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David Isphording

Wheaton, IL
4.0C year-end 2025
233 matches · 105W–128L · seasons 20212026
Bump probability
3.54.04.5lowhigh
Where this rating stands today. Taller means more likely.
i
The dashed lines are the edges of your band. The three shaded areas are exactly the three percentages below — area here is the chance of one outcome for you, not a count of players.
3.53
estimated dynamic rating
Where the rating sits now, on 43 matches this season · USTA never publishes this number
36%
down to 3.5
64%
stay 4.0
0%
up to 4.5
Projected to December: 21% down · 79% stay · 0% up, from a year-end estimate of 3.56. Higher than today’s 3.53 because players this far below their band have historically finished nearer the middle of it.

A 4.0 runs from 3.51 to 4.00. This rating sits in the bottom of the band, and every match moves it.

Our estimate, not a USTA figure.
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scale measured at this point of 2023 on 2160 players. It moves when you play, and occasionally when we improve the model. USTA publishes year-end ratings in December, which is when this gets graded against what actually happened.
Where you rank
IL · 4.0
172 of 211
By our estimated rating, not the published level.
i
David is ranked against players at the same level in the same place. The published level is identical for everyone in a band, so it cannot separate them — our estimate can. Groups smaller than five are not ranked at all, because a placing out of two is noise dressed as standing.
Over timerating by season, and how you rank
Rating by season

David has played at 3.5, 4.0 across 6 seasons — 1 move up and 0 down.

3.03.54.0202120222023202420252026

The line is our estimate; the horizontal lines are level boundaries, so crossing one is a bump. Hollow points are years we inferred from the level played the following season, because USTA publishes a current rating but no history.

How you rank at your level
At 4.0, David has gone from the 25th to the 35th percentile of players at that level, 2023 to 2026.

Percentile compares the same level in the same season, by share of games won. Mixed is shown for context — USTA rules exclude it from your adult rating unless mixed is all you play.

By level6 levels played
3.5
59.3%
32W–22L · 51.2% of games
4.0
36.8%
49W–84L · 46.9% of games
4.5
1W–0L
not enough matches yet
8.5
0W–3L
not enough matches yet
7.5mixed
67.9%
19W–9L · 57.2% of games
8.0mixed
50%
2W–2L · 50.7% of games

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

Match history233 matches
L
Connor Greenwald / Misha Tseytlin
2026-08-02 · #1 Doubles · 8.5 · with Joshua Luetkehans
expectation pending — we're still fetching an opponent's record
3-6, 6-4, 1-0
L
John Gatz / Craig Keuerchamps
2026-07-26 · #2 Doubles · with Brian Johnson
expectation pending — we're still fetching an opponent's record
6-2, 6-2
L
Terrence Gamboa / Kevin Wangchamps
2026-07-26 · #1 Doubles · with Brian Johnson
expectation pending — we're still fetching an opponent's record
6-3, 6-1
L
Brian Lin / Will Hu
2026-07-19 · #1 Doubles · 8.5 · with Walker Nodine
expectation pending — we're still fetching an opponent's record
6-2, 6-0
W
Arun Balaji Balu / David Garcia
2026-07-12 · #1 Doubles · 4.0 · with David Kahley
expectation pending — we're still fetching an opponent's record
6-4, 3-6, 1-0
W
Carlos Flores / Daniel Willmeng
2026-07-11 · #1 Doubles · 4.0 · with Jason Richardson
expectation pending — we're still fetching an opponent's record
6-4, 6-7, 1-0
L
YOSHITAKA KUMAGAI / Koki Saito
2026-06-27 · #1 Doubles · 4.0 · with Ryan Schmidt
expectation pending — we're still fetching an opponent's record
7-6, 6-2
L
Terrence Gamboa / Kevin Wang
2026-06-14 · #1 Doubles · 4.0 · with Brian Johnson
expectation pending — we're still fetching an opponent's record
6-3, 6-0
L
Paul Cowgill / Chris Wittenborn
2026-06-07 · #1 Doubles · 4.0 · with Brian Johnson
expectation pending — we're still fetching an opponent's record
7-5, 1-6, 1-0
L
GREGORY JONES / John Leubner
2026-06-02 · #1 Doubles · 4.0 · with Dave Pusinsky
expectation pending — we're still fetching an opponent's record
7-6, 5-3
L
Douglas Ip / Youngbin Lim
2026-05-31 · #1 Doubles · 4.0 · with Scott Moss
expectation pending — we're still fetching an opponent's record
6-3, 4-6, 1-0
L
Andrew Martin / Will Hu
2026-05-30 · #1 Doubles · 8.5 · with Joshua Luetkehans
expectation pending — we're still fetching an opponent's record
6-4, 7-5
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