Foia Release Unknown Complete

23857122-0463-187325-0001

Released
Published
Added to archive
Jul 1, 2026
Department
National Archives and Records Administration
Original size
25.8 MB
External ID
831a82d99661f7bc98174c3c0ec5d41fb0326666160e52e5aa5b0b80aa9bd9c3
Confidence
1%
Credibility
1%

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ae °C AF FORM: 112—PART tr ‘ AWA87329° / APPAOVED f JUNE 1948 tee. ee ; | COUNTRY ' SEs oe REPORT NO. (LEAVE BLANK) ” SAPAN | INT: IR-U/AC-11 7 3 | YD. __AIR INTELLIGENCE INFORMATION REPORT / /—7 jc. #eRe0 St (Officer) Soe SOURCE : | Ist Lt..B. EB, Swank, USAP tt = a. . ENCES (Comired number, directive, previous report, etc., a3 applicable) ~2 ~ SiUWwARY: (Later conciss remmary of report. Gise significance in final one-sentence paragraph. List inclosures at lower left. Begin text of report om AF Form 119—Part IL) 7 .d.. On 28 April 1950, at 1230 hours Item time, lst Et. was pilot- : ing an ¥-80C aircraft approximately two (2) miles west of MAKKANAI (45° 23*N-142°%1'R) © at 30,000 ft, heading 360° at 300mph indicated. The pilot observed one flying object — as approximately 10,000 ft, seven (7) miles to his left on a heading of 180°flying at $00 - 650 mph.» The object:was initially sighted for approximately five (5) seconds, - then was lost in the clouds for ten (10) secomis and clearly sighted for five (5) pening smooth turns and proceeded on a horizontal plane. thea eee viii and of undetermined‘width, however, it was thin’ ani somewhat resembled a tox tar- igcse. The object was white and. observed clearly when contrasted against the water. : 3. The pilot descemled to 18,000 ft and searched the area for the unidentified jeoject Por approximately fifteen mimites. before returning to Misawa Air Base. The . miics had goed radio contaet with Radar Site #18 during the entire period ani: contimal- ily kept them informed as’to his position. However, the radar site was unable to track watt #80 or to pick up the unidentified object. had the other aircraft in ~ sight during the entire period hence there was no possibility of having seen the second . 2) amd mistaken it for the unidentified object. : 2 ~ pimwovance and size of the object was somewhat doubtful in the pilot's mind due to the - 3° ject's distance from the aircraft. The object disappeared over the top of the clouds ,/. <ne first sighting, reappeared ant in like manner disappeared as the object's color ‘erded with the lower overcast. aes hs : Ee is a jet pilot~in the 9th Fighter Bember Kuladren, Hisana air Base, APO 919, The-pilot's ability to judge color, speed, and dis- ee seris considered to be above average. The pilot was airborne, looking for an uniden- ys. isdtrack reported by ground radar about one (1) hour earlier, The pilot was air~- - . Gapproximately one (1) hour ani was not. fatigued. , is fy BPR hin ok Malai Oh lon as w ae ed ON at “:&, The interrogator has personal kmowledge of the observer's character-ani-can sim iy: state that he is conservative, unassuming, and never given to exaggerations. Sighting Sketch) es ora aie ae ASA big 2-7 DECLASSIFIED << B. B. SWANK 3 “on THDPOR D. SIMPSON £0, 11652, Sec. 3(} ane S09) a) BY ist Lt. USAF ey, 2lo.el, US fa 73 Intell Req Div/Office of Deputy ais USAF meno. 2/e7 | i. Aby fer: Inte igence.. 7) J sysiS cee pate LBL? for Intslligence : “AON BY G. AGINATOR ; Z We & ‘ig : fa? i cy 2A? 6 cys .... Pid DUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE ACT. 0U.S C— :, 4324 AS AMENDED. ITS TRANSMISSION OR THE REVELATION OF ITS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PROHIBITED SY LAW. "\* 4 407 BF REPRODUCED IN WHOLE OR IN PART, BY OTHER THAN UNITED STATES AIR FORCE AGENCIES, EXCEPT BY PERMISSION OF THE DIRECTOR.OF * IGENCE, USAF. Shs MTS : : Declassification Authority: NND 57565 say - : z ; Unidentified Aerial Object | | vay Chad AREA KEPCATED ON FROM (Agency) 45 2a - 4k 241 SE rast? Hq Fifth Air Force, APO 710 Th 12 OF REPORTS DATE OF INFORMATION EVALUATION 5 Way 1950 28 April 1950 | B-2 - _emtes bp jseconds on the-pilot'’s right, circling to the left ami in front of the pilot amd disap- |; ipearing to the left of the aircraft on a heading af 270°. The object appeared to be. 27 ae art hh oe) A + ay pope eine! thea elie ste ental yh Sy “2. The object. was-square shaped, approximately twelve (12) ft long, twelve (13).rt| o wee There was no evidence of propulsion, exhaust, control surfaces, or lights. The Ms ute *s ! ’ " Mhe rg 507° LT TOOT 0 Aee