Jan Kumstat
ATP
Maiden publishes a prediction for every Jan Kumstat match it covers: a pre-match win probability, the surface ratings and recent form behind it, and a public grade once the match is done.
Skill rating (by surface)
Higher is stronger; the tour average is around 2000.
Overall
1891
Hard
1459
Clay
1901
Ratings update after every completed match; surface ratings weight matches on that surface more heavily.
Upcoming
Jan Kumstat vs. Juan Pablo Varillas
Our pick: on the match page