Isaac Colon Ortiz
Bayamon, PR
5 matches · 0W–5L · seasons 2022–2025
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Match history5 matches
L
Jonathan Sieja / Roberto Emilio Guzman
expectation pending — we’re still fetching an opponent’s record
4-6, 2-6
Where you rank locallyagainst everyone at your level
Teams4 teams · 2021–2025
Over timerating by season, and how you rank
By level2 levels played
2.5
0W–3L
not enough matches yet
3.0
0W–2L
not enough matches yet
Games won matters more than matches won — NTRP adjusts on margins.
By lineusually #1 Singles, 40% of the time
#1 Singles
40%
2 matches
#2 Doubles
40%
2 matches
#1 Doubles
20%
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.
Start where you are. Use what you have. Do what you can.