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Tracy Cowperthwaite: estimated dynamic rating

Tracy Cowperthwaite
USTA4.0
Alpine Hills
4.11
Estimated dynamic rating
▼ −0.33 this season
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Combo · 2026
19 matches
4.684.344.00
Feb · 4.22
Oct · 4.00
Oct 23 · Doubles−0.17
L J. Ford
2-6,3-6 · 3D · with Sally Cella
Your combo rating, from combo matches only. It doesn’t move your 4.11.● 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

25 matches

Published NorCal results in 2026 — 6 scoring, 19 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Oct 23, 2026 · Doubles · 3D · Combo

Lost 2-6,3-6
−0.17

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Sally Cella(partner)Currently on SHARON HTS CC CW8.5A
4.28

Opponents

Julie FordCurrently on PENINSULA TC CW8.5A
3.74
Combo rating 4.18 → 4.00Doubles result

Oct 14, 2026 · Doubles · 1D · Combo

Lost 6-2,5-7,0-1
−0.19

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Ruth Taylor(partner)Currently on UNIVERSITY CLUB PA 55MX7.0A
3.22

Opponents

Nancy LiebermanCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.54
Michele WangCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.85
Combo rating 4.37 → 4.18Doubles result

Sep 20, 2026 · Doubles · 3D · Combo

Won 6-4,6-2
+0.05

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Amy Clark(partner)Currently on SUNNYVALE MTC CW8.5B
4.11

Opponents

Tomoe TajimaCurrently on HOPKINS PK CW8.5A
3.80
Deborah TripianoCurrently on LADERA OAKS S70W8.0A
3.54
Combo rating 4.31 → 4.37Doubles result

Sep 17, 2026 · Doubles · 3D · Combo

Lost 5-7,2-6
−0.19

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Kate Fenwick(partner)Currently on ALPINE HILLS CW7.5A-DT
3.37

Opponents

Chenchen ZhangCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5B-DT
4.12
Eunji LimCurrently on SUNNYVALE MTC CW7.5D-DT
3.58
Combo rating 4.50 → 4.31Doubles result

Sep 10, 2026 · Doubles · 1D · Combo

Won 6-4,6-2
+0.02

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Jenny Harley(partner)Currently on ALPINE HILLS CW7.5A-DT
3.64

Opponents

Laurel RobinsonCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.70
Amanda RossCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.41
Combo rating 4.37 → 4.40Doubles result

Sep 6, 2026 · Doubles · 2D · Combo

Lost 1-6,3-6
−0.22

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Sally Aalfs(partner)Currently on ALPINE HILLS CW7.5A
3.36

Opponents

Elizabeth CareyCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW7.5A
4.10
Jiu JungCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW7.5A
3.43
Combo rating 4.59 → 4.37Doubles result

May 10, 2026 · Doubles · Combo

Lost 5 RE-7
−0.09

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Pratima Rao(partner)Currently on FOSTER CITY TC/EDGEWATER PK 55MX9.0A
4.50

Opponents

Karen CannonCurrently on UNIVERSITY CLUB PA 55MX9.0A
4.14
Noriko OsawaCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT
4.40
Combo rating 4.68 → 4.59Doubles result

Apr 25, 2026 · Doubles · Combo

Won 0-6,6-0,1-0
+0.03

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Liz Babb(partner)Currently on SHARON HTS CC CW8.5A
4.19

Opponents

Nancy LiebermanCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.54
Laura FrenchCurrently on UNIVERSITY CLUB PA 55MX9.0A
3.84
Combo rating 4.62 → 4.65Doubles result

Mar 20, 2026 · Doubles · Combo

Won 6-2,4-6,1-0
+0.08

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Norma Anderson(partner)Currently on HIGHLANDS REC CENTER CW8.5A
3.90

Opponents

Diane CurrieCurrently on LADERA OAKS S70W8.0A
3.78
Yvonne SelnerCurrently on LADERA OAKS S70W8.0A
3.76
Combo rating 4.12 → 4.20Doubles result

Mar 15, 2026 · Doubles

Won 6-2,6-4
+0.06

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.11
Liz Babb(partner)Currently on SHARON HTS CC CW8.5A
4.22

Opponents

Rashmi MunotCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT
3.94
Pam MayerfeldCurrently on SUNNYVALE MTC CW8.5B
3.77
Rating 4.27 → 4.33Doubles result

Mar 13, 2026 · Doubles · Combo

Won 6-1,6-1
+0.06

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.00
Norma Anderson(partner)Currently on HIGHLANDS REC CENTER CW8.5A
3.90

Opponents

Patti RottjakobCurrently on MORGAN HILL TC/MORGAN HILL TC CW8.5A
3.64
Karen FrederickCurrently on MORGAN HILL TC/MORGAN HILL TC CW8.5A
3.68
Combo rating 4.06 → 4.12Doubles result

Feb 7, 2026 · Doubles

Won 6-2,6-2
+0.08

Tracy’s side

Tracy CowperthwaiteCurrently on SHARON HTS CC CW8.5A
4.11
Liz Babb(partner)Currently on SHARON HTS CC CW8.5A
4.22

Opponents

Alexandra OlsenCurrently on UNIVERSITY CLUB PA CW7.5A
3.82
Liza HausmanCurrently on UNIVERSITY CLUB PA CW7.5A
3.97
Rating 4.27 → 4.35Doubles result

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

Best match
+0.13
Apr 4 vs S. King / M. Wang
Worst match
−0.22
Sep 6 vs E. Carey / J. Jung
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+0.114.55
Pulled toward the 2025 year-end level−0.104.19

More about Tracy

Tracy Cowperthwaite has been a USTA NorCal 4.0 since 2025, after starting at 4.5 in 2001. The estimated dynamic rating is 4.11, down 0.33 this season, with a 17–8 record in 2026 across regular and combo play. Most frequent partner: Ellen Hilbrich, 5–0 in 5 matches together.

Record

17–8
2026 season, 25 matches
22–11
2025 season, 33 matches
7
Longest winning streak
11–6
Matches that went to a third set or match tiebreak

Partners

Best wins

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

Year-end NTRP, 2001–2026

4.5 from 2001 to 2005, 4.0 from 2006 to 2008, 4.5 from 2009 to 2011, 4.5 from 2013 to 2016, 4.5 from 2018 to 2019, 4.5 from 2021 to 2024 and 4.0 from 2025 to 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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