May 11, 2025 · Doubles
Lost 1-6,1-6
−0.18
Opponents
Eric DebbaneCurrently on BAY CLUB SF TENNIS CM7.5A
3.22Satish GudiboinaCurrently on GOLDEN GATEWY CM7.5A
3.23Rating 3.38 → 3.20Doubles result
Player profile
Harvey Koo’s NorCal tennis rating
Harvey Koo
USTA 3.5 · NorCal league player
current
▼ −0.09 this season
Active teams
No active team listing yet.
USTA3.50
2025
3 matches
Apr · 3.37
May · 3.20
May 11 · Doubles−0.18
L E. Debbane / S. Gudiboina
1-6,1-6 · with Max Catalano
● 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.
Apr 16, 2025 · Doubles
Won 6-2,6-1
+0.19
Rating 3.20 → 3.38Doubles result
Apr 12, 2025 · Doubles
Lost 2-6,6-7
−0.18
Rating 3.37 → 3.20Doubles result
Best match
+0.19
Apr 16 vs M. Hsu / J. Mckinney
Worst match
−0.18
May 11 vs E. Debbane / S. Gudiboina
Where you started ›3.34
2022 year-end NTRP 3.53.20
Scale calibration+0.14
Season start3.34
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
Harvey Koo’s MatchPoint NorCal tennis rating is 3.25, 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+0.053.25
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