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Sandy Mach

Portland, OR
3.0C year-end 2025
32 matches · 25W–7L · seasons 20252026
Bump probability
2.53.03.5lowhigh

Where this rating stands today. Taller means more likely. The dashed lines are the band edges, and the three shaded areas are the three percentages below.

3.16
estimated dynamic rating
Where the rating sits now, on 22 matches this season · USTA never publishes this number
0%
down to 2.5
2%
stay 3.0
98%
up to 3.5
Projected to December: 0% down · 32% stay · 68% up, from a year-end estimate of 3.04. Lower than today’s 3.16 because form regresses — players this far above their band partway through a season have historically finished nearer the middle of it. Keep playing at this level and the numbers above are the ones that hold.

A 3.0 runs from 2.51 to 3.00. This rating sits in the top of the band, and every match moves it.

Our estimate, not a USTA figure — scale measured at this point of 2023 on 2160 players. Graded publicly in December when USTA publishes year-end ratings. It moves when you play, and occasionally when we improve the model.

Where you rank
Portland · 3.0
18 of 357
OR · 3.0
31 of 600

Sandy is ranked among players at the same level in the same place, by our estimated dynamic rating — not the published level, which is the same for everyone in the band. Groups smaller than five are not ranked, because a placing out of two is noise dressed as standing.

Teams6 teams · 2025–2026
Over timerating by season, and how you rank
Rating by season

Sandy has been 3.0 for all 2 seasons on record, but moved a long way inside it — from the bottom of the band to the top.

2.53.020252026

The line is our estimate; the horizontal lines are level boundaries, so crossing one is a bump. Hollow points are years we inferred from the level played the following season, because USTA publishes a current rating but no history.

How you rank at your level

Percentile compares the same level in the same season, by share of games won. Mixed is shown for context — USTA rules exclude it from your adult rating unless mixed is all you play.

By level5 levels played
2.5
100%
6W–0L · 81.1% of games
3.0
66.7%
6W–3L · 56.5% of games
6.0
66.7%
4W–2L · 58.3% of games
2.5mixed
0W–1L
not enough matches yet
6.0mixed
2W–0L
not enough matches yet

Games won matters more than matches won — NTRP adjusts on margins.

Match history32 matches
W
2026-07-19 · Hulme · #1 Doubles · 3.0 · with Ryann Hulme
+0.006about as expected — took 48% of games against 47% expected
2-6, 7-5, 1-0
L
Priscilla Paik / Heather Dale
2026-07-11 · Hulme · #1 Doubles · 3.0 · with Dallas Jessup
0.009about as expected — took 45% of games against 49% expected
6-3, 4-6, 1-0
L
Jennifer Yamin / Jennifer Tadjedin
2026-07-06 · Hulme · #1 Doubles · 3.0 · with Shilpa Nanja
0.015about as expected — took 53% of games against 57% expected
2-6, 6-4, 1-0
W
2026-07-02 · Hulme · #1 Doubles · 3.0 · with Shilpa Nanja
+0.051better than expected — took 44% of games against 32% expected
6-3, 0-6, 1-0
W
2026-06-21 · NOR-THPRD-Corrales · #1 Singles
+0.013better than expected — took 71% of games against 61% expected
6-1, 6-4
W
Melissa Harderchamps
2026-06-20 · NOR-THPRD-Corrales · #1 Singles
0.002about as expected — took 62% of games against 60% expected
7-5, 6-3
W
2026-06-13 · NOR-THPRD-Corrales · #1 Singles · 3.0
+0.050better than expected — took 92% of games against 61% expected
6-0, 6-1
W
Becca Perry / Erin Legg
2026-05-30 · NOR-THPRD-Corrales · #2 Doubles · 3.0 · with Ryann Hulme
+0.024better than expected — took 67% of games against 54% expected
6-2, 6-4
L
Grayson Dempsey / Rachel Young
2026-05-10 · NOR-THPRD-Corrales · #1 Doubles · 3.0 · with Shilpa Nanja
+0.001about as expected — took 37% of games against 39% expected
5-7, 6-0, 1-0
W
Phyllis Shen
2026-04-03 · NOR-THPRD-Corrales · #1 Singles · 3.0
+0.008better than expected — took 71% of games against 62% expected
6-2, 6-3
W
2026-03-29 · NOR-THPRD-Corrales · #1 Singles · 3.0
+0.027better than expected — took 67% of games against 52% expected
6-3, 6-3
W
2026-03-15 · NOR-THPRD-Corrales · #1 Female Singles
+0.019better than expected — took 67% of games against 56% expected
6-3
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