Osan Korea radar-visual unidentified-object report — September 15, 1961

On or during September 15, 1961, at or near Osan Korea, Korea, the source reports the following sequence: BRIEF SUMMARY OF SIGHTING: Round white obj size of jet appeared 15' clay, 160' disappeared. COMMENTS/REPORT: Info, but what there is, believe it was altitude and acl visual and reported by radar units is this conditions where movement was mistaken by ground observers that probably too far high angle too low relationship. B. (1) LOOKED AT MOON. (2) ELEVATION 30 DEGREE S, 270 DEGREE AZIMUTH. (3) ELEVATION 70 DEGREES 150 DEGREES AZIMUTH. (4) THE LIGHT MOVED VERY FAST AND SEEMED BRIGHTER AS IT NEARED POINT OF DISAPPEARANCE. B. (1) THOUGHT AIRPLANE. (2) ELEVATION 50 DEGREES 270 DEGREES AZIMUTH. (3) ELEVATION 70 DEGREES 120 DEGREES AZIMUTH. (4) THE LIGHT MOVED VERY FAST AND BECAM BRIGHTER AS IT NEARED POINT OF OBSERVATION. AT ONE POINT OBJECT STOPPED, WAS VERY BRILLIANT IN COLOR AND AT GREAT BRILLIANCE AFTER STAYING BASICALLY STATIONARY AND CONSTANT IN COLOR WHITISH APPROXIMATELY 2 TO 3 MINUTES, THE OBJECT BEGAN TO RAISE IN VERTICAL OISTICAL LIGHT NOW CHANGING COLOR. THE SPEED AT THIS POINT WAS GREATER THAN ANY KNOWN AIRCRAFT. (5) OBJECT DISAPPEARED WILE STATIONARY AND SEEMED TO BE CLIMBING AND FADING RAPIDLY. SMITH CHIEF OPERATIONAL INTELLIGENCE SMITH AIR DIVISION DIVISION OBSERVED BOTH CASES THEY MADE NOT DOING RING PRIOR TO THE SIGHTING AND SEEMED TO BE LOGICAL AND RELIABL DIVIDUALS. THE CHIEF TOWER OPERATOR ON DUTY DID NOT SEE THE PAGE FOUR RJAPAPP 73A JET BUT CONSIDERED QUITE LIKELY THAT THE SIGHTING COULD HAVE BEEN CAUSED BY AN F-102 DOING EXTENSIVE FLYING AND MANEUVER LOCAL AREA WITH AFTER-BURNER THERE WAS NO MISSILE FIRINGS OR AERIAL TESTS IN THE AREA. NO EXPLANATION EXISTS FOR THE REPORTED HIGH SPEED OF THE OBJECT, EXCEPT ERROR ON THE PART OF THE OBSERVERS. COMMENTS: OTHER SIGHING OF AN UNIDENTIFIED OBJECT WAS REPORTED IN THIS AREA, AND THIS WAS THE ONLY OTHER RELEVANT INFORMATION FOUND. B. (1) 20 SECONDS. (2) AS DEGREE ELEVATION, 20 DEGREE AZIMUTH. (3) 45 DEGREE ELEVATION BOTH OBSERVERS SAW AN OBJECT LARGER THAN THE STARS, MOVING TOWARDS THEM FROM EAST TO WEST FOR ABOUT 1 MINUTE. THE OBJECT THEN STOPPED, HOVERED FOR A FEW SECONDS, THEN BEGAN TO MOVE IN A WIDE GRADUAL AND PROCEED SOUTH.