MatchPoint

Player profile

Katie Pietrowski’s NorCal tennis rating

Katie Pietrowski
USTA 3.5 · NorCal league player
3.13
current
▲ +0.34 this season

Other formats · don’t affect your rating above

Combo 3.17Mixed 3.09
USTA3.50
2026
11 matches
3.303.122.93
Feb · 3.08
Jun · 3.13
Jun 25 · Doubles−0.10
L L. Lin / I. Marquez
5-7,1-6 · with Niazi Alzouhbi
● 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

11 matches

Published NorCal results in 2026 — 10 scoring, 1 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Jun 25, 2026 · Doubles · Mixed

Lost 5-7,1-6
−0.10

Katie’s side

Katie PietrowskiCurrently on GREEN VALLEY CC CW6.5A
3.09
Niazi Alzouhbi(partner)Currently on GREEN VALLEY CC CM7.5A
3.32

Opponents

Louis LinCurrently on SOLANO TA/CENTENNIAL PRK 40MX7.0A
3.53
Iris MarquezCurrently on SOLANO TA/CENTENNIAL PRK CW6.5A
3.15
Mixed rating 3.18 → 3.09Doubles result

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

Jun 9, 2026 · Doubles

Lost 7-5,1-6,0-1
−0.04

Katie’s side

Katie PietrowskiCurrently on GREEN VALLEY CC CW6.5A
3.13
Maureen Dugoni(partner)Currently on GREEN VALLEY CC CW6.5A
3.08

Opponents

Annika FischerCurrently on NAPA VALLEY TC/VINTAGE HS CW6.5A
3.42
Brie CadmanCurrently on NAPA VALLEY TC/VINTAGE HS CW6.5A
3.46
Rating 3.18 → 3.13Doubles result

May 24, 2026 · Doubles

Won 6-3,6-4
+0.20

Katie’s side

Katie PietrowskiCurrently on GREEN VALLEY CC CW6.5A
3.13
Paige Mcconlogue(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5C
3.43

Opponents

Jennifer CarusoCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C
3.46
Edlira MuratasCurrently on NAPA VALLEY TC/VINTAGE HS CW6.5B
3.32
Rating 3.10 → 3.30Doubles result

May 2, 2026 · Doubles

Lost 6-2,4-6,0-1
−0.09

Katie’s side

Katie PietrowskiCurrently on GREEN VALLEY CC CW6.5A
3.13
Paige Mcconlogue(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5C
3.43

Opponents

Lory MorarCurrently on STONEGATE CC CW7.5A-DT
3.16
Gloria SpencerCurrently on SOLANO TA/CENTENNIAL PRK CW7.5A
3.28
Rating 3.10 → 3.01Doubles result

Apr 16, 2026 · Doubles

Lost 3-6,0-6
−0.09

Katie’s side

Katie PietrowskiCurrently on GREEN VALLEY CC CW6.5A
3.13
Courtney Bock(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW7.5C
3.32

Opponents

Annika FischerCurrently on NAPA VALLEY TC/VINTAGE HS CW6.5A
3.42
Lindsey LevineCurrently on NAPA VALLEY TC/VINTAGE HS CW6.5A
3.17
Rating 3.02 → 2.93Doubles result
Best match
+0.20
May 24 vs J. Caruso / E. Muratas
Worst match
−0.13
May 27 vs N. Orellana / S. Williams
Where you started ›2.79
2023 year-end NTRP 3.02.65
Scale calibration+0.14
Season start2.79
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

Katie Pietrowski’s MatchPoint NorCal tennis rating is 3.13, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 2 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−0.102.69
Pulled toward the 2025 year-end level+0.103.08

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