Kathy Grost’s NorCal tennis rating
Kathy Grost
USTA 3.5 · NorCal league player
Active teams
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Oct 19 · Singles−0.17
L Cecille Florentino
0-6,0-6
● 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.
Oct 19, 2025 · Singles
Lost 0-6,0-6
−0.17
Rating 3.49 → 3.32Singles result
Sep 20, 2025 · Singles
Won 6-1,6-1
+0.08
Rating 3.41 → 3.49Singles result
Sep 14, 2025 · Doubles
Won 6-3,6-1
+0.06
Rating 3.35 → 3.41Doubles result
Aug 30, 2025 · Doubles
Won 6-2,6-6 RE
+0.08
Rating 3.27 → 3.35Doubles result
Jun 15, 2025 · Singles
Won 6-1,6-0
+0.18
Rating 3.09 → 3.27Singles result
Jun 12, 2025 · Doubles
Lost 2-6,2-6
−0.16
Rating 3.25 → 3.09Doubles result
Jun 7, 2025 · Doubles
Lost 1-6,0-6
−0.14
Rating 3.39 → 3.25Doubles result
Jun 1, 2025 · Singles
Won 6-2,6-4
+0.03
Rating 3.36 → 3.39Singles result
May 25, 2025 · Doubles
Lost 0-6,0-6
−0.13
Opponents
Debbie BakerCurrently on PLEASANT HILL/PLEASANT HILL MIDDLE 40MX7.0A 3.36Rating 3.49 → 3.36Doubles result
Apr 12, 2025 · Singles
Won 6-1,6-0
+0.14
Rating 3.34 → 3.49Singles result
Best match
+0.18
Jun 15 vs Laura Watson
Worst match
−0.17
Oct 19 vs Cecille Florentino
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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
Kathy Grost’s MatchPoint NorCal tennis rating is 3.32, 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+0.003.34
Pulled toward the 2025 year-end level+0.013.32
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