl:

E. E. SWANK
1st Lt. USAF
Intell Req Div/Office of Deputy for Intelligence

APPROVED:

O WIGHTON D. SIMPSON
Lt Colonel, USAF
Deputy for Intelligence

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

NOTE: THIS DOCUMENT CO…

UNCLASSIFIED

INCLOSURE #1

SIGHTING
OBJECT

(3)

(2)

(2)

(1)

OBJECT

(1) RELATIVE POSITION ON FIRST SIGHTING.

(2) POSITION AS CROSSED OVER THE OBJECT

(3) DIRECTION TAKEN AS OBJECT BROKE AWAY FROM
THE LEAD SHIP.

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

SECRET

UNCLASSIFIED

UNCLASSIFIED
AF FORM 112—PART I
(CLASSIFICATION)
APR 37305

|  TO: ( ) | JAPAN  |
| --- | --- |
|  REPORT NO | INT IR-U/AC-11  |

AIR INTELLIGENCE INFORMATION REPORT 112

SUBJECT: Unidentified Aerial Object

AREA REPORTED ON: 45 23'N 141 41'E
FROM: ( ) ( )
FROM: ( ) ( )
Hq Fifth Air Force, APO 710

DATE OF REPORT: 5 May 1950
DATE OF INFORMATION: 28 April 1950
EVALUATION: B-2

PREPARED BY: ( ) ( )
SUBJECT: 1st Lt. E. E. Swank, USAF

SERIES I (partial number, directive, previous report, etc., as applicable)

SUMMARY: (Enter concise summary of report. Give significance in total one or more per gr…

INCLOSURE #1
SECOND SIGHTING 5 SECONDS
270° — — — — — — — — —
(2) — — — — — — — — —
(1) FIRST SIGHTING
5 SECONDS
360° AT
30,000 FT
(1) — — — — — — — — —
(1) FIRST SIGHT FOR 10 SECONDS
LOST SIGHT FOR 10 SECONDS
(1) RELATIVE POSITION FIRST SIGHTING. PILOT
HEADING NORTH 360° AT 30,000 FT AND SIGHTED OBJECT
7 MILES TO HIS LEFT AT 10,000 FT HEADING 180°
(2) PILOT ON 360° HEADING AT 30,000 FT AS
OBJECT PASSED IN FRONT OF A/C IN A TURN TO THE
LEFT AND DISAPPEARED ON HEADING OF 270°
SECRET
DOWNGRADED AT 3 YEAR INTERVALS:
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10