Doug Ditmer: 4.55 estimated dynamic rating

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Player profile

Doug Ditmer

USTA4.5

NorCal league player

4.55

Estimated dynamic rating

▲ +0.11 this season

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Combo · 2026

8 matches

Apr · 4.32

Jun · 4.50

Jun 21 · Doubles+0.02

W J. Gingrich / B. Cox

6-4,6-1 · with Dan Helmer

Your combo rating, from combo matches only. It doesn’t move your 4.55.● Won ● Lost · Select a point to see that match.Your whole season is recalculated daily, so earlier points can shift as new results come in.

Current season

16 matches

Published NorCal results in 2026 — 8 scoring, 8 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Jun 21, 2026 · Doubles · Combo

Won 6-4,6-1

+0.02

Doug’s side

Doug Ditmer

4.50

Dan Helmer(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

4.02

Opponents

John GingrichCurrently on ROUND HILL CC CM8.5A

3.95

Bill CoxCurrently on SARATOGA TC S70M8.0A

3.97

Combo rating 4.48 → 4.50Doubles result

May 24, 2026 · Doubles

Lost 1-6,5-7

−0.20

Doug’s side

Doug Ditmer

4.55

Tj Schaefer(partner)Currently on LAFAYETTE TC CM9.5A

4.28

Opponents

Dwayne VakatiniCurrently on SHELDON PK CM8.5A

4.35

Rohith Kolli

4.36

Rating 4.75 → 4.55Doubles result

May 19, 2026 · Doubles · Combo

Won 6-3,6-0

+0.02

Doug’s side

Doug Ditmer

4.50

John Buckley(partner)

4.49

Opponents

Tom KentCurrently on BAY CLUB COURTSIDE 55MX8.0A

3.99

Jock Warde

3.97

Combo rating 4.46 → 4.48Doubles result

May 17, 2026 · Doubles · Combo

Won 6-2,6-0

+0.02

Doug’s side

Doug Ditmer

4.50

Dan Helmer(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

4.02

Opponents

Arnold SoletaCurrently on VALLEY VISTA RC/VVRC COURTS 55MX9.0A

3.94

Shuangxi XuCurrently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

3.88

Combo rating 4.33 → 4.35Doubles result

May 17, 2026 · Doubles · Combo

Won 3-6,6-1,1-0

+0.11

Doug’s side

Doug Ditmer

4.50

David Chang(partner)Currently on BERKELEY TC 55MX9.0A

4.60

Opponents

Peter SullivanCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0A

4.34

Richard ChapmanCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A

4.62

Combo rating 4.35 → 4.46Doubles result

May 16, 2026 · Doubles

Lost 6-7,2-6

−0.18

Doug’s side

Doug Ditmer

4.55

Shane Swinnerton(partner)Currently on PLEASANTON CM8.5A

4.35

Opponents

Ricky DuongCurrently on MERVYN MORRIS PK CM9.5A

4.36

David LuuCurrently on BAY TREES PK CM8.5A

4.39

Rating 4.93 → 4.75Doubles result

May 10, 2026 · Doubles · Combo

Won 6-0,6-2

+0.01

Doug’s side

Doug Ditmer

4.50

Dan Helmer(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

4.02

Opponents

John RheeCurrently on WALNUT CREEK RC/Walnut Creek TC CM7.5D

3.60

Sanjay BackliwalCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5B

3.74

Combo rating 4.32 → 4.33Doubles result

May 9, 2026 · Doubles · Combo

Lost 6-2,3-6,0-1

−0.15

Doug’s side

Doug Ditmer

4.50

Glenn Teixeira(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CM8.5A

4.33

Opponents

Kurt Sindel

4.36

Sanjay BackliwalCurrently on WALNUT CREEK RC/Walnut Creek TC CM8.5B

3.74

Combo rating 4.47 → 4.32Doubles result

Apr 16, 2026 · Doubles · Combo

Won 6-2,6-4

+0.07

Doug’s side

Doug Ditmer

4.50

Mike Smith(partner)

4.30

Opponents

Jeffrey Goldfien

4.23

Jerry Sontag

4.17

Combo rating 4.40 → 4.47Doubles result

Apr 6, 2026 · Doubles · Combo

Won 6-2,6-2

+0.07

Doug’s side

Doug Ditmer

4.50

Lars Ahlstrom(partner)

