Jun 7, 2026 · Doubles
Won 6-3,6-1
+0.01
Rating 4.67 → 4.68Doubles result
Player profile
Oscar Chiarella: estimated dynamic rating
Oscar Chiarella
USTA4.5NorCal league player
Estimated dynamic rating
▲ +0.24 this season
Active teams
No active team listing yet.
2026
26 matches
Jan · 4.30
Jun · 4.68
Jun 7 · Doubles+0.01
W T. Kim / C. Mahadevan
6-3,6-1 · with Dave Hagiwara
● Won ● Lost · Select a point to see that match.Your whole season is recalculated daily, so earlier points can shift as new results come in.
Current season
26 matches
Published NorCal results in 2026 — 16 scoring, 10 combo or mixed. Combo and mixed don’t affect NTRP ratings.
May 29, 2026 · Doubles
Won 6-3,6-0
+0.02
Rating 4.65 → 4.67Doubles result
May 24, 2026 · Doubles · Combo
Lost 4-6,5-7
−0.04
Combo rating 4.33 → 4.29Doubles result
May 23, 2026 · Doubles · Combo
Won 6-1,6-1
+0.09
Combo rating 4.15 → 4.24Doubles result
May 23, 2026 · Doubles · Combo
Won 6-0,6-2
+0.09
Combo rating 4.24 → 4.33Doubles result
May 11, 2026 · Doubles
Won 6-0,6-3
+0.01
Opponents
Dana NuccitelliCurrently on GOLD RIVER RC CM8.5A
4.00Todd HumphreyCurrently on RIO DEL ORO 55MX8.0A
4.05Rating 4.64 → 4.65Doubles result
May 10, 2026 · Doubles
Won 6-2,6-2
+0.14
Opponents
Matt PanuwatCurrently on RICHMOND TA/NICHOLL PK CM9.5A
4.59Jeff WongCurrently on WALNUT CREEK RC/Walnut Creek TC CM9.5A
4.79Rating 4.50 → 4.64Doubles result
May 9, 2026 · Doubles
Won 1-6,6-0,1-0
+0.08
Opponents
Eric TsaiCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CM8.5A
4.62Kevin MargoCurrently on BAY CLUB COURTSIDE CM9.5A
4.52Rating 4.42 → 4.50Doubles result
May 8, 2026 · Doubles
Won 2-6,6-2,1-0
+0.09
Opponents
Cory FulchironCurrently on ROHNERT PK TC/MAGNOLIA/M PK CM8.5A
4.39Timothy BarlowCurrently on ROHNERT PK TC/MAGNOLIA/M PK CM8.5A
4.45Rating 4.33 → 4.42Doubles result
May 7, 2026 · Doubles · Combo
Lost 1-6,6-3,0-1
−0.04
Combo rating 4.19 → 4.15Doubles result
May 2, 2026 · Doubles · Combo
Lost 3-6,1-6
−0.07
Combo rating 4.26 → 4.19Doubles result
Apr 26, 2026 · Doubles · Combo
Lost 7-5,6-7,0-1
−0.09
Combo rating 4.35 → 4.26Doubles result
Apr 25, 2026 · Doubles · Combo
Won 6-2,5-7,1-0
+0.04
Opponents
Michael BedardCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A
3.93Eric WhiteCurrently on GOLD RIVER RC CM8.5A
3.73Combo rating 4.32 → 4.35Doubles result
Apr 12, 2026 · Doubles
Won 6-1,6-4
+0.10
Rating 4.23 → 4.33Doubles result
Apr 11, 2026 · Doubles · Combo
Lost 2-6,6-7
−0.06
Combo rating 4.37 → 4.32Doubles result
Apr 4, 2026 · Doubles · Combo
Won 7-5,6-1
+0.04
Opponents
Michael BedardCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX9.0A
3.93Eric WhiteCurrently on GOLD RIVER RC CM8.5A
3.73Combo rating 4.34 → 4.37Doubles result
Mar 21, 2026 · Doubles · Combo
Lost 1-6,4-6
−0.08
