MatchPoint

Player profile

Derek Clark’s NorCal tennis rating

Derek Clark
USTA 4.5 · NorCal league player
4.04
current
▲ +0.15 this season

Other formats · don’t affect your rating above

Combo 4.03Mixed 3.99
USTA4.50
2026
15 matches
4.414.234.04
Apr · 4.41
Aug · 4.04
Sep 12 · Doubles+0.07
W A. Barker / J. Jenney
6-2,6-3 · 3D · with Matthew Wetzel
● Won ● Lost · Select a point to see that match.Your whole season is recalculated every night, so earlier points can shift as new results come in.

Current season

15 matches

Published NorCal results in 2026 — 9 scoring, 6 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 12, 2026 · Doubles · 3D · Combo

Won 6-2,6-3
+0.07

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.03
Matthew Wetzel(partner)Currently on CHAMISAL TC CM8.5A
3.47

Opponents

Allen BarkerCurrently on RIDGEMARK G&CC CM8.5A
4.24
Jack JenneyCurrently on RIDGEMARK G&CC CM8.5A
3.57
Combo rating 3.96 → 4.03Doubles result

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

Aug 30, 2026 · Doubles · 1D · Combo

Lost 3-6,6-4,0-1
−0.09

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.03
Andrew Malik(partner)Currently on CHAMISAL TC CM8.5A
3.69

Opponents

Daniel HoltCurrently on RIDGEMARK G&CC CM8.5A
4.37
Allan SiongcoCurrently on RIDGEMARK G&CC CM8.5A
3.96
Combo rating 4.06 → 3.96Doubles result

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

Aug 15, 2026 · Doubles

Lost 6-7,1-6
−0.02

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.04
Andrew Malik(partner)Currently on CHAMISAL TC CM8.5A
3.79

Opponents

Edwin PhamCurrently on SUNNYVALE MTC CM9.5A
4.63
David LeCurrently on LOS PASEOS PK CM8.5A
4.35
Rating 4.09 → 4.06Doubles result

Aug 15, 2026 · Doubles

Lost 4-6,1-6
−0.02

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.04
Luke Hiserman(partner)Currently on CHAMISAL TC CM8.5A
4.13

Opponents

Peter SullivanCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0A
4.55
Richard YingCurrently on MEMORIAL-ALBANY 40MX9.0A
4.53
Rating 4.06 → 4.04Doubles result

Jun 13, 2026 · Singles

Lost 6-1,4-6,0-1
−0.12

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.04

Opponents

Mike Nichols
4.03
Rating 4.21 → 4.09Singles result

May 9, 2026 · Doubles

Lost 2-6,2-6
−0.04

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.04
Andrew Malik(partner)Currently on CHAMISAL TC CM8.5A
3.79

Opponents

Daniel HoltCurrently on RIDGEMARK G&CC CM8.5A
4.55
Zachary DwightCurrently on RIDGEMARK G&CC CM8.5A
4.22
Rating 4.34 → 4.29Doubles result

Apr 18, 2026 · Doubles

Lost 6-7,6-3,0-1
−0.10

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.04
Tait Anderson(partner)Currently on CHAMISAL TC CM8.5A
4.42

Opponents

Kevin AllanCurrently on RIDGEMARK G&CC CM8.5A
3.91
Zachary DwightCurrently on RIDGEMARK G&CC CM8.5A
4.22
Rating 4.34 → 4.23Doubles result

Apr 11, 2026 · Doubles

Lost 1-6,7-5,0-1
−0.07

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
4.04
Andrew Malik(partner)Currently on CHAMISAL TC CM8.5A
3.79

Opponents

Eric Fortes
4.27
Johan MoserCurrently on RIDGEMARK G&CC 40MX8.0A
4.28
Rating 4.41 → 4.34Doubles result

Mar 7, 2026 · Doubles · Mixed

Lost 1-6,0-6
−0.19

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
3.99
Christina Roger(partner)Currently on CHAMISAL TC 40MX8.0A
3.55

Opponents

Branislav KovacCurrently on SPANISH BAY 40MX7.0A
3.87
Elizabeth DuttCurrently on CARMEL V RANCH CW8.5A
3.87
Mixed rating 4.19 → 3.99Doubles result

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

Mar 1, 2026 · Doubles · Mixed

Won 6-1,3-5 RE
+0.10

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
3.99
Julie Walton(partner)
3.85

Opponents

Pete MarinovichCurrently on SEASCAPE SC CM7.5A
3.85
Kelly KerrCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX9.0A
4.06
Mixed rating 4.09 → 4.19Doubles result

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

Feb 14, 2026 · Doubles · Mixed

Lost 1-6,3-6
−0.08

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
3.99
Christina Roger(partner)Currently on CHAMISAL TC 40MX8.0A
3.55

Opponents

Nathaniel TumanengCurrently on WILLOW PASS PK 40MX8.0B
4.26
Cristy AckermanCurrently on WILLOW PASS PK CW7.5A
4.27
Mixed rating 4.17 → 4.09Doubles result

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

Feb 7, 2026 · Doubles · Mixed

Won 6-4,6-3
+0.08

Derek’s side

Derek ClarkCurrently on CHAMISAL TC CM8.5A
3.99
Yoko Wilson(partner)Currently on CHAMISAL TC CW7.5A-DT
3.49

Opponents

Jeanine SchirmerCurrently on JADE PK 40MX7.0A
3.80
Casey SchirmerCurrently on IMPERIAL TC 40MX8.0A
3.87
Mixed rating 4.09 → 4.17Doubles result

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

Best match
+0.18
May 1 vs K. Arul / M. Kshirsagar
Worst match
−0.12
Jun 13 vs Mike Nichols
Where you started ›3.89
2023 year-end NTRP 4.03.75
Scale calibration+0.14
Season start3.89
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 Sep 20

Derek Clark’s MatchPoint NorCal tennis rating is 4.04, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on CHAMISAL TC CM8.5A.

MatchPoint ratings are estimates based on published USTA NorCal league results. Data through September 20, 2026.

Year-end re-anchoring
Pulled toward the 2024 year-end level−0.033.86
Pulled toward the 2025 year-end level+0.164.41

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