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Jason Kalish

Chappaqua, NY
3.5C year-end 2025
i
Computer — generated by the USTA algorithm from match play
23 matches · 17W–6L · seasons 2025–2026

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Match history23 matches
W
2026-07-21 · #1 Doubles · with Adam Aizer championship
expectation pending — we’re still fetching an opponent’s record
6-3, 6-3
W
2026-07-13 · CRRC 18+ 3.5 M Peanut Butter Jelly Time · #1 Doubles · 3.5 · with Adam Aizer
expectation pending — we’re still fetching an opponent’s record
6-2, 6-1
W
2026-06-29 · CRRC 18+ 3.5 M Peanut Butter Jelly Time · #2 Doubles · 3.5 · with Gregory Mitchell
expectation pending — we’re still fetching an opponent’s record
6-2, 6-1
L
2026-06-22 · CRRC 18+ 3.5 M Peanut Butter Jelly Time · #2 Doubles · 3.5 · with Marc Spivack
expectation pending — we’re still fetching an opponent’s record
3-6, 6-7
W
2026-06-17 · CRRC Dirt Ballers 40+ 3.5M · #1 Doubles · 3.5 · with Chad Kraus
expectation pending — we’re still fetching an opponent’s record
6-2, 6-3
W
2026-06-15 · CRRC 18+ 3.5 M Peanut Butter Jelly Time · #2 Doubles · 3.5 · with Marc Spivack
expectation pending — we’re still fetching an opponent’s record
6-0, 6-4
W
2026-06-10 · CRRC Dirt Ballers 40+ 3.5M · #2 Doubles · 3.5 · with Mark Eickelbeck
expectation pending — we’re still fetching an opponent’s record
6-4, 7-5
L
2026-06-08 · CRRC 18+ 3.5 M Peanut Butter Jelly Time · #1 Doubles · 3.5 · with Gregory Mitchell
expectation pending — we’re still fetching an opponent’s record
5-7, 6-2, 0-1
W
2026-06-01 · CRRC 18+ 3.5 M Peanut Butter Jelly Time · #2 Doubles · 3.5 · with Michael Singer
expectation pending — we’re still fetching an opponent’s record
6-0, 6-0
W
2026-05-27 · CRRC Dirt Ballers 40+ 3.5M · #2 Doubles · 3.5 · with Elliot Pokoik
expectation pending — we’re still fetching an opponent’s record
6-0, 6-3
W
2026-03-01 · Chestnut Ridge Team Name · #2 Doubles · 3.5 · with Adam Aizer
expectation pending — we’re still fetching an opponent’s record
7-6, 0-6, 1-0
L
2026-01-31 · Chestnut Ridge Team Name · #1 Doubles · 4.0 · with Mario Valadez Trevino
expectation pending — we’re still fetching an opponent’s record
2-6, 6-3, 1-0
Where you rank locallyagainst everyone at your level
Teams6 teams · 2025–2026
Over timerating by season, and how you rank
By level3 levels played
3.5
70.6%
12W–5L · 58.5% of games
4.0
0W–1L
not enough matches yet
7.0mixed
2W–0L
not enough matches yet

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

By lineusually #1 Doubles, 44% of the time
#1 Doubles
44%
10 matches
#2 Doubles
35%
8 matches
#1 Singles
13%
3 matches
#2 Singles
4%
1 match
#3 Doubles
4%
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