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Julia Sommerfeld

Seattle, WA
2.5C year-end 2025
97 matches · 47W–50L · seasons 20232026
Bump probability
2.02.53.0lowhigh

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.

2.70
estimated dynamic rating
Where the rating sits now, on 40 matches this season · USTA never publishes this number
0%
down to 2.0
1%
stay 2.5
99%
up to 3.0
Projected to December: 0% down · 19% stay · 81% up, from a year-end estimate of 2.57. Lower than today’s 2.70 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 2.5 runs from 2.01 to 2.50. 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
Seattle · 2.5
1 of 17
WA · 2.5
7 of 81

Julia 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.

Over timerating by season, and how you rank
Rating by season

Julia has been 2.5 for all 4 seasons on record, but moved a long way inside it — from the middle of the band to the top.

2.02.52023202420252026

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
At 2.5, Julia has gone from the 25th to the 92nd percentile of players at that level, 2025 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 level5 levels played
0.0
1W–1L
not enough matches yet
2.5
73.2%
30W–11L · 60% of games
3.0
25.8%
8W–23L · 37.6% of games
0.0mixed
1W–1L
not enough matches yet
6.0mixed
33.3%
6W–12L · 37.2% of games

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

Match history97 matches
L
Becca Mischke / Ioana Ungureanasu
2026-07-29 · #1 Female Doubles · 0.0 · with Tina Mccorkindale
0.073below expectation — took 14% of games against 53% expected
6-1
W
Leyla Theunissen
2026-07-20 · #1 Female Singles · 0.0
0.002about as expected — took 67% of games against 63% expected
6-3
W
Tammi Tompkins / Randy Navarromixed
2026-07-19 · #2 Doubles · 6.0 · with Erik Fraker
+0.000better than expected — took 56% of games against 47% expected
6-2, 3-6, 1-0
W
Sandra Cullen / Clara Hsu
2026-07-02 · #1 Doubles · 2.5 · with Rhenda Meiser
0.016about as expected — took 71% of games against 70% expected
6-4, 6-1
W
Monica Spain / Barbara Trentalange
2026-06-30 · #1 Doubles · 2.5 · with Lindsay Roitman
0.001better than expected — took 80% of games against 70% expected
6-2, 6-1
W
Rama Karve
2026-06-28 · #1 Singles · 3.0
0.040below expectation — took 53% of games against 68% expected
6-1, 1-6, 1-0
L
jillian leingang / Thane Liffickmixed
2026-06-27 · #2 Doubles · 6.0 · with Christopher Landman
+0.000below expectation — took 32% of games against 42% expected
7-5, 6-1
W
Amy Wang
2026-06-25 · #1 Singles · 3.0
+0.024better than expected — took 59% of games against 47% expected
4-6, 6-1
L
2026-06-16 · #1 Singles · 2.5
0.002about as expected — took 57% of games against 55% expected
7-6, 1-6, 1-0
L
Binah Yeungchamps
2026-06-13 · #1 Singles
+0.037better than expected — took 48% of games against 34% expected
4-6, 7-5, 1-0
W
Pranom Leephan-Williams / Juliet Friedl
2026-06-05 · #3 Doubles · 3.0 · with Aleana Harris
+0.037better than expected — took 68% of games against 49% expected
6-1, 7-5
W
Rebecca Huang
2026-06-01 · #1 Singles · 2.5
+0.050better than expected — took 86% of games against 57% expected
6-1, 6-1
What an account addsprivate to you

Signing in lets you point an account at your own record and keep things alongside it: notes on individual matches, your racquet and string setup, restring reminders, friendly matches that never reach TennisLink, and a diary of what you changed and what happened after.

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Not affiliated with or endorsed by the USTA. Rating shown is the published USTA year-end figure; match data is from USTA TennisLink.