Jun 13, 2026 · Doubles
Won 6-2,6-7,1-0
+0.09
Opponents
Henry SobelCurrently on CLAREMONT R and S 40MX7.0A
3.14Adam CheyerCurrently on CLAREMONT R and S CM6.5A
3.12Rating 3.15 → 3.24Doubles result
Player profile
Mason Chinkin’s NorCal tennis rating
Mason Chinkin
USTA 3.5 · NorCal league player
current
▼ −0.10 this season
Other formats · don’t affect your rating above
Combo 3.15
Active teams
No active team listing yet.
USTA3.50
2026
4 matches
May · 3.13
Jun · 3.24
Jun 13 · Doubles+0.09
W H. Sobel / A. Cheyer
6-2,6-7,1-0 · with Adam Oken
● 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
4 matches
Published NorCal league results in 2026.
Jun 7, 2026 · Doubles
Lost 4-6,5-7
−0.04
Opponents
George FraserCurrently on GLTF/SAN FRAN ST U CM6.5B
3.58Christopher StephensonCurrently on GLTF/SAN FRAN ST U CM6.5B
3.62Rating 3.18 → 3.15Doubles result
May 30, 2026 · Doubles
Won 6-1,6-4
+0.12
Rating 3.07 → 3.18Doubles result
May 16, 2026 · Doubles
Lost 4-6,6-4,0-1
−0.06
Rating 3.13 → 3.07Doubles result
Best match
+0.12
May 30 vs K. Le / T. Green
Worst match
−0.06
May 16 vs B. Kawashima / S. Liang
▲
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
Mason Chinkin’s MatchPoint NorCal tennis rating is 3.24, 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+0.033.37
Pulled toward the 2025 year-end level+0.063.13
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