MatchPoint

Player profile

Jeffrey Petersen’s NorCal tennis rating

Jeffrey Petersen
USTA 4.5 · NorCal league player
4.46
current
▲ +0.02 this season

Other formats · don’t affect your rating above

Combo 4.32

Active teams

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USTA4.50
2025
11 matches
4.474.374.26
Mar · 4.43
Jun · 4.47
Jun 14 · Doubles+0.03
W R. Mirza / M. Hipperson
6-2,6-3 · with Benjamin Green
● 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.

May 3, 2025 · Doubles · Combo

Won 3-6,7-6,1-0
+0.02

Jeffrey’s side

Jeffrey Petersen
4.32
Obadiah Butterworth(partner)Currently on WASHINGTON PK CM8.5A
3.82

Opponents

David KardonCurrently on RICHMOND TA/NICHOLL PK CM8.5A
3.85
Dennis SadowskiCurrently on RICHMOND TA/NICHOLL PK CM7.5A
3.53
Combo rating 4.25 → 4.27Doubles result

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

Apr 30, 2025 · Doubles · Combo

Lost 6-7,0-6
−0.08

Jeffrey’s side

Jeffrey Petersen
4.32
Peter Sullivan(partner)Currently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0A
4.33

Opponents

Peter WrightCurrently on BERKELEY TC 55MX9.0A
4.61
Paul MunsonCurrently on BERKELEY TC 55MX9.0A
4.38
Combo rating 4.34 → 4.25Doubles result

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

Apr 19, 2025 · Doubles · Combo

Won 6-4,6-1
+0.05

Jeffrey’s side

Jeffrey Petersen
4.32
Kyle Conner(partner)Currently on WASHINGTON PK CM7.5A
3.35

Opponents

Annamalai Palani
3.78
David O'neill
3.92
Combo rating 4.29 → 4.34Doubles result

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

Mar 29, 2025 · Doubles · Combo

Lost 3-6,4-6
−0.24

Jeffrey’s side

Jeffrey Petersen
4.32
Phillip Allman(partner)Currently on RIO DEL ORO S70M7.0A
3.58

Opponents

Franz LozanoCurrently on SAN PABLO PK CM8.5A
3.95
Taeck Dong Lim
3.87
Combo rating 4.53 → 4.29Doubles result

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

Mar 22, 2025 · Doubles · Combo

Won 5-7,7-6,1-0
+0.08

Jeffrey’s side

Jeffrey Petersen
4.32
Brian Barlay(partner)
4.50

Opponents

Michael NatheCurrently on RICHMOND TA/NICHOLL PK CM9.5A
4.51
Phil Beilin
4.06
Combo rating 4.45 → 4.53Doubles result

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

Best match
+0.17
Mar 9 vs P. Sullivan / S. Hansen
Worst match
−0.17
Mar 1 vs E. Gross / G. Wheeler
Where you started ›4.44
2023 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

Jeffrey Petersen’s MatchPoint NorCal tennis rating is 4.46, 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−0.014.43
Pulled toward the 2025 year-end level−0.014.46

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