Jul 10, 2025 · Singles
Lost 0-6,1-6
−0.15
Katrina’s side
3.38
Opponents
Terry HuangCurrently on SUNNYVALE MTC CW6.5E
3.33Rating 3.54 → 3.39Singles result
Player profile
Katrina Heiles’s NorCal tennis rating
Katrina Heiles
USTA 3.5 · NorCal league player
current
▲ +0.04 this season
Other formats · don’t affect your rating above
Combo 3.13Mixed 3.21
Active teams
No active team listing yet.
USTA3.50
2025
39 matches
Jan · 3.34
Jul · 3.39
Jul 10 · Singles−0.15
L Terry Huang
0-6,1-6
● 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.
Jun 8, 2025 · Singles
Won 6-3,6-2
+0.00
Katrina’s side
3.38
Opponents
Aviva GarrettCurrently on SARATOGA CC CW5.5A-DT
2.58Rating 3.54 → 3.54Singles result
Jun 1, 2025 · Singles
Lost 7-5,3-6,0-1
−0.10
Katrina’s side
3.38
Opponents
Ginni DhindsaCurrently on BAY CLUB COURTSIDE CW7.5B-DT
3.36Rating 3.64 → 3.54Singles result
May 31, 2025 · Singles
Won 6-2,6-4
+0.11
Katrina’s side
3.38
Opponents
Heather KentCurrently on CUESTA TC CW6.5A-DT
3.37Rating 3.53 → 3.64Singles result
May 24, 2025 · Singles
Lost 3-6,3-6
+0.20
Katrina’s side
3.38
Opponents
Deepthi VishwanathCurrently on SUNNYVALE MTC CW8.5E
3.78Rating 3.33 → 3.53Singles result
May 22, 2025 · Singles
Won 6-3,6-4
+0.13
Katrina’s side
3.38
Opponents
Theresse TanCurrently on MORGAN HILL TC/MORGAN HILL TC CW7.5A-DT
3.06Rating 3.19 → 3.33Singles result
May 18, 2025 · Doubles
Lost 3-6,2-6
−0.13
Opponents
Viviane BahiaCurrently on SUNNYVALE TC/SUNNYVALE MTC 40MX7.0D
3.47Soo ShinCurrently on SUNNYVALE MTC CW7.5D-DT
3.24Rating 3.32 → 3.19Doubles result
May 17, 2025 · Singles
Lost 4-6,3-6
−0.11
Katrina’s side
3.38
Opponents
Robyn BaumsteinCurrently on BAY CLUB COURTSIDE CW7.5A
3.39Rating 3.43 → 3.32Singles result
May 16, 2025 · Singles
Lost 3-6,4-6
−0.15
Katrina’s side
3.38
Opponents
Kalina StephaniCurrently on GOLDMAN TC CW7.5B
3.61Rating 3.58 → 3.43Singles result
May 15, 2025 · Doubles · Combo
Lost 3-6,0-6
−0.07
Opponents
Jill AndersonCurrently on ALMADEN SR CW7.5A
3.35Rebecca MccarthyCurrently on ALMADEN SR CW7.5A
3.34Combo rating 3.17 → 3.10Doubles result
Combo results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
May 11, 2025 · Doubles · Combo
Won 6-4,6-3
+0.08
Combo rating 3.09 → 3.17Doubles result
Combo results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
May 6, 2025 · Singles
Won 6-2,6-4
+0.09
Katrina’s side
3.38
Opponents
Kathy KellerCurrently on ALMADEN VAC CW7.5A
3.26Rating 3.49 → 3.58Singles result
May 3, 2025 · Singles
Won 7-5,6-3
+0.24
Katrina’s side
3.38
Opponents
Daniela NalessoCurrently on LOS GATOS SR CW8.5A-DT
3.76Rating 3.25 → 3.49Singles result
Apr 26, 2025 · Singles
Lost 1-6,0-6
−0.26
Katrina’s side
3.38
Opponents
3.13
Rating 3.51 → 3.25Singles result
Apr 19, 2025 · Singles
Lost 2-6,2-6
−0.15
Katrina’s side
3.38
Opponents
Terry HuangCurrently on SUNNYVALE MTC CW6.5E
3.33Rating 3.66 → 3.51Singles result
Apr 5, 2025 · Singles
Won 6-2,6-4
+0.08
Katrina’s side
3.38
Opponents
Francesca PaoliniCurrently on ALMADEN SR CW7.5A
3.11Rating 3.58 → 3.66Singles result
Apr 2, 2025 · Doubles · Combo
Lost 4-6,5-7
−0.10
Opponents
Jane EnsorCurrently on SAN JOSE SR CW7.5A
3.43Pauline TeunissenCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C
3.35Combo rating 3.18 → 3.09Doubles result
Combo results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Mar 29, 2025 · Doubles · Mixed
Lost 0-6,4-6
−0.05
Opponents
Brett Anthony ForemanCurrently on SAN JOSE SR 40MX7.0A
4.05Susan OnffroyCurrently on BAY CLUB SANTA CLARA 55MX8.0A
3.48Mixed rating 3.27 → 3.23Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Mar 16, 2025 · Singles
Lost 1-6,0-6
−0.03
Katrina’s side
3.38
Opponents
3.56
