Washington, D.C. UFO incident (1952)

GPTKB entity

Predicate	Object
gptkbp:instanceOf	UFO
gptkbp:alsoKnownAs	gptkb:Washington_Flap
gptkbp:country	gptkb:United_States
gptkbp:endDate	July 29, 1952
gptkbp:explains	temperature inversion misidentified radar echoes
https://www.w3.org/2000/01/rdf-schema#label	Washington, D.C. UFO incident (1952)
gptkbp:impact	influenced UFO policy in the U.S. led to CIA Robertson Panel
gptkbp:involves	gptkb:Project_Blue_Book gptkb:U.S._Air_Force Civilian Air Traffic Controllers
gptkbp:location	gptkb:Washington,_D.C.
gptkbp:mainEvent	multiple UFO sightings radar contacts visual sightings by pilots and ground observers
gptkbp:mediaCoverage	widespread national media attention
gptkbp:notableWitness	gptkb:Edward_Nugent gptkb:Harry_Barnes Albert Chop USAF pilots
gptkbp:publicReaction	increased interest in UFOs
gptkbp:relatedTo	gptkb:Project_Blue_Book U.S. Air Force Regulation 200-2
gptkbp:response	fighter jets scrambled
gptkbp:startDate	July 12, 1952
gptkbp:bfsParent	gptkb:Project_Blue_Book_investigation gptkb:UFO_sightings_in_the_United_States
gptkbp:bfsLayer	7