Jun 25, 2026 · Singles
Lost 3-6,6-1,0-1
−0.10
Jason’s side
4.31
Opponents
Matt GrintsaigCurrently on WILLOW PASS PK CM8.5A
4.40Rating 4.40 → 4.31Singles result
Player profile
Jason Tsui’s NorCal tennis rating
Jason Tsui
USTA 4.5 · NorCal league player
current
▼ −0.13 this season
Other formats · don’t affect your rating above
Combo 4.26
Active teams
No active team listing yet.
USTA4.50
2026
7 matches
Jan · 4.46
Jun · 4.31
Jun 25 · Singles−0.10
L Matt Grintsaig
3-6,6-1,0-1
● 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 24, 2026 · Doubles
Lost 2-6,2-6
−0.05
Opponents
Logan BoersmaCurrently on ORINDA CC CM9.5A
4.71Mitchell LumCurrently on ORINDA CC CM9.5A
4.63Rating 4.46 → 4.40Doubles result
May 3, 2026 · Doubles
Won 6-3,6-7,1-0
+0.05
Opponents
Jaron Ivan BernardoCurrently on FREMONT TC CM8.5A
3.70Andre JosonCurrently on FREMONT TC CM8.5A
4.24Rating 4.40 → 4.46Doubles result
Mar 15, 2026 · Doubles
Won 6-1,6-2
+0.07
Opponents
Torrey ZachesCurrently on HARBOR BAY 40MX8.0A
4.06Todd H WaibelCurrently on GOLDEN GATE TC/GOLDEN GATEWY CM8.5B
4.17Rating 4.33 → 4.40Doubles result
Mar 12, 2026 · Doubles
Won 2-3 RE
+0.09
Rating 4.24 → 4.33Doubles result
Feb 22, 2026 · Doubles
Lost 4-6,7-6,0-1
−0.11
Opponents
Bang NguyenCurrently on WASHINGTON PK CM8.5A
4.41Steve LhiCurrently on BAY TREES PK CM8.5A
3.98Rating 4.35 → 4.24Doubles result
Jan 22, 2026 · Doubles
Lost 4-6,6-7
−0.12
Opponents
Harish NatarajanCurrently on MONTE VISTA HS 40MX8.0A
4.48Sumit NagalCurrently on DOUGHERTY VALLEY HS CM8.5A
4.37Rating 4.46 → 4.35Doubles result
Best match
+0.09
Mar 12 vs J. Sines / W. Jefferson
Worst match
−0.12
Jan 22 vs H. Natarajan / S. Nagal
Where you started ›4.44
2008 year-end NTRP 4.54.30
Scale calibration+0.14
Season start4.44
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
Jason Tsui’s MatchPoint NorCal tennis rating is 4.31, 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+0.054.49
Pulled toward the 2025 year-end level+0.064.46
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