UFO Case Directory (RADCAT): “Object Tracked At 2,700 MPH April 18, 1952 NW of Kyushu, Japan”

(NICAP.org)

The whole UFO case report:

“Brad Sparks:

April 18, 1952; 50 miles NW of Kyushu, Japan (BBU 1130)

12:07 p.m. [9:07 p.m.?] A radar operator tracked unidentified target at 2,700 [2,100?] mph. (Berliner; FUFOR Index)

Dan Wilson:

1207 to 1209 (MT?)  Location of observer: Coordinates 129* 51' E/ 34* 19' N.  Observers: Det. # 21, 618th AC&W Squadron.  Manner of observation: The sighting was made on a TPS - 1B type radar.  Speed of object: 2700 mph.”

NICAP.org presents U.S. government (Project Blue Book, U.S. Air Force) documents that pertain to the UFO case.

http://www.nicap.org/520418kyushu_dir.htm

Wikipedia article: “Kyushu”:

https://en.wikipedia.org/wiki/Kyushu

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Kyushu from the International Space Station (text by Wikipedia)

(wikimedia.org) (wikimedia.org photo)