MatchPoint

Player profile

Betty Grubb’s NorCal tennis rating

Betty Grubb
USTA 3.0 · NorCal league player
2.82
current
▲ +0.03 this season

Other formats · don’t affect your rating above

Combo 2.72
USTA3.00
2026
7 matches
2.882.782.68
Jan · 2.68
May · 2.82
May 4 · Doubles−0.05
L H. Cline / K. Hahesy
1-6,2-6 · with Marni Cotter
● 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

7 matches

Published NorCal league results in 2026.

May 4, 2026 · Doubles

Lost 1-6,2-6
−0.05

Betty’s side

Betty GrubbCurrently on SIERRA SPORT CW5.5A
2.82
Marni Cotter(partner)Currently on SIERRA SPORT CW6.5A
2.72

Opponents

Heidi ClineCurrently on FIG GARDEN CW5.5A
3.01
Karen HahesyCurrently on CLOVIS TC/BUCHANAN HS CW6.5A
3.10
Rating 2.88 → 2.82Doubles result
Best match
+0.13
Mar 10 vs M. Ruland / K. Miller
Worst match
−0.10
Feb 7 vs C. Wiehl / D. Buchanan
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

Betty Grubb’s MatchPoint NorCal tennis rating is 2.82, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on SIERRA SPORT CW5.5A.

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−0.012.78
Pulled toward the 2025 year-end level−0.002.68

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