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David Kornstein

Raleigh, NC
4.0D year-end 2026
i
Disqualification — a rule enforcement, not a computed rating
16 matches · 10W–6L · seasons 2025–2026

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Match history16 matches
W
2026-09-10 · Be.Koren40C · #2 Doubles · 8.5 · with Andrew Moretz
expectation pending — we’re still fetching an opponent’s record
6-1, 6-1
W
2026-08-20 · Be.Koren40C · #2 Doubles · 8.5 · with Andrew Moretz
expectation pending — we’re still fetching an opponent’s record
6-3, 6-1
W
2026-08-13 · Be.Koren40C · #2 Doubles · 8.5 · with Andrew Moretz
expectation pending — we’re still fetching an opponent’s record
6-3, 6-2
L
2026-08-06 · Be.Koren40C · #1 Doubles · 8.5 · with Matt Wiggs
expectation pending — we’re still fetching an opponent’s record
7-6, 2-6, 0-1
L
2026-07-26 · Ja.Hull18T · #1 Doubles · 5.0 · with Matt Wiggs
expectation pending — we’re still fetching an opponent’s record
4-6, 3-6
L
2026-07-22 · Ja.Hull18T · #3 Doubles · 4.0 · with Matt Wiggs
expectation pending — we’re still fetching an opponent’s record
6-3, 1-6, 0-1
L
2026-07-21 · KOHL · #1 Doubles · 4.5 · with Taylor Waddle mixed
doesn’t count toward your NTRP rating
4-6, 4-6
W
2026-06-30 · Ja.Hull18T · #3 Doubles · 4.0 · with Matt Wiggs
expectation pending — we’re still fetching an opponent’s record
7-6, 7-5
W
2026-05-06 · Jo.Taylor40A · #1 Doubles · 4.0 · with Matt Wiggs
expectation pending — we’re still fetching an opponent’s record
6-3, 6-0
L
2026-04-29 · Jo.Taylor40A · #1 Doubles · 4.0 · with Carter Brenneman
expectation pending — we’re still fetching an opponent’s record
6-3, 2-6, 1-0
W
2026-04-16 · Jo.Taylor40A · #2 Doubles · 4.0 · with Carter Brenneman
expectation pending — we’re still fetching an opponent’s record
6-2, 6-0
W
2026-04-08 · Jo.Taylor40A · #1 Doubles · 4.0 · with Matt Wiggs
expectation pending — we’re still fetching an opponent’s record
6-4, 6-2
Where you rank locallyagainst everyone at your level
Teams6 teams · 2025–2026
Over timerating by season, and how you rank
By level5 levels played
3.5
1W–0L
not enough matches yet
4.0
75%
6W–2L · 64.3% of games
5.0
0W–1L
not enough matches yet
8.5
60%
3W–2L · 59.1% of games
4.5mixed
0W–1L
not enough matches yet

Games won matters more than matches won — NTRP adjusts on margins.

By lineusually #2 Doubles, 44% of the time
#2 Doubles
44%
7 matches
#1 Doubles
38%
6 matches
#3 Doubles
13%
2 matches
#1 Singles
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.

Champions keep playing until they get it right.
Billie Jean King