Jon Coltharp
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Zionsville, IN
16 matches · 4W–12L · seasons 2024–2026
Match history16 matches
Where you rank locallyagainst everyone at your level
Teams4 teams · 2025–2026
Over timerating by season, and how you rank
By level3 levels played
3.0
0W–1L
not enough matches yet
3.5
25%
3W–9L · 40% of games
6.5
1W–2L
not enough matches yet
Games won matters more than matches won — NTRP adjusts on margins.
By lineusually #1 Doubles, 50% of the time
#1 Doubles
50%
8 matches
#2 Doubles
38%
6 matches
#3 Doubles
6%
1 match
#4 Doubles
6%
1 match
How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.
Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.
Success is a journey, not a destination. The doing is often more important than the outcome.