MatchPoint

Player profile

Petra Jacobson’s NorCal tennis rating

Petra Jacobson
USTA 3.5 · NorCal league player
3.43
current
▲ +0.09 this season

Other formats · don’t affect your rating above

Combo 3.43Mixed 3.36
USTA3.50
2026
10 matches
3.433.323.21
May · 3.21
May · 3.43
Jun 13 · Doubles+0.15
W T. Herzog / N. Tuhtan
7-6,6-2 · with Susan Ginwala
● 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

10 matches

Published NorCal results in 2026 — 6 scoring, 4 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Jun 13, 2026 · Doubles · Combo

Won 7-6,6-2
+0.15

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43
Susan Ginwala(partner)Currently on RAFAEL RC CW7.5A
3.55

Opponents

Tori HerzogCurrently on BOYLE PK CW7.5A-DT
3.65
Nancy TuhtanCurrently on BOYLE PK CW6.5A
3.45
Combo rating 3.28 → 3.43Doubles result

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

May 29, 2026 · Doubles

Won 7-5,3-6,1-0
+0.17

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43
Ashley Hellyer(partner)Currently on RAFAEL RC CW7.5A
3.28

Opponents

Wendy FraserCurrently on TIBURON PEN C 55MX7.0A
3.51
Jennie RobinCurrently on SCOTT VALLEY CW7.5A-DT
3.70
Rating 3.26 → 3.43Doubles result

May 18, 2026 · Doubles

Lost 3-6,6-3,0-1
−0.10

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43
Meredith Pavia(partner)Currently on RAFAEL RC CW7.5A
3.54

Opponents

Winnie TsoCurrently on ROLLING HILLS CW7.5A-DT
3.73
Emily GreenCurrently on ROLLING HILLS CW6.5A
3.22
Rating 3.36 → 3.26Doubles result

May 17, 2026 · Singles

Won 6-2,2-6,1-0
+0.13

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43

Opponents

Elizabeth LougeeCurrently on TENNIS COALITION SF/GOLDMAN TC CW7.5A-DT
3.56
Rating 3.23 → 3.36Singles result

May 9, 2026 · Singles

Lost 3-6,1-6
−0.13

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43

Opponents

Victoria TuckerCurrently on TIBURON PEN C CW7.5A
3.58
Rating 3.36 → 3.23Singles result

May 8, 2026 · Singles

Won 7-5,6-3
+0.06

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43

Opponents

Erin MettilleCurrently on TIBURON PEN C CW7.5A
3.21
Rating 3.30 → 3.36Singles result

May 2, 2026 · Doubles · Combo

Won 6-4,7-6
+0.09

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43
Robin Barnato(partner)Currently on ROHNERT PK TC/MAGNOLIA/M PK CW7.5A
3.36

Opponents

Kim GarrettCurrently on HARBOR PT 55MX7.0A
2.99
Jeanne HoffmanCurrently on GOLDMAN TC 40MX7.0B
3.33
Combo rating 3.19 → 3.28Doubles result

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

Apr 26, 2026 · Doubles · Combo

Won 3-6,6-3,1-0
+0.07

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43
Sarah Finley(partner)Currently on RAFAEL RC CW7.5A
3.37

Opponents

Dena McnultyCurrently on GOLDEN GATEWY CW7.5B
3.32
Jackie KeelanCurrently on GOLDEN GATEWY CW7.5B
3.16
Combo rating 3.13 → 3.19Doubles result

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

Apr 23, 2026 · Doubles · Combo

Lost 5-7,3-6
−0.14

Petra’s side

Petra JacobsonCurrently on RAFAEL RC CW7.5A
3.43
Cheryl Clark(partner)Currently on RAFAEL RC CW7.5A
3.00

Opponents

Mary SchattenbergCurrently on MT TAM RC 55MX7.0A
3.17
Sheri YuCurrently on MT TAM RC CW7.5A
3.56
Combo rating 3.26 → 3.13Doubles result

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

Best match
+0.17
May 29 vs W. Fraser / J. Robin
Worst match
−0.13
May 9 vs Victoria Tucker
Where you started ›3.34
2023 year-end NTRP 3.53.20
Scale calibration+0.14
Season start3.34
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

Petra Jacobson’s MatchPoint NorCal tennis rating is 3.43, 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−0.043.30
Pulled toward the 2025 year-end level−0.033.21

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