4.47

Opponents

Frank ApececheaCurrently on FIG GARDEN CM8.5A

4.18

Jerry Sontag

4.17

Combo rating 4.32 → 4.40Doubles result

Apr 2, 2026 · Doubles

Lost 4-6,6-4,0-1

−0.10

Doug’s side

Doug Ditmer

4.55

Garizaldy Caabay(partner)Currently on PLEASANTON CM8.5A

4.44

Opponents

David RickettsCurrently on BLACKHAWK CC CM8.5A

4.52

Scott SchaferCurrently on MERVYN MORRIS PK 55MX8.0A

4.61

Rating 5.03 → 4.93Doubles result

Feb 22, 2026 · Doubles

Won 6-3,4-4 RE

+0.14

Doug’s side

Doug Ditmer

4.55

Tate Chandler(partner)

4.82

Opponents

David RickettsCurrently on BLACKHAWK CC CM8.5A

4.52

Scott SchaferCurrently on MERVYN MORRIS PK 55MX8.0A

4.61

Rating 4.89 → 5.03Doubles result

Feb 14, 2026 · Doubles

Lost 6-1,4-6,0-1

−0.10

Doug’s side

Doug Ditmer

4.55

Bryce Young(partner)Currently on MERVYN MORRIS PK CM9.5A

4.66

Opponents

Brian KaplanCurrently on BERKELEY TC 55MX9.0A

4.74

Peter WrightCurrently on BERKELEY TC 55MX9.0A

4.70

Rating 4.99 → 4.89Doubles result

Feb 7, 2026 · Doubles

Won 5-7,6-2,1-0

+0.12

Doug’s side

Doug Ditmer

4.55

Bryce Young(partner)Currently on MERVYN MORRIS PK CM9.5A

4.66

Opponents

Sommay Tao Payanouvong

4.59

Arjun RihanCurrently on RICHMOND TA/NICHOLL PK CM9.5A

4.62

Rating 4.87 → 4.99Doubles result

Jan 17, 2026 · Doubles

Won 7-5,6-7,1-0

+0.09

Doug’s side

Doug Ditmer

4.55

Bryce Young(partner)Currently on MERVYN MORRIS PK CM9.5A

4.66

Opponents

Jeffrey NiblerCurrently on WASHINGTON PK CM9.5A

4.37

Daniel HellierCurrently on WASHINGTON PK CM9.5A

4.57

Rating 4.79 → 4.87Doubles result

Jan 11, 2026 · Doubles

Won 6-2,6-4

+0.08

Doug’s side

Doug Ditmer

4.55

Tate Chandler(partner)

4.82

Opponents

Nachiketh GuttiCurrently on BAY TREES PK CM8.5A

4.32

Matthew ParryCurrently on BAY TREES PK CM8.5A

4.35

Rating 4.71 → 4.79Doubles result

Combo results move their own rating, not your NTRP. USTA computes NTRP from adult singles and doubles only.

Best match

+0.11

May 17 vs P. Sullivan / R. Chapman

Worst match

−0.15

May 9 vs K. Sindel / S. Backliwal

Where you started ›4.44

2023 year-end NTRP 4.54.30

Scale calibration+0.14

Season start4.44

Your starting point comes from your official year-end NTRP, not from any third-party rating. The calibration is a fixed shift that puts our scale on the same level as NTRP.

▲

Combo and mixed matches aren’t included. This rating is built from standard men’s and women’s league play only — combo and mixed results feed your separate combo/mixed ratings, not this one.

Updated Nov 4

Year-end re-anchoring

Pulled toward the 2024 year-end level−0.014.43

Pulled toward the 2025 year-end level+0.184.71

More about Doug

Doug Ditmer is a USTA NorCal 4.5 in 2026, down from 5.0 in 2025. The estimated dynamic rating is 4.55, up 0.11 this season, with a 11–5 record in 2026 across regular and combo play. Most frequent partner: Dan Helmer, 3–0 in 3 matches together.

Record

11–5

2026 season, 16 matches

3–3

2025 season, 6 matches

Longest winning streak

4–3

Matches that went to a third set or match tiebreak

Partners

Dan Helmer3 matches together3–0
Bryce Young3 matches together2–1
Tate Chandler2 matches together2–0

Best wins

Against the highest-rated opponents by year-end NTRP, this season and last.

d. Stefan Schneider (4.5) / Arav Waghray (5.0)Apr 26, 2025 · Doubles6-4, 6-3
d. Peter Sullivan (4.5) / Richard Chapman (4.5)May 17, 2026 · Combo3-6, 6-1, 1-0

Year-end NTRP, 2013–2026

4.5 in 2013, 4.5 from 2021 to 2024, 5.0 in 2025 and 4.5 in 2026.

MatchPoint's estimated dynamic rating is an independent estimate from published USTA NorCal league results through November 4, 2026. It is not a rating USTA calculates, and MatchPoint is not affiliated with USTA.

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Doug Ditmer: estimated dynamic rating

More about Doug

Record

Partners

Best wins

Year-end NTRP, 2013–2026

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