Derek Boorse · NorCal tennis rating

MatchPoint

Player profile

Derek Boorse

USTA 4.0 · NorCal league player

3.48

current

▲ +0.14 this season

Other formats · don’t affect your rating above

Combo 3.42Mixed 3.56

Active teams · 5

MARIN TC 40MX7.0B →2026 Mixed 40 & Over 7.0 MARIN TC 40MX8.0B →2026 Mixed 40 & Over 8.0 MARIN TC 55MX7.0A →2026 Mixed 55 & Over 7.0

USTA4.00

2026

28 matches

Jan · 3.96

May · 3.48

Sep 12 · Doubles−0.09

L C. Beard / L. Trusheim

4-6,3-6 · 2D · with Brenda Dorian

● 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

28 matches

Published NorCal results in 2026 — 7 scoring, 21 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 12, 2026 · Doubles · 2D · Mixed

Lost 4-6,3-6

−0.09

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Brenda Dorian(partner)Currently on MARIN TC CW7.5A

3.38

Opponents

Chris BeardCurrently on RAFAEL RC CM7.5A

3.54

Lisa TrusheimCurrently on RAFAEL RC 55MX8.0A

4.18

Mixed rating 3.65 → 3.56Doubles result

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

Sep 10, 2026 · Doubles · 1D · Combo

Lost 2-6,1-6

−0.03

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.42

Peter Sanchez(partner)Currently on MARIN TC CM7.5B

3.68

Opponents

Scott KeyCurrently on MT TAM RC CM7.5A

4.15

Shardul KhodankarCurrently on MT TAM RC CM7.5A

3.88

Combo rating 3.45 → 3.42Doubles result

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

Aug 29, 2026 · Doubles · 2D · Combo

Lost 4-6,0-6

−0.04

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.42

Brandon Dayoan(partner)Currently on MARIN TC CM7.5B

3.29

Opponents

Rocky MossCurrently on GOLDMAN TC S70M7.0A

3.65

Fan ZhangCurrently on BELVEDERE TC CM7.5A

4.03

Combo rating 3.50 → 3.45Doubles result

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

Jul 25, 2026 · Doubles · Mixed

Won 6-4,6-1

+0.19

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Michelle Rowley(partner)Currently on MARIN TC CW8.5B

4.05

Opponents

Mary ToddCurrently on SCOTT VALLEY CW8.5A

3.62

Brian MarcusCurrently on SCOTT VALLEY CM7.5A

3.80

Mixed rating 3.45 → 3.65Doubles result

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

Jul 15, 2026 · Doubles · Mixed

Won 6-4,6-2

+0.03

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Sarah Blevins(partner)Currently on MARIN TC CW6.5A

3.26

Opponents

Kathryn SupinskiCurrently on BAY CLUB ROSS VALLEY CW6.5A

3.08

Bj WassermanCurrently on BAY CLUB ROSS VALLEY 40MX7.0A

3.47

Mixed rating 3.43 → 3.45Doubles result

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

Jul 5, 2026 · Doubles · Mixed

Lost 2-6,6-4,0-1

−0.07

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Francie Burkhard(partner)Currently on MARIN TC CW8.5B

3.61

Opponents

Erin ChamberlinCurrently on RAFAEL RC CW8.5A

3.96

Chris BeardCurrently on RAFAEL RC CM7.5A

3.54

Mixed rating 3.49 → 3.43Doubles result

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

Jun 25, 2026 · Doubles · Mixed

Won 6-1,7-6

+0.11

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Sarah Blevins(partner)Currently on MARIN TC CW6.5A

3.26

Opponents

Mary GambleCurrently on ROHNERT PK TC/MAGNOLIA/M PK 40MX8.0A

3.49

Michael MilanoCurrently on MARIN CC CM6.5A

3.12

Mixed rating 3.39 → 3.49Doubles result

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

Jun 21, 2026 · Doubles · Mixed

Lost 1-6,1-6

−0.02

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Courtney Macomber(partner)Currently on MARIN TC 40MX8.0B

3.62

Opponents

Peter MagriniCurrently on ROLLING HILLS 40MX8.0A

4.23

Ariadile Goes MarianoCurrently on ROLLING HILLS CW7.5A

4.08

Mixed rating 3.40 → 3.39Doubles result

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

Jun 20, 2026 · Doubles · Mixed

Lost 3-6,7-5,0-1

−0.10

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Sarah Blevins(partner)Currently on MARIN TC CW6.5A

