Grade B22 sourcesHIS-01430
Michael Phelps’ eight golds in Beijing
Moment · 2008 · Niche
Phelps won 8 golds as television coverage spread to race replays and Facebook.
Spread Score
How it worksNumbers
- NBC relay audience peak; US broadcast date
- 39.9M
- As of Aug 16, 2008 · TV · Self-reported · Sports Illustrated
- Seed to milestone
- 7 days
- Aug 10 ’08 to Aug 17 ’08
- Platforms
- 6
- Started on TV
- Origin
- Mixed
- Sports
How it spread
Trace the originPhelps won eight Beijing golds, surpassing Mark Spitz. NBC’s eighth-gold night was its most-watched Saturday since 1990. Race replays and Facebook congratulations extended the broadcast story; sponsors put it into ads and cereal packaging.
Documented milestone; not a measured attention peak.
13 more events on this chart
Join free to see themTimeline (16)
August 2008
Visa commercial · Aug 12 ’08
Visa aired a congratulatory ad in the first break after Phelps won the 200m butterfly.[5]
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Spread the same way
New cases, every week
How the next thing spread, the week it does.