Combo rating 4.42 → 4.34Doubles result
Mar 14, 2026 · Doubles
Lost 7-5,3-6,0-1
−0.13
Opponents
Matthew ZimmerlingCurrently on JOHNSON RANCH CM8.5A
4.57Pete BeamCurrently on SERRANO CC CM8.5A
4.56Rating 4.36 → 4.23Doubles result
Mar 7, 2026 · Doubles
Won 7-5,7-6
+0.02
Opponents
Dana NuccitelliCurrently on GOLD RIVER RC CM8.5A
4.00Brad StevensCurrently on JOHNSON RANCH 55MX8.0A
4.12Rating 4.34 → 4.36Doubles result
Feb 28, 2026 · Doubles
Lost 4-6,6-2,0-1
−0.17
Rating 4.51 → 4.34Doubles result
Feb 14, 2026 · Doubles
Won 6-2,6-1
+0.02
Rating 4.49 → 4.51Doubles result
Feb 7, 2026 · Doubles
Won 6-2,6-3
+0.04
Opponents
Matt LourensCurrently on WALNUT CREEK RC/Walnut Creek TC CM9.5A
4.43David SebbaCurrently on GOLD RIVER RC CM9.5A
4.24Rating 4.45 → 4.49Doubles result
Jan 26, 2026 · Doubles
Won 6-3,6-4
+0.01
Rating 4.43 → 4.45Doubles result
Jan 21, 2026 · Doubles
Won 6-1,7-6
+0.07
Rating 4.36 → 4.43Doubles result
Jan 17, 2026 · Doubles
Won 6-0,2-6 RE
+0.03
Opponents
Mark AvdalovicCurrently on ROSEVILLE LIFE TIME CM8.5A
4.27Jeff GreathouseCurrently on ROSEVILLE LIFE TIME CM8.5A
4.32Rating 4.33 → 4.36Doubles result
Jan 10, 2026 · Doubles
Won 6-2,6-7,1-0
+0.04
Rating 4.30 → 4.33Doubles result
Combo results move their own rating, not your NTRP. USTA computes NTRP from adult singles and doubles only.
Best match
+0.14
May 10 vs M. Panuwat / J. Wong
Worst match
−0.17
Feb 28 vs P. Gee / L. Messer
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 Nov 4
Year-end re-anchoring
Pulled toward the 2024 year-end level−0.094.35
Pulled toward the 2025 year-end level−0.094.30
More about Oscar
Oscar Chiarella has been a USTA NorCal 4.5 since 2021. The estimated dynamic rating is 4.68, up 0.24 this season, with a 18–8 record in 2026 across regular and combo play. Most frequent partner: Mike Smith, 3–4 in 7 matches together.
Record
18–8
2026 season, 26 matches
16–15
2025 season, 31 matches
6
Longest winning streak
9–9
Matches that went to a third set or match tiebreak
Partners
- Mike Smith7 matches together3–4
- Rajen Ramsamooj7 matches together0–7
- Abel Orozco6 matches together6–0
Best wins
Against the highest-rated opponents by year-end NTRP, this season and last.
- d. Bret Cochran (4.5) / Aidan Sauer (4.5)May 29, 2026 · Doubles6-3, 6-0
- d. Michael Bedard (4.5) / Jon Toney (4.5)May 23, 2026 · Combo6-1, 6-1
Year-end NTRP, 2000–2026
4.5 in 2000, 4.5 from 2002 to 2004, 5.0 from 2005 to 2006, 4.5 from 2007 to 2009, 5.0 from 2010 to 2012 and 4.5 from 2021 to 2026.
MatchPoint's estimated dynamic rating is an independent estimate from published USTA NorCal league results through November 4, 2026. It is not a rating USTA calculates, and MatchPoint is not affiliated with USTA.
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