Rating 3.62 → 3.58Singles result
Mar 15, 2025 · Doubles
Lost 1-6,0-6
−0.04
Opponents
Nancy MurrayCurrently on BAY CLUB COURTSIDE CW8.5B
3.77Sujuan LiCurrently on BAY CLUB SANTA CLARA CW8.5A
3.99Rating 3.65 → 3.62Doubles result
Mar 11, 2025 · Singles
Won 6-3,6-0
+0.09
Katrina’s side
3.38
Opponents
Francesca PaoliniCurrently on ALMADEN SR CW7.5A
3.11Rating 3.56 → 3.65Singles result
Mar 9, 2025 · Doubles
Lost 4-6,2-6
−0.13
Opponents
Tina ClarkCurrently on RIDGEMARK G&CC 40MX8.0A
3.42Kim HortonCurrently on RIDGEMARK G&CC 40MX8.0A
3.59Rating 3.69 → 3.56Doubles result
Mar 9, 2025 · Doubles · Mixed
Lost 6-3,3-6,0-1
−0.12
Opponents
Nitika KorlaCurrently on SILVER CREEK CW7.5A
3.40Gary TomaselloCurrently on SILVER CREEK CM7.5A
2.85Mixed rating 3.39 → 3.27Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Mar 8, 2025 · Singles
Lost 2-6,4-6
−0.08
Katrina’s side
3.38
Opponents
3.89
Rating 3.76 → 3.69Singles result
Mar 5, 2025 · Singles
Won 6-3,6-1
+0.02
Katrina’s side
3.38
Opponents
Michelle AngelCurrently on BAY CLUB SANTA CLARA 40MX7.0B
2.93Rating 3.74 → 3.76Singles result
Mar 1, 2025 · Doubles
Lost 0-6,1-6
−0.08
Opponents
Caroline JonesCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT
3.61Bridget CashCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT
3.88Rating 3.58 → 3.49Doubles result
Mar 1, 2025 · Singles
Won 6-2,6-3
+0.25
Katrina’s side
3.38
Opponents
4.00
Rating 3.49 → 3.74Singles result
Feb 28, 2025 · Doubles
Lost 3-6,1-6
−0.04
Opponents
Wennie NieCurrently on CUESTA TC 40MX8.0B
3.76Sharon HuangCurrently on CUESTA TC 40MX9.0B
3.90Rating 3.62 → 3.58Doubles result
Feb 23, 2025 · Singles
Won 6-3,6-4
+0.15
Katrina’s side
3.38
Opponents
Hilary ButlerCurrently on BAY CLUB COURTSIDE CW7.5B-DT
3.79Rating 3.46 → 3.62Singles result
Feb 22, 2025 · Doubles
Won 6-4,6-2
+0.06
Rating 3.40 → 3.46Doubles result
Feb 20, 2025 · Doubles · Mixed
Won 6-4,6-1
+0.15
Mixed rating 3.25 → 3.39Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Feb 15, 2025 · Singles
Lost 5-7,2-6
−0.08
Katrina’s side
3.38
Opponents
Marina ObyrneCurrently on SUNNYVALE TC/SUNNYVALE MTC CW7.5B-DT
3.63Rating 3.48 → 3.40Singles result
Feb 9, 2025 · Doubles
Lost 4-6,7-6,0-1
−0.13
Opponents
Pari PhamCurrently on SILVER CREEK CW6.5A-DT
3.36Nitika KorlaCurrently on SILVER CREEK CW7.5A
3.27Rating 3.61 → 3.48Doubles result
Jan 30, 2025 · Doubles
Lost 1-6,3-6
−0.04
Rating 3.65 → 3.61Doubles result
Jan 30, 2025 · Doubles · Mixed
Lost 7-5,3-6,0-1
−0.09
Opponents
Terence T ParkCurrently on SILVER CREEK CM6.5A
2.99Maria CrossCurrently on SILVER CREEK CW7.5A
3.78Mixed rating 3.33 → 3.25Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Jan 28, 2025 · Singles
Won 6-2,6-0
+0.05
Katrina’s side
3.38
Opponents
Pauline TeunissenCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5C
3.11Rating 3.60 → 3.65Singles result
Jan 26, 2025 · Singles
Won 5-7,6-4,1-0
+0.06
Katrina’s side
3.38
Opponents
Francesca PaoliniCurrently on ALMADEN SR CW7.5A
3.11Rating 3.54 → 3.60Singles result
Jan 23, 2025 · Singles
Won 6-4,3-6,1-0
+0.20
Katrina’s side
3.38
Opponents
Kelly NicholsCurrently on LOS GATOS SR CW8.5A-DT
4.03Rating 3.34 → 3.54Singles result
Jan 7, 2025 · Doubles · Mixed
Won 6-1,6-3
+0.16
Mixed rating 3.18 → 3.33Doubles result
Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.
Best match
+0.25
Mar 1 vs Hagit Koren
Worst match
−0.26
Apr 26 vs Ellen Xiao
Where you started ›3.34
2023 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
Katrina Heiles’s MatchPoint NorCal tennis rating is 3.38, 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−0.003.34
Pulled toward the 2025 year-end level−0.013.38
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