Lost Remote reports the latest data proving Twitter traffic can affect TV ratings, depending largely on when the Tweets run and how close to newstime or airtime they peak.

 

But in recent weeks, Twitter has provided Nielsenwith loads of data to measure its impact on ratings.

On a conference call today, Nielsen’s Radha Subramanyam showed a couple slides mapping Twitter’s impact on ratings against time. While their earlier study found that social buzz can impact ratings weeks in advance, Twitter’s biggest impact is closest to airtime (above).