MatchPoint

Player profile

Sia Mcdonald’s NorCal tennis rating

Sia Mcdonald
USTA 3.5 · NorCal league player
3.34
current
▼ −0.00 this season

Other formats · don’t affect your rating above

Combo 3.29Mixed 3.34
USTA3.50
2026
21 matches
3.543.152.75
Jan · 3.04
Jun · 3.34
Sep 18 · Doubles−0.10
L L. Chao / A. Cao
4-6,6-3,0-1 · with Dana Brent
● 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

21 matches

Published NorCal results in 2026 — 16 scoring, 5 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 18, 2026 · Doubles · 3D · Combo

Lost 4-6,6-3,0-1
−0.11

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.29
Dana Pingatore(partner)Currently on DIABLO CC CW6.5A-DT
2.66

Opponents

Lihong ChaoCurrently on BAY CLUB PL CW7.5A
3.54
Angela CaoCurrently on BAY CLUB PL CW6.5C-DT
3.00
Combo rating 3.50 → 3.39Doubles result

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

Sep 18, 2026 · Doubles · Combo

Lost 4-6,6-3,0-1
−0.10

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.29
Dana Brent(partner)Currently on DIABLO CC CW6.5A-DT
3.00

Opponents

Lihong ChaoCurrently on BAY CLUB PL CW7.5A
3.54
Angela CaoCurrently on BAY CLUB PL CW6.5C-DT
3.00
Combo rating 3.39 → 3.29Doubles result

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

Sep 16, 2026 · Doubles · 1D · Combo

Won 6-4,2-6,1-0
+0.13

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.29
Andrea Callaway(partner)Currently on PLEASANTON CW8.5C
3.75

Opponents

Lindsay HightCurrently on CROW CANYON CC CW7.5A-DT
3.17
Christina FlemingCurrently on CROW CANYON CC CW8.5A
3.56
Combo rating 3.37 → 3.50Doubles result

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

Sep 8, 2026 · Doubles · 1D · Combo

Lost 3-6,3-6
−0.16

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.29
Jenee Rehrmann(partner)Currently on DIABLO CC CW6.5A-DT
2.83

Opponents

Jeannette MichielsCurrently on BLACKHAWK CC CW7.5A-DT
3.44
Kirsten SinesCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT
3.19
Combo rating 3.53 → 3.37Doubles result

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

Aug 25, 2026 · Doubles · 1D · Combo

Lost 0-6,6-3,0-1
−0.08

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.29
Dana Brent(partner)Currently on DIABLO CC CW6.5A-DT
3.00

Opponents

Miwon VellaCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.53
Pamela OwensCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX7.0A
3.33
Combo rating 3.62 → 3.53Doubles result

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

Jun 12, 2026 · Singles

Lost 3-6,0-6
−0.16

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34

Opponents

Jennifer PerkinsCurrently on PLEASANTON CW7.5A
3.45
Rating 3.50 → 3.34Singles result

May 29, 2026 · Doubles

Won 6-1,6-1
+0.01

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Carrie Perino(partner)Currently on DIABLO CC CW7.5A-DT
3.23

Opponents

Angela ShiuCurrently on ST MARY CW6.5A-DT
2.60
Fida MusallamCurrently on BAY CLUB PL CW6.5A-DT
2.79
Rating 3.49 → 3.50Doubles result

May 20, 2026 · Doubles

Won 2-6,7-5,1-0
+0.05

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Alexis Bybel(partner)Currently on DIABLO CC CW7.5A-DT
3.13

Opponents

Lorna SmithCurrently on RUBY HILL GC CW7.5A-DT
2.98
Sally BaileyCurrently on WALNUT COUNTRY HOA 55MX7.0A
3.31
Rating 3.44 → 3.49Doubles result

May 14, 2026 · Doubles

Won 7-5,7-5
+0.05

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Heidi Corkern(partner)Currently on DIABLO CC CW7.5A-DT
3.33

Opponents

Florence HuangCurrently on WALNUT COUNTRY HOA 55MX7.0A
3.12
Patty LyCurrently on WALNUT COUNTRY HOA 40MX7.0A
3.03
Rating 3.39 → 3.44Doubles result

Apr 21, 2026 · Doubles

Won 6-1,6-7,1-0
+0.10

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Kelly Mcqueen(partner)Currently on DIABLO CC CW7.5A-DT
3.23

Opponents

Adrianna LugoCurrently on BAY CLUB PL CW7.5B
3.32
Hui XieCurrently on BAY CLUB PL CW7.5A
3.48
Rating 3.29 → 3.39Doubles result

Apr 5, 2026 · Doubles

Won 6-0,6-0
+0.04

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Lindsay Walker(partner)Currently on DIABLO CC CW6.5A-DT
3.24

Opponents

Kris CourtneyCurrently on WALNUT COUNTRY HOA 55MX7.0A
3.06
Paula GarciaCurrently on ST MARY CW6.5A
2.82
Rating 3.08 → 3.12Doubles result

Mar 11, 2026 · Doubles

Won 7-6,7-5
+0.19

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Holly Mcmullen(partner)Currently on DIABLO CC CW6.5A-DT
3.56

Opponents

Mary O'neillCurrently on RUBY HILL GC CW7.5A-DT
3.50
Joni MahoneyCurrently on BAY CLUB SANTA CLARA 55MX7.0A
3.48
Rating 2.89 → 3.08Doubles result

Mar 7, 2026 · Doubles

Won 6-1,6-3
+0.12

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Alexis Bybel(partner)Currently on DIABLO CC CW7.5A-DT
3.13

Opponents

Erin SmithCurrently on BLACKHAWK CC CW6.5A-DT
3.01
Kirsten SinesCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT
3.04
Rating 2.75 → 2.87Doubles result

Mar 3, 2026 · Doubles

Lost 5-7,2-6
−0.21

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Alexis Bybel(partner)Currently on DIABLO CC CW7.5A-DT
3.13

Opponents

Samantha NgCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5C
3.07
Michelle NagleCurrently on DANVILLE TC/MONTE VISTA HS 40MX6.0A
2.89
Rating 2.97 → 2.75Doubles result

Feb 13, 2026 · Doubles

Won 7-6,4-2 RE
+0.08

Sia’s side

Sia McdonaldCurrently on DIABLO CC CW7.5A-DT
3.34
Alexis Bybel(partner)Currently on DIABLO CC CW7.5A-DT
3.13

Opponents

Patti PrestoCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5B
3.25
Maryam AminiCurrently on WASHINGTON PK CW6.5A
2.59
Rating 2.89 → 2.97Doubles result
Best match
+0.19
Mar 11 vs M. O'neill / J. Mahoney
Worst match
−0.21
Mar 3 vs S. Ng / M. Nagle
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

Sia Mcdonald’s MatchPoint NorCal tennis rating is 3.34, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 3 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−0.013.33
Pulled toward the 2025 year-end level+0.023.04

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