It was in Cape Town at Green Point Stadium, an arena built for the 2010 Soccer World Cup, that the stars collapsed.
The rating 51,954 spectators was an outclass of the previous record of 42,517 from last year when Federer met German Alexander Zverev in Mexico City.
Federer won the match against Nadal by 2-1 in set (6-4, 3-6, 6-3) and is said to have raised about SEK 35 million for charity.
ARCHIVE: Linguistic linguists judge gossip at Federer (January 28, 2020)
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