3.26

Opponents

Andrea PierceCurrently on ROLLING HILLS 40MX8.0A

3.47

James ZucchiCurrently on BOYLE PK 40MX7.0A

3.64

Mixed rating 3.50 → 3.40Doubles result

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

May 31, 2026 · Doubles

Lost 4-6,3-6

−0.09

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

Michael Graziano(partner)Currently on MARIN TC 55MX7.0A

3.74

Opponents

Gary Harms

3.88

Parker Hobson

3.46

Rating 3.57 → 3.48Doubles result

May 19, 2026 · Doubles · Combo

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

+0.13

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.42

David Wilson(partner)

3.69

Opponents

Chris NealCurrently on FLYTE RC CM8.5A

3.87

Monte ZwebenCurrently on MARIN TC 55MX8.0A

3.23

Combo rating 3.37 → 3.50Doubles result

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

May 2, 2026 · Doubles · Combo

Lost 2-6,3-6

−0.02

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.42

Michael Graziano(partner)Currently on MARIN TC 55MX7.0A

4.09

Opponents

Howard SchnirmanCurrently on ROHNERT PK TC/MAGNOLIA/M PK CM8.5A

3.98

Randall WatkinsCurrently on FOUNTAINGROVE-AC CM7.5A

4.07

Combo rating 3.38 → 3.37Doubles result

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

May 1, 2026 · Doubles

Lost 4-6,3-6

−0.07

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

Chris Cooper(partner)Currently on MARIN TC CM7.5A

3.77

Opponents

Jerry LabayCurrently on SCOTT VALLEY CM7.5A

3.60

Steve MarshallCurrently on SCOTT VALLEY CM7.5A

3.73

Rating 3.64 → 3.57Doubles result

Apr 30, 2026 · Doubles

Lost 2-6,1-6

−0.01

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

Michael Lustenberger(partner)Currently on MARIN TC CM8.5A

3.98

Opponents

Ethan DanielsCurrently on ROLLING HILLS 40MX8.0A

4.16

Gabriel ChanCurrently on ROLLING HILLS CM8.5A

4.23

Rating 3.64 → 3.64Doubles result

Apr 26, 2026 · Doubles

Lost 2-6,5-7

−0.06

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

Michael Graziano(partner)Currently on MARIN TC 55MX7.0A

3.74

Opponents

David SherryCurrently on TIBURON PEN C 55MX7.0A

3.64

Brett Mulberg

4.06

Rating 3.71 → 3.64Doubles result

Apr 25, 2026 · Doubles · Mixed

Lost 2-6,3-6

−0.02

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Tina Skouras(partner)Currently on MARIN TC CW8.5B

3.70

Opponents

Rachel FalkCurrently on PLEASANTON CW8.5C

3.96

Rehan MirzaCurrently on MILLS COLLEGE CM8.5A

4.10

Mixed rating 3.53 → 3.50Doubles result

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

Apr 24, 2026 · Doubles · Mixed

Lost 0-6,1-6

−0.01

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Francie Burkhard(partner)Currently on MARIN TC CW8.5B

3.61

Opponents

Benedicto LlaveCurrently on LOS PASEOS PK CM8.5A

4.28

Arianna ChoingCurrently on BAY TREES PK CW7.5A

4.18

Mixed rating 3.54 → 3.53Doubles result

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

Apr 18, 2026 · Doubles · Combo

Lost 1-6,1-6

−0.03

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.42

Laurence Mackler(partner)

3.73

Opponents

Mike DownsCurrently on RAFAEL RC CM8.5A

4.21

Benjamin MckeeverCurrently on RAFAEL RC CM7.5A

3.80

Combo rating 3.41 → 3.38Doubles result

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

Apr 4, 2026 · Doubles · Combo

Lost 6-0,5-7,0-1

−0.02

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.42

David Wilson(partner)

3.69

Opponents

Robbert De VriesCurrently on RAFAEL RC CM7.5A

3.87

Jeffrey ThorntonCurrently on RAFAEL RC CM7.5A

3.81

Combo rating 3.44 → 3.41Doubles result

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

Mar 14, 2026 · Doubles · Mixed

Won 7-6,7-5

+0.10

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Paige Graziano(partner)Currently on MARIN TC CW6.5A

3.43

Opponents

David GraysonCurrently on MT TAM RC 55MX7.0A

3.46

Jessie SchroederCurrently on MT TAM RC 40MX7.0A

3.35

Mixed rating 3.44 → 3.54Doubles result

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

Feb 22, 2026 · Doubles · Mixed

Lost 4-6,4-6

−0.11

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Francie Burkhard(partner)Currently on MARIN TC CW8.5B

3.61

Opponents

Kai HeCurrently on NOVATO TC/PIONEER PK CM7.5A

3.80

Hana Wang

3.57

Mixed rating 3.55 → 3.44Doubles result

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

Feb 21, 2026 · Doubles · Mixed

Lost 6-2,4-6,0-1

−0.16

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Sarah Blevins(partner)Currently on MARIN TC CW6.5A

3.26

Opponents

Roland DavantesCurrently on RAFAEL RC CM7.5A

3.46

Kendal BurrellCurrently on RAFAEL RC CW7.5A

3.39

Mixed rating 3.71 → 3.55Doubles result

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

Feb 14, 2026 · Doubles

Lost 4-6,4-6

−0.09

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

Ara Hamamjian(partner)Currently on MARIN TC CM7.5B

3.65

Opponents

Jacob Colvin

3.51

Robert Williard

3.67

Rating 3.80 → 3.71Doubles result

Feb 1, 2026 · Doubles · Mixed

Lost 7-6,1-6,0-1

−0.15

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Tina Skouras(partner)Currently on MARIN TC CW8.5B

3.70

Opponents

Bruno Luiz Ley SantosCurrently on ROHNERT PK TC/MAGNOLIA/M PK CM7.5A

3.58

Andrea PierceCurrently on ROLLING HILLS 40MX8.0A

3.47

Mixed rating 3.86 → 3.71Doubles result

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

Jan 31, 2026 · Doubles

Lost 4-6,3-6

−0.13

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

David Sadoff(partner)Currently on MARIN TC CM8.5A

3.74

Opponents

Patrick RimbaudCurrently on ROLLING HILLS CM7.5A

3.65

Yasha RahimzadehCurrently on ROLLING HILLS CM7.5A

3.60

Rating 3.93 → 3.80Doubles result

Jan 21, 2026 · Doubles

Lost 3-6,1-6

−0.03

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.48

Ara Hamamjian(partner)Currently on MARIN TC CM7.5B

3.65

Opponents

Tommy HellyerCurrently on RAFAEL RC CM8.5A

4.02

Jeffrey ThorntonCurrently on RAFAEL RC CM7.5A

3.99

Rating 3.96 → 3.93Doubles result

Jan 12, 2026 · Doubles · Mixed

Won 6-2,6-2

+0.02

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Sarah Blevins(partner)Currently on MARIN TC CW6.5A

3.26

Opponents

Matthew Schmidt

3.03

Elaine MooreCurrently on TIBURON PEN C CW7.5A-DT

3.30

Mixed rating 3.84 → 3.86Doubles result

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

Jan 11, 2026 · Doubles · Mixed

Lost 3-6,1-6

−0.12

Derek’s side

Derek BoorseCurrently on MARIN TC CM7.5B

3.56

Kerri Chase(partner)Currently on MARIN TC CW8.5A

3.75

Opponents

James RedfernCurrently on OLYMPIC CM7.5A

3.79

Michelle EndresCurrently on CALIFORNIA TC CW8.5A

3.77

Mixed rating 3.96 → 3.84Doubles result

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

Best match

−0.01

Apr 30 vs E. Daniels / G. Chan

Worst match

−0.13

Jan 31 vs P. Rimbaud / Y. Rahimzadeh

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

Derek Boorse’s MatchPoint NorCal tennis rating is 3.48, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 5 active NorCal league teams.

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−0.033.31

Pulled toward the 2025 year-end level−0.113.96

Captain a team?

Win more matches with less captain work.

Use ratings, availability, and opponent context to build better lineups—and get your time back.

Set up my team

Derek Boorse’s NorCal tennis rating

Win more matches with less captain work.