MatchPoint

Player profile

Kirk Winterhalder’s NorCal tennis rating

Kirk Winterhalder
USTA 4.0 · NorCal league player
4.04
current
▲ +0.15 this season

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USTA4.00
2026
5 matches
4.043.923.80
Apr · 3.80
May · 4.04
May 28 · Doubles+0.06
W R. Concha / F. Pumpin
5-7,6-4,1-0 · with Rahul Dhillon
● 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

5 matches

Published NorCal league results in 2026.

Best match
+0.18
May 14 vs P. Gee / J. Pangilinan
Worst match
−0.11
May 1 vs P. Dorais / N. Natarajan
Where you started ›3.89
2022 year-end NTRP 4.03.75
Scale calibration+0.14
Season start3.89
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

Kirk Winterhalder’s MatchPoint NorCal tennis rating is 4.04, 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−0.053.84
Pulled toward the 2025 year-end level−0.043.80

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