May 17, 2025 · Doubles
Lost 2-6,6-7
−0.14
Opponents
Marianne DundonCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A
4.67Chiara SchwabCurrently on SAN PABLO PK CW9.5A
5.09Rating 5.01 → 4.87Doubles result
Player profile
Heather Sosa’s NorCal tennis rating
Heather Sosa
USTA 5.0 · NorCal league player
current
▼ −0.05 this season
Active teams
No active team listing yet.
USTA5.00
2025
2 matches
Apr · 4.96
May · 4.87
May 17 · Doubles−0.14
L M. Dundon / C. Schwab
2-6,6-7 · with Alicia Menezes
● 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
0 matches
Published NorCal league results in 2026.
Apr 19, 2025 · Doubles
Won 6-0,6-3
+0.06
Opponents
Chandra ThomasCurrently on WILLOW PASS PK 40MX8.0B
4.67Noa Ramo-lariosCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A
4.83Rating 4.96 → 5.01Doubles result
Best match
+0.06
Apr 19 vs C. Thomas / N. Ramo-larios
Worst match
−0.14
May 17 vs M. Dundon / C. Schwab
Where you started ›4.94
2021 year-end NTRP 5.04.80
Scale calibration+0.14
Season start4.94
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
Heather Sosa’s MatchPoint NorCal tennis rating is 4.89, an independent estimate based on published NorCal league results through September 20, 2026.
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+0.024.96
Pulled toward the 2025 year-end level+0.024.89
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