Radar-Visual Sighting Over Dayton and Wright-Patterson AFB (ATIC)

Early 1950. The Air Force was running Project Grudge, and its files were handled by the Air Technical Intelligence Center, ATIC, at Wright-Patterson Air Force Base outside Dayton, Ohio. March brought a new wave of reports. Then, one Wednesday morning, a light appeared almost over the investigators' own heads.

March 8, 1950. At 6:50 am, George Barnes, a controller in the tower at Dayton Municipal Airport in Vandalia, watched a bright, bullet-shaped object cross from northeast to southeast in about five seconds, leaving a vapour trail. Soon others were called out. The thing in the southern sky now looked like a luminous sphere. It did not go away.

About midmorning a TWA airliner circled to land. Its crew, Capt. W. H. Kerr among them, saw a bright light hovering to the southeast. They called the tower. The controllers were already watching it. Edward J. Ruppelt later described it as "an extremely bright light, much brighter and larger than a star." Pilot M. H. Rabeneck, an amateur astronomer, studied it through binoculars. He later said, in effect, that it was no star, no planet and no meteor.

The tower called the Ohio Air National Guard. An F-51 went up, and a second joined from Wright-Patterson. NICAP's account counts four interceptors in all. Maj. Kenneth Chilstrom searched in an F-80 for more than 20 minutes and saw nothing. Lt. Col. Dale Shafer chased the light in an F-51 for 20 to 30 minutes, reportedly reaching 38,000 feet.

One pilot told Ruppelt the object "was getting bigger and more distinct all the time." It "was definitely round." It looked "huge and metallic." At the Wright Field radar lab a master sergeant tracked the fighters and the target at once. "The target was a good solid return," he said. It faded. He tilted the antenna up and found it again. Whatever it was, it was climbing.

Then the clouds moved in. At about 15,000 feet the pilots lost it, hit heavy icing and turned back. Around 10 am the object disappeared behind cloud. Barnes said it had been "ascending at terrific speed" throughout. Donald Keyhoe wrote: "The disk rose vertically into the sky at incredible speed, hovered a while longer, and then vanished."

That afternoon a conference at ATIC reached its answer. The light was Venus. The planet stood in the southeast in midmorning and had reached its greatest brilliancy the day before. The radar target was the ice-laden cloud the fighters had flown into. Within 24 hours newspapers were running the Venus explanation.

Not everyone accepted it. About two years later, the radar sergeant, who had worked on radar since before the war, told Ruppelt it was "no ice cloud; it was some type of aircraft." His reason was simple: "Ice-laden clouds don't climb." The unnamed F-51 pilot told Ruppelt he looked for Venus in the same spot the next day but could not find it. Ruppelt, later head of Project Blue Book, made the case a showcase of his 1956 book.

Keyhoe featured it in The Flying Saucers Are Real, and NICAP listed it as a radar-visual case. Later researchers returned to the Grudge file. In 2008 Brad Sparks noted that the only radar contact on file came at 11:30, from Sgt. Guzi, 35 miles east, and wrote, "It's almost like there is no overlap between the Grudge reports and Ruppelt." The German CENAP blog concluded it was Venus and blamed faulty memory, not deceit. The Dayton case endures as a lesson in how memory and records can drift apart.