MatchPoint

Player profile

Katie Diemer’s NorCal tennis rating

Katie Diemer
USTA 3.0 · NorCal league player
2.53
current
▼ −0.26 this season

Other formats · don’t affect your rating above

Combo 2.48
USTA3.00
2025
6 matches
2.892.642.39
Apr · 2.89
Jun · 2.39
Jun 14 · Doubles−0.07
L S. Brahmandam / S. Rao
4-6,0-6 · with Lana Tsoy
● 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

1 match

Published NorCal results in 2026 — 0 scoring, 1 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 12, 2026 · Doubles · 2D · Combo

Lost 0-6,1-6
−0.04

Katie’s side

Katie DiemerCurrently on SAN JOSE SR CW6.5A
2.48
Katharine Heintz(partner)Currently on SUNNYVALE TC/SUNNYVALE MTC 55MX7.0A
2.78

Opponents

Terry HuangCurrently on SUNNYVALE MTC CW6.5E
3.37
Yan HongCurrently on SUNNYVALE MTC CW6.5E
2.81
Combo rating 2.51 → 2.48Doubles result

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

Best match
−0.05
May 3 vs E. Chong / W. Mcdowell
Worst match
−0.15
Apr 26 vs V. Vanina / K. Wang
▲
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

Katie Diemer’s MatchPoint NorCal tennis rating is 2.53, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on SAN JOSE SR CW6.5A.

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+0.102.89
Pulled toward the 2025 year-end level+0.142.53

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