MatchPoint

Player profile

Karen Quidachay’s NorCal tennis rating

Karen Quidachay
USTA 4.0 · NorCal league player
3.83
current
▼ −0.06 this season

Other formats · don’t affect your rating above

Combo 3.96Mixed 3.91
USTA4.00
2026
14 matches
3.853.733.60
Feb · 3.63
Jun · 3.83
Sep 20 · Doubles−0.15
L J. Pangilinan / J. Ramsey
1-6,7-5,0-1 · 2D · with Jimmy Culleton
● 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

14 matches

Published NorCal results in 2026 — 8 scoring, 6 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 20, 2026 · Doubles · 2D · Mixed

Lost 1-6,7-5,0-1
−0.15

Karen’s side

Karen QuidachayCurrently on ROLLINGWOOD 55MX8.0A
3.91
Jimmy Culleton(partner)Currently on ROLLINGWOOD 55MX8.0A
4.00

Opponents

Jesse PangilinanCurrently on RIO DEL ORO 55MX8.0A
3.87
Jamie RamseyCurrently on RIO DEL ORO CW7.5B
3.82
Mixed rating 4.06 → 3.91Doubles result

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

Sep 19, 2026 · Doubles · 2D · Combo

Won 6-7,6-4,1-0
+0.05

Karen’s side

Karen QuidachayCurrently on ROLLINGWOOD 55MX8.0A
3.96
Christina George(partner)Currently on RIO DEL ORO CW8.5A-DT
3.97

Opponents

Jackie NielsenCurrently on YUBA CITY RC CW8.5A
3.72
Cathy ClarkCurrently on YUBA CITY RC CW8.5A
3.74
Combo rating 3.92 → 3.96Doubles result

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

Jul 31, 2026 · Doubles · Mixed

Lost 3-6,4-6
−0.13

Karen’s side

Karen QuidachayCurrently on ROLLINGWOOD 55MX8.0A
3.91
Dirk Pearson(partner)Currently on ROLLINGWOOD 55MX8.0A
4.00

Opponents

Donna ClarkCurrently on RIO DEL ORO CW8.5A-DT
4.03
Rajan GosainCurrently on RIO DEL ORO 40MX8.0A
3.98
Mixed rating 4.19 → 4.06Doubles result

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

Jun 19, 2026 · Doubles · Mixed

Lost 2-6,4-6
−0.12

Karen’s side

Karen QuidachayCurrently on ROLLINGWOOD 55MX8.0A
3.91
Gregg Mcnamee(partner)Currently on ROLLINGWOOD 55MX8.0A
3.59

Opponents

David KaplanCurrently on BROADSTONE RC CM6.5A
3.78
Deborah DesousaCurrently on GOLD RIVER RC CW8.5B
4.30
Mixed rating 4.31 → 4.19Doubles result

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

Mar 15, 2026 · Doubles · Mixed

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

Karen’s side

Karen QuidachayCurrently on ROLLINGWOOD 55MX8.0A
3.91
Venu Bojja(partner)Currently on ED MITCHELL PK CM7.5A
4.00

Opponents

Erik NelsonCurrently on SIERRA VIEW CM9.5A
4.18
Jane SadlerCurrently on SUTTER LAWN CW6.5A-DT
3.52
Mixed rating 4.23 → 4.31Doubles result

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

Jan 31, 2026 · Doubles · Mixed

Won 6-3,6-4
+0.15

Karen’s side

Karen QuidachayCurrently on ROLLINGWOOD 55MX8.0A
3.91
Matt Adams(partner)
4.24

Opponents

Ryan RenteriaCurrently on RIO DEL ORO CM7.5A
3.90
Teresa Olson
4.00
Mixed rating 4.08 → 4.23Doubles result

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

Best match
+0.13
Jun 12 vs T. Ostling / L. O'boyle
Worst match
−0.12
May 13 vs T. Olson / K. Bourbeau
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

Karen Quidachay’s MatchPoint NorCal tennis rating is 3.83, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 4 active NorCal league teams.

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+0.013.90
Pulled toward the 2025 year-end level+0.053.63

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