Xxxx Xx 6384202 Tsu Shima Japan radar-visual unidentified-object report — an undetermined date

A deep red object was observed at 240° azimuth and 10° above the horizon. It was observed to be frequently changing to orange and was disappearance in size to a star. In five minutes the object moved rapidly to a point nearer the horizon and four minutes later object completely disappeared below the horizon. Weather: The weather was 50-100% scattered, 14,000 scattered, bright (ceiling as reported by interception controller). Interpretation of Intelligence Significance: The aircraft (T-33) which was vectored into the area, but objects disappeared before interception could be made. AT 1825:19, 16 JULY 1959, I OBSERVED A DEEP PENETRATION OF AIRCRAFT NEAR THE AIRFIELD, AT ABOUT 4,000 FEET ALTITUDE. THE AIRCRAFT APPEARED TO BE JET AND CIRCLED THE AIRFIELD THREE TIMES. IT APPEARED TO BE WHITE IN COLOR AND MADE A SHARP CLIMB TO THE NORTH AND DISAPPEARED FROM VIEW. IT WAS TRACKED ON RADAR AND WITNESSED BY SEVERAL OBSERVERS.