What is court speed?
How much the court helps the server, judged from aces and serve points won and adjusted for who played. 100 is the average ATP tournament court that season.
Challenger and ITF courts usually read lower: partly the venues, partly the balls and conditions at those levels.
How court speed worksKnow how fast this court plays before the first serve
See it with ProBeat De Greef in straight setsTook over from Marcel Stebe
2018 Final
Main draw, last 10 seasons: 81 matches, compared with every Challenger on clay
Won by the lower-ranked playerFavourites hold up better
30%39%Won by the bookmakers’ underdogThe odds hold up better
11%33%Won from a set downIn line with the tour
17%19%Go to a deciding setFewer deciding sets
29%36%Tiebreaks per setFewer tiebreaks
0.090.13Minutes per setQuicker sets
41 min45 minAces per match
ProService games held
ProThis event Challengers on clay
