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Margaret Sivertsen

Portland, OR
4.0C year-end 2025
83 matches · 39W–44L · seasons 20192026
Bump probability
3.54.04.5lowhigh

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.

3.56
estimated dynamic rating
Where the rating sits now, on 11 matches this season · USTA never publishes this number
23%
down to 3.5
77%
stay 4.0
0%
up to 4.5
Projected to December: 14% down · 86% stay · 0% up, from a year-end estimate of 3.59. Higher than today’s 3.56 because players this far below their band have historically finished nearer the middle of it.

A 4.0 runs from 3.51 to 4.00. This rating sits in the bottom 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 · 4.0
224 of 266
OR · 4.0
412 of 498

Margaret 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.

Teams64 teams · 2011–2027
Over timerating by season, and how you rank
Rating by season

Margaret has been 4.0 for all 8 seasons on record, but moved a long way inside it — from the bottom of the band to the middle.

3.54.020192020202120222023202420252026

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. The smaller, faded points — 2020 — rest on fewer than 5 matches, where the estimate is mostly the level the player was entered at rather than anything they did on court. Read the shape, not the value.

How you rank at your level
At 4.0, Margaret has gone from the 85th to the 35th percentile of players at that level, 2019 to 2026.

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 level6 levels played
4.0
41.9%
18W–25L · 45.8% of games
7.0
60%
6W–4L · 55.6% of games
8.0
38.5%
5W–8L · 42.4% of games
9.0
1W–2L
not enough matches yet
7.0mixed
25%
1W–3L · 42.7% of games
8.0mixed
83.3%
5W–1L · 58.4% of games

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

Match history83 matches
L
2026-05-24 · THPRD-Sivertsen/Lindsay · #2 Doubles · 4.0 · with Julie Hanson
0.002about as expected — took 38% of games against 41% expected
6-2, 7-6
W
2026-05-03 · THPRD-Sivertsen/Lindsay · #3 Doubles · 4.0 · with Julie Hanson
+0.013better than expected — took 67% of games against 58% expected
6-3, 6-3
W
2026-04-25 · THPRD-Sivertsen/Lindsay · #3 Doubles · 4.0 · with Tomoko Hori
+0.027better than expected — took 57% of games against 45% expected
6-4, 7-6
L
2026-02-21 · THPRD-Sivertsen/Kershaw · #2 Doubles · 4.0 · with Nancy Atkins
+0.001about as expected — took 48% of games against 47% expected
6-4, 4-6, 1-0
L
2026-01-17 · THPRD-Sivertsen/Kershaw · #1 Doubles · 4.0 · with Julie Bradford
0.032below expectation — took 25% of games against 44% expected
6-3, 6-1
L
2025-11-08 · N OR-THPRD-Hockman · #1 Doubles · 7.0 · with Barbara Gram
0.038below expectation — took 29% of games against 49% expected
6-3, 6-2
W
2025-10-19 · N OR-THPRD-Hockman · #2 Doubles · 7.0 · with Barbara Gram
+0.013better than expected — took 63% of games against 56% expected
6-3, 6-4
W
2025-10-18 · THPRD-Kershaw/Sivertsen · #1 Doubles · 8.0 · with Julie Bradford
+0.028better than expected — took 50% of games against 40% expected
2-6, 6-3, 1-0
L
2025-10-12 · THPRD-Kershaw/Sivertsen · #1 Doubles · 8.0 · with Kathleen Murrin
0.062below expectation — took 0% of games against 38% expected
6-0, 6-0
W
2025-10-10 · N OR-THPRD-Hockman · #2 Doubles · 7.0 · with Barbara Gram
+0.017better than expected — took 75% of games against 62% expected
6-1, 6-3
L
2025-09-12 · THPRD-Kershaw/Sivertsen · #2 Doubles · 8.0 · with Tomoko Hori
0.026below expectation — took 25% of games against 41% expected
6-1, 6-3
L
2025-06-21 · THPRD-Sivertsen/Davis · #2 Doubles · 4.0 · with Julie Bradford
+0.005about as expected — took 46% of games against 44% expected
6-4, 6-7, 1-0
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