The transponder in TWA800 would have been broadcasting altitude data.
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Very true. But it would be impossible to determine if there was an intersection between radar returns using nothing but radar data as the article claims.
I agree with the inability to come to a conclusion based on radar data ... but the entire investigation stunk from the beginning ... there was a huge number of eyewitness reports that corroborated each other from various vantage points...the conclusion was always going to be a fault in the aircraft no matter what.