MatchPoint

Player profile

Derek Lee’s NorCal tennis rating

Derek Lee
USTA 4.0 · NorCal league player
3.72
current
▼ −0.17 this season

Other formats · don’t affect your rating above

Combo 3.68Mixed 3.75
USTA4.00
2026
13 matches
3.723.643.55
Apr · 3.71
Jun · 3.72
Sep 12 · Doubles−0.07
L M. Omori / H. Kulkarni
3-6,6-7 · 2D · with Ryan Kuo
● 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

13 matches

Published NorCal results in 2026 — 4 scoring, 9 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 12, 2026 · Doubles · 2D · Combo

Lost 3-6,6-7
−0.07

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.68
Ryan Kuo(partner)Currently on RICHMOND TA/NICHOLL PK CM7.5A
3.81

Opponents

Masashi OmoriCurrently on FREMONT TC CM8.5B
4.38
Harshal KulkarniCurrently on FREMONT TC CM7.5B
3.12
Combo rating 3.74 → 3.68Doubles result

Combo results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

May 31, 2026 · Doubles

Lost 6-7,2-6
−0.07

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.72
Peter Lowe(partner)Currently on PLEASANTON CM7.5F
3.79

Opponents

Jeffrey CannonCurrently on UNION CITY LEISURE S/VETERANS MEM PK 55MX8.0A
3.76
Sanjiv PandeyCurrently on PLEASANTON CM7.5C
4.07
Rating 3.62 → 3.55Doubles result

Apr 25, 2026 · Doubles

Lost 3-6,2-6
−0.04

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.72
Brian Kawashima(partner)Currently on CHABOT CANYON CM7.5A
3.29

Opponents

Bryan WendletonCurrently on WILLOW PASS PK 40MX8.0A
4.00
Joey TeshimaCurrently on PLEASANTON CM8.5B
4.19
Rating 3.71 → 3.67Doubles result

Mar 8, 2026 · Doubles · Mixed

Won 6-4,1-6,1-0
+0.04

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Kathryn Robert(partner)Currently on STONEBRAE CC CW6.5A-DT
3.10

Opponents

Joanna HaCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5B
2.98
Ryan SemmelmeyerCurrently on PLEASANTON 40MX7.0B
3.58
Mixed rating 3.71 → 3.75Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 7, 2026 · Doubles · Mixed

Won 6-3,3-6,1-0
+0.07

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Jennifer Do(partner)Currently on PLEASANTON CW8.5B
3.93

Opponents

Manasa GaddeCurrently on SAN PABLO PK CW9.5A
3.81
Dominic Aiello
3.30
Mixed rating 3.64 → 3.71Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 28, 2026 · Doubles · Mixed

Lost 5-7,2-6
−0.02

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Bowyee Gong(partner)Currently on WILLOW PASS PK CW7.5A
4.12

Opponents

Shelby JacksonCurrently on PLEASANTON CW8.5A
4.24
William Lukach IiiCurrently on MILLS COLLEGE CM8.5A
4.33
Mixed rating 3.66 → 3.64Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 8, 2026 · Doubles · Mixed

Lost 7-6,3-6,0-1
−0.19

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Maya Morrison(partner)Currently on STONEBRAE CC CW6.5A-DT
2.61

Opponents

Heather BrownCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.41
Samy TolaymatCurrently on CROW CANYON CC CM6.5A
2.96
Mixed rating 3.85 → 3.66Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 29, 2026 · Doubles · Mixed

Lost 0-6,0-6
−0.05

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Rebecca Newborn(partner)Currently on PLEASANTON CW7.5B
3.82

Opponents

Kimiko Kearney
4.71
Raymond Hool
3.95
Mixed rating 3.90 → 3.85Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 28, 2026 · Doubles · Mixed

Won 6-4,3-6,1-0
+0.01

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Maya Morrison(partner)Currently on STONEBRAE CC CW6.5A-DT
2.61

Opponents

Willy LamCurrently on PLEASANTON CM6.5D
3.14
Yueyou Liu
3.31
Mixed rating 3.89 → 3.90Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 27, 2026 · Doubles · Mixed

Lost 7-5,0-6,0-1
−0.16

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Jean Kondo(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW6.5B
3.28

Opponents

Balachandra RangaswamyCurrently on WALLENBERG PK CM7.5A
3.77
Xingxin ZhouCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C
3.41
Mixed rating 4.04 → 3.89Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 26, 2026 · Doubles · Mixed

Won 6-3,6-4
+0.15

Derek’s side

Derek LeeCurrently on BAY TREES PK CM7.5A
3.75
Corazon Bellamy(partner)Currently on WILLOW PASS PK CW7.5A
4.38

Opponents

Eva LiebovitzCurrently on SAN PABLO PK CW7.5A
3.71
Henry Qi
4.19
Mixed rating 3.90 → 4.04Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Best match
+0.17
Jun 13 vs S. Balasubramanian / G. Kennedy
Worst match
−0.07
May 31 vs J. Cannon / S. Pandey
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

Derek Lee’s MatchPoint NorCal tennis rating is 3.72, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on BAY TREES PK CM7.5A.

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+0.063.95
Pulled toward the 2025 year-end level+0.093.71

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