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2015 ATP Surface Speed Ratings

My surface-speed metric uses ace rate--adjusted for the servers and returners in each match--to rate each tournament by surface speed. Thus, the number indirectly accounts for everything that influenced play: temperature, humidity, wind, balls, and of course the physical surface.

Ratings greater than 1 are faster than average. For example, a rating of 1.25 indicates that the players hit 25% more aces than they would have on a tour-average surface.

Click here for the most recent ratings, or

DateTournamentSurfaceAce%Surface Speed
19-Oct-2015ViennaHard15.7%1.39
27-Jul-2015AtlantaHard17.7%1.35
23-Aug-2015Winston-SalemHard14.0%1.33
08-Jun-2015StuttgartGrass14.0%1.32
11-Jan-2015SydneyHard15.2%1.32
02-Feb-2015MontpellierHard11.4%1.29
21-Sep-2015MetzHard13.9%1.28
16-Feb-2015MarseilleHard11.3%1.28
15-Jun-2015Queen's ClubGrass16.5%1.27
13-Jul-2015NewportGrass22.8%1.26
21-Jun-2015NottinghamGrass11.5%1.21
12-Jan-2015AucklandHard11.4%1.21
04-Jan-2015BrisbaneHard14.8%1.20
28-Sep-2015ShenzhenHard11.9%1.20
29-Jun-2015WimbledonGrass13.0%1.20
09-Feb-2015MemphisHard17.3%1.19
19-Jan-2015Australian OpenHard12.5%1.19
09-Feb-2015RotterdamHard12.0%1.19
20-Jul-2015BogotaHard17.1%1.18
15-Jun-2015HalleGrass12.4%1.13
19-Oct-2015StockholmHard11.8%1.13
03-Aug-2015WashingtonHard15.7%1.12
31-Aug-2015US OpenHard11.4%1.10
10-Aug-2015Canada MastersHard12.2%1.08
19-Oct-2015MoscowHard8.9%1.08
02-Feb-2015ZagrebHard10.1%1.08
08-Jun-2015s HertogenboschGrass10.6%1.06
05-Jan-2015DohaHard10.0%1.06
05-Oct-2015BeijingHard10.7%1.05
11-Oct-2015Shanghai MastersHard12.7%1.05
16-Aug-2015Cincinnati MastersHard12.2%1.05
09-Feb-2015Sao PauloClay8.8%1.03
02-Nov-2015Paris MastersHard10.5%1.03
26-Oct-2015BaselHard12.2%1.02
27-Apr-2015MunichClay8.8%1.01
05-Oct-2015TokyoHard11.1%1.00
12-Mar-2015Indian Wells MastersHard10.5%0.99
21-Sep-2015St. PetersburgHard9.9%0.98
15-Nov-2015Tour FinalsHard8.0%0.96
28-Sep-2015Kuala LumpurHard11.1%0.95
26-Oct-2015ValenciaHard10.3%0.95
10-May-2015Rome MastersClay9.3%0.94
23-Feb-2015DubaiHard9.7%0.93
05-Jan-2015ChennaiHard9.6%0.91
02-Feb-2015QuitoClay8.9%0.89
16-Feb-2015Delray BeachHard12.9%0.88
25-Mar-2015Miami MastersHard8.4%0.86
03-Aug-2015KitzbuhelClay8.2%0.85
03-May-2015Madrid MastersClay9.2%0.85
27-Jul-2015GstaadClay7.5%0.84
06-Apr-2015CasablancaClay7.7%0.83
27-Apr-2015IstanbulClay6.6%0.83
16-Feb-2015Rio de JaneiroClay5.3%0.80
23-Feb-2015Buenos AiresClay5.1%0.78
17-May-2015GenevaClay5.8%0.78
06-Apr-2015HoustonClay10.3%0.76
24-May-2015Roland GarrosClay7.0%0.72
20-Apr-2015BarcelonaClay5.2%0.70
23-Feb-2015AcapulcoHard8.6%0.67
20-Jul-2015UmagClay5.0%0.67
20-Jul-2015BastadClay6.3%0.64
17-May-2015NiceClay7.4%0.64
27-Apr-2015EstorilClay7.1%0.63
12-Apr-2015Monte Carlo MastersClay6.2%0.63
27-Jul-2015HamburgClay5.4%0.62
20-Apr-2015BucharestClay6.1%0.59