Joanne Callahan
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Sunnyvale, CA
248 matches · 149W–99L · seasons 2019–2026
Match history248 matches
Where you rank locallyagainst everyone at your level
Teams76 teams · 2019–2026
Over timerating by season, and how you rank
By level6 levels played
3.5
65.5%
74W–39L · 56% of games
4.0
52%
26W–24L · 50.6% of games
6.5
69.6%
16W–7L · 57.8% of games
7.5
61%
25W–16L · 53.5% of games
8.0
75%
6W–2L · 59.1% of games
7.0mixed
15.4%
2W–11L · 38.4% of games
Games won matters more than matches won — NTRP adjusts on margins.
By lineusually #1 Doubles, 46% of the time
#1 Doubles
46%
115 matches
#2 Doubles
33%
81 matches
#3 Doubles
21%
52 matches
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.
Losing is not my enemy. Fear of losing is my enemy.