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Heather Morrow

Bothell, WA
4.5C year-end 2025
158 matches · 87W–71L · seasons 2019–2026
Bump probability
4.04.55.0lowhigh

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.

4.07
estimated dynamic rating
Where the rating sits now, on 17 matches this season · USTA never publishes this number
20%
down to 4.0
80%
stay 4.5
0%
up to 5.0
Projected to December: 12% down · 88% stay · 0% up, from a year-end estimate of 4.09. Higher than today’s 4.07 because players this far below their band have historically finished nearer the middle of it.

A 4.5 runs from 4.01 to 4.50. 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
WA · 4.5
210 of 364

Heather 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

Heather has played at 4.0, 4.5 across 8 seasons — 1 move up and 0 down.

3.54.04.520192020202120222023202420252026

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 4.5, Heather has gone from the 45th to the 52nd percentile of players at that level, 2022 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
4.0
83.3%
30W–6L · 62.1% of games
4.5
45.9%
28W–33L · 48.6% of games
9.0
50%
3W–3L · 53.5% of games
8.0mixed
55.9%
19W–15L · 53.8% of games
9.0mixed
0%
0W–8L · 39.2% of games

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

Match history158 matches
W
Liying Hou / Aaron Cao
2026-07-23 · #1 Doubles · 4.5 · with Kim Evans
−0.001about as expected — took 53% of games against 54% expected
2-6, 6-2, 1-0
L
Leah Hampton / Chris Ramsower-Pearlsteinchamps
2026-06-27 · #1 Doubles · with Racquel Johnson
+0.001below expectation — took 29% of games against 35% expected
6-2, 6-3
L
2026-06-27 · #1 Doubles · with Nancy Rutter
+0.041better than expected — took 44% of games against 31% expected
6-2, 3-6, 1-0
W
2026-06-06 · #2 Doubles · 4.5 · with Kim Evans
−0.002about as expected — took 55% of games against 56% expected
5-7, 6-3, 1-0
L
2026-05-17 · #2 Doubles · 4.5 · with Kaila Yun
+0.007about as expected — took 38% of games against 38% expected
7-5, 6-3
L
2026-04-12 · #1 Doubles · 4.5 · with Kaila Yun
+0.034better than expected — took 40% of games against 31% expected
6-3, 6-5
W
2026-03-15 · #3 Doubles · 4.5 · with Kim Evans
+0.043better than expected — took 63% of games against 43% expected
6-4, 6-3
W
2026-03-07 · #3 Doubles · 4.5 · with Kim Evans
−0.030below expectation — took 63% of games against 70% expected
6-3, 6-4
L
2026-03-01 · #3 Doubles · 4.5 · with Kim Evans
−0.023below expectation — took 38% of games against 50% expected
6-3, 7-5
L
2026-02-20 · #2 Doubles · 4.5 · with Carola Dopps
−0.055below expectation — took 50% of games against 67% expected
4-6, 7-6, 1-0
W
2026-01-10 · #3 Doubles · 4.5 · with Kim Evans
+0.012better than expected — took 61% of games against 55% expected
4-6, 6-1, 1-0
W
2025-11-23 · #3 Doubles · 9.0 · with Julie Lindberg
+0.012better than expected — took 60% of games against 54% expected
6-4, 6-4
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.

None of it is visible to anyone else. Not to other players, not on your public page, not in search. Every private table is scoped to your account at the database level, so it is enforced rather than promised. The public page you are looking at is built from USTA match results and nothing else.

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