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Kathleen Chamberlain

Las Vegas, NV
3.5C year-end 2025
153 matches · 104W–49L · seasons 20212026
Bump probability
3.03.54.0lowhigh

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.

3.53
estimated dynamic rating
Where the rating sits now, on 24 matches this season · USTA never publishes this number
0%
down to 3.0
36%
stay 3.5
64%
up to 4.0
Projected to December: 0% down · 77% stay · 23% up, from a year-end estimate of 3.44. Lower than today’s 3.53 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 3.5 runs from 3.01 to 3.50. 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
Las Vegas · 3.5
15 of 139
NV · 3.5
15 of 228

Kathleen 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

Kathleen has played at 2.5, 3.0, 3.5 across 6 seasons — 2 moves up and 0 down.

2.02.53.03.5202120222023202420252026

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 — 2021 — 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 3.5, Kathleen has gone from the 43rd to the 99th percentile of players at that level, 2023 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 level8 levels played
2.5
66.7%
8W–4L · 64.7% of games
3.0
66.7%
16W–8L · 56.1% of games
3.5
71.8%
61W–24L · 58.3% of games
4.0
57.1%
4W–3L · 50.4% of games
6.0mixed
1W–1L
not enough matches yet
6.5mixed
1W–2L
not enough matches yet
7.0mixed
75%
6W–2L · 59.9% of games
7.5mixed
20%
1W–4L · 48% of games

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

Match history153 matches
L
2026-07-21 · #2 Doubles · 4.0 · with Lori LaBarbera
0.035below expectation — took 29% of games against 48% expected
6-3, 6-2
W
2026-06-19 · #2 Doubles · with Travis Azous
+0.004better than expected — took 71% of games against 63% expected
6-1, 6-4
W
Chelsea Gray / Jamie Kelvingtonchamps
2026-06-15 · #2 Doubles · with Travis Azous
+0.036better than expected — took 71% of games against 52% expected
6-3, 6-2
W
2026-06-07 · #1 Doubles · 3.5 · with Travis Azous
+0.015better than expected — took 100% of games against 77% expected
6-0, 6-0
W
2026-05-27 · #1 Doubles · 3.5 · with Megan Galli
0.014about as expected — took 61% of games against 64% expected
4-6, 6-1, 1-0
W
2026-05-23 · #1 Doubles · 3.5 · with Travis Azous
0.012about as expected — took 56% of games against 60% expected
3-6, 6-2, 1-0
L
2026-05-11 · #4 Doubles · 4.0 · with Claudia Sleet
0.015below expectation — took 50% of games against 55% expected
6-2, 1-6, 1-0
W
Kelly McPherson / Michelle Jarvis
2026-05-09 · #3 Doubles · 3.5 · with Travis Azous
+0.012better than expected — took 86% of games against 69% expected
6-1, 6-1
L
Rebecca Miller / Irene Frazier
2026-05-06 · #3 Doubles · 3.5 · with Megan Galli
0.046below expectation — took 50% of games against 65% expected
6-4, 3-6, 1-0
W
Michelle Alber / Jayme Phillips
2026-04-29 · #3 Doubles · 3.5 · with Brezya J Rhodes
0.004better than expected — took 86% of games against 74% expected
6-0, 6-2
W
Susan Grady / Kathryn Marmor
2026-04-25 · #1 Doubles · 3.5 · with Megan Galli
+0.049better than expected — took 100% of games against 66% expected
6-0, 6-0
W
2026-04-01 · #1 Doubles · 3.5 · with Darby Fitzpatrick-Reber
+0.015better than expected — took 86% of games against 69% expected
6-0, 6-